dcrat | f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 04:40

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General

Target

f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe
Size

1.8MB
MD5

d1c01e3ece918fce1cee14204b9a91af
SHA1

888e49d8716e5d283c3a16a2cdaf37a9c09c098e
SHA256

f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6
SHA512

1263bad7fd1911d6689734477bd2b90b718d4496c69c1ef173e411443929d40317e798cdf1370446b7b6bd14d269ef8edbe197af4f2590f30fac45fdb0e8bd6e
SSDEEP

49152:IBJTl4fxzc8TMk++HUwh42sDnaeQdbJU7Z:yj4hcEM54UG43naZs

Score

10^/10

dcrat discovery execution infostealer persistence rat spyware stealer

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Modifies WinLogon for persistence 2 TTPs 6 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\", \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\", \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\", \"C:\\fontwin\\WmiPrvSE.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\", \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\", \"C:\\fontwin\\WmiPrvSE.exe\", \"C:\\MSOCache\\All Users\\{90140000-0116-0409-1000-0000000FF1CE}-C\\winlogon.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\", \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\", \"C:\\fontwin\\WmiPrvSE.exe\", \"C:\\MSOCache\\All Users\\{90140000-0116-0409-1000-0000000FF1CE}-C\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Sidebar\\OSPPSVC.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\", \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\", \"C:\\fontwin\\WmiPrvSE.exe\", \"C:\\MSOCache\\All Users\\{90140000-0116-0409-1000-0000000FF1CE}-C\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Sidebar\\OSPPSVC.exe\", \"C:\\fontwin\\MsServerHost.exe\""	MsServerHost.exe

Process spawned unexpected child process 18 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2188	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2888	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3028	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2536	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1824	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1900	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1040	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2236	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2032	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1988	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2140	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2292	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1492	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1292	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1760	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	424	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1672	1184	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	688	1184	schtasks.exe	34

Command and Scripting Interpreter: PowerShell 1 TTPs 19 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1704	powershell.exe
608	powershell.exe
1992	powershell.exe
1924	powershell.exe
1616	powershell.exe
1804	powershell.exe
288	powershell.exe
1816	powershell.exe
2256	powershell.exe
1552	powershell.exe
1368	powershell.exe
2388	powershell.exe
1076	powershell.exe
1336	powershell.exe
1796	powershell.exe
300	powershell.exe
2580	powershell.exe
1584	powershell.exe
2024	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
2056	MsServerHost.exe
1264	sppsvc.exe

Loads dropped DLL 2 IoCs

pid	Process
2568	cmd.exe
2568	cmd.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\spoolsv.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\MSOCache\\All Users\\{90140000-0116-0409-1000-0000000FF1CE}-C\\winlogon.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\Program Files (x86)\\Windows Sidebar\\OSPPSVC.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MsServerHost = "\"C:\\fontwin\\MsServerHost.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\sppsvc.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\fontwin\\WmiPrvSE.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\fontwin\\WmiPrvSE.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\MSOCache\\All Users\\{90140000-0116-0409-1000-0000000FF1CE}-C\\winlogon.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\Program Files (x86)\\Windows Sidebar\\OSPPSVC.exe\""	MsServerHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MsServerHost = "\"C:\\fontwin\\MsServerHost.exe\""	MsServerHost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	\??\c:\Windows\System32\CSCC5C0E93DDFAC4736A9C168EE86ED86EE.TMP	csc.exe
File created	\??\c:\Windows\System32\9w3j6e.exe	csc.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe	MsServerHost.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe	MsServerHost.exe
File created	C:\Program Files (x86)\Windows Sidebar\1610b97d3ab4a7	MsServerHost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2120	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2120	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2188	schtasks.exe
2536	schtasks.exe
424	schtasks.exe
1824	schtasks.exe
1040	schtasks.exe
2236	schtasks.exe
2140	schtasks.exe
2292	schtasks.exe
688	schtasks.exe
1292	schtasks.exe
1672	schtasks.exe
1760	schtasks.exe
2888	schtasks.exe
3028	schtasks.exe
1900	schtasks.exe
2032	schtasks.exe
1988	schtasks.exe
1492	schtasks.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
1264	sppsvc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe
2056	MsServerHost.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	MsServerHost.exe
Token: SeDebugPrivilege	1368	powershell.exe
Token: SeDebugPrivilege	1796	powershell.exe
Token: SeDebugPrivilege	1616	powershell.exe
Token: SeDebugPrivilege	1584	powershell.exe
Token: SeDebugPrivilege	1704	powershell.exe
Token: SeDebugPrivilege	1804	powershell.exe
Token: SeDebugPrivilege	1076	powershell.exe
Token: SeDebugPrivilege	2024	powershell.exe
Token: SeDebugPrivilege	300	powershell.exe
Token: SeDebugPrivilege	2388	powershell.exe
Token: SeDebugPrivilege	608	powershell.exe
Token: SeDebugPrivilege	1992	powershell.exe
Token: SeDebugPrivilege	1552	powershell.exe
Token: SeDebugPrivilege	288	powershell.exe
Token: SeDebugPrivilege	1336	powershell.exe
Token: SeDebugPrivilege	2256	powershell.exe
Token: SeDebugPrivilege	1924	powershell.exe
Token: SeDebugPrivilege	1816	powershell.exe
Token: SeDebugPrivilege	2580	powershell.exe
Token: SeDebugPrivilege	1264	sppsvc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2936	2828	f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe	30
PID 2828 wrote to memory of 2936	2828	f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe	30
PID 2828 wrote to memory of 2936	2828	f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe	30
PID 2828 wrote to memory of 2936	2828	f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe	30
PID 2936 wrote to memory of 2568	2936	WScript.exe	31
PID 2936 wrote to memory of 2568	2936	WScript.exe	31
PID 2936 wrote to memory of 2568	2936	WScript.exe	31
PID 2936 wrote to memory of 2568	2936	WScript.exe	31
PID 2568 wrote to memory of 2056	2568	cmd.exe	33
PID 2568 wrote to memory of 2056	2568	cmd.exe	33
PID 2568 wrote to memory of 2056	2568	cmd.exe	33
PID 2568 wrote to memory of 2056	2568	cmd.exe	33
PID 2056 wrote to memory of 2928	2056	MsServerHost.exe	38
PID 2056 wrote to memory of 2928	2056	MsServerHost.exe	38
PID 2056 wrote to memory of 2928	2056	MsServerHost.exe	38
PID 2928 wrote to memory of 2880	2928	csc.exe	40
PID 2928 wrote to memory of 2880	2928	csc.exe	40
PID 2928 wrote to memory of 2880	2928	csc.exe	40
PID 2056 wrote to memory of 1796	2056	MsServerHost.exe	56
PID 2056 wrote to memory of 1796	2056	MsServerHost.exe	56
PID 2056 wrote to memory of 1796	2056	MsServerHost.exe	56
PID 2056 wrote to memory of 2024	2056	MsServerHost.exe	57
PID 2056 wrote to memory of 2024	2056	MsServerHost.exe	57
PID 2056 wrote to memory of 2024	2056	MsServerHost.exe	57
PID 2056 wrote to memory of 1368	2056	MsServerHost.exe	59
PID 2056 wrote to memory of 1368	2056	MsServerHost.exe	59
PID 2056 wrote to memory of 1368	2056	MsServerHost.exe	59
PID 2056 wrote to memory of 1616	2056	MsServerHost.exe	61
PID 2056 wrote to memory of 1616	2056	MsServerHost.exe	61
PID 2056 wrote to memory of 1616	2056	MsServerHost.exe	61
PID 2056 wrote to memory of 1804	2056	MsServerHost.exe	63
PID 2056 wrote to memory of 1804	2056	MsServerHost.exe	63
PID 2056 wrote to memory of 1804	2056	MsServerHost.exe	63
PID 2056 wrote to memory of 2388	2056	MsServerHost.exe	65
PID 2056 wrote to memory of 2388	2056	MsServerHost.exe	65
PID 2056 wrote to memory of 2388	2056	MsServerHost.exe	65
PID 2056 wrote to memory of 1336	2056	MsServerHost.exe	66
PID 2056 wrote to memory of 1336	2056	MsServerHost.exe	66
PID 2056 wrote to memory of 1336	2056	MsServerHost.exe	66
PID 2056 wrote to memory of 1552	2056	MsServerHost.exe	67
PID 2056 wrote to memory of 1552	2056	MsServerHost.exe	67
PID 2056 wrote to memory of 1552	2056	MsServerHost.exe	67
PID 2056 wrote to memory of 288	2056	MsServerHost.exe	68
PID 2056 wrote to memory of 288	2056	MsServerHost.exe	68
PID 2056 wrote to memory of 288	2056	MsServerHost.exe	68
PID 2056 wrote to memory of 1992	2056	MsServerHost.exe	69
PID 2056 wrote to memory of 1992	2056	MsServerHost.exe	69
PID 2056 wrote to memory of 1992	2056	MsServerHost.exe	69
PID 2056 wrote to memory of 1076	2056	MsServerHost.exe	70
PID 2056 wrote to memory of 1076	2056	MsServerHost.exe	70
PID 2056 wrote to memory of 1076	2056	MsServerHost.exe	70
PID 2056 wrote to memory of 1816	2056	MsServerHost.exe	72
PID 2056 wrote to memory of 1816	2056	MsServerHost.exe	72
PID 2056 wrote to memory of 1816	2056	MsServerHost.exe	72
PID 2056 wrote to memory of 608	2056	MsServerHost.exe	75
PID 2056 wrote to memory of 608	2056	MsServerHost.exe	75
PID 2056 wrote to memory of 608	2056	MsServerHost.exe	75
PID 2056 wrote to memory of 1584	2056	MsServerHost.exe	76
PID 2056 wrote to memory of 1584	2056	MsServerHost.exe	76
PID 2056 wrote to memory of 1584	2056	MsServerHost.exe	76
PID 2056 wrote to memory of 1704	2056	MsServerHost.exe	78
PID 2056 wrote to memory of 1704	2056	MsServerHost.exe	78
PID 2056 wrote to memory of 1704	2056	MsServerHost.exe	78
PID 2056 wrote to memory of 1924	2056	MsServerHost.exe	79

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe
"C:\Users\Admin\AppData\Local\Temp\f0f558d279b1bc6708a1e95e8aa611c2824ee18be18e9676a236130d649e6db6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\fontwin\rjeG9jpaqkoGYbXQiCixJVHPtViWeFHmB5.vbe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\fontwin\SCfgtLybPKjlpPh39WWFnP7oUkboktfnsRDnMjyFOdFfzldEyFoe.bat" "
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2568
  - - C:\fontwin\MsServerHost.exe
      "C:\fontwin/MsServerHost.exe"
      4⤵
      Modifies WinLogon for persistence
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2056
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\3urapyar\3urapyar.cmdline"
        5⤵
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:2928
      - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC755.tmp" "c:\Windows\System32\CSCC5C0E93DDFAC4736A9C168EE86ED86EE.TMP"
        6⤵
        
        PID:2880
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1796
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/$Recycle.Bin/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:2024
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Documents and Settings/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1368
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/fontwin/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1616
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/MSOCache/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1804
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/PerfLogs/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:2388
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1336
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files (x86)/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1552
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/ProgramData/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:288
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Recovery/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1992
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/System Volume Information/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1076
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Users/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1816
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:/Windows/'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:608
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1584
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\spoolsv.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1704
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\fontwin\WmiPrvSE.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:1924
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0116-0409-1000-0000000FF1CE}-C\winlogon.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:2256
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:300
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\fontwin\MsServerHost.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious use of AdjustPrivilegeToken
        
        PID:2580
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\JToQai739e.bat"
        5⤵
        
        PID:2612
      - C:\Windows\system32\chcp.com
        
        chcp 65001
        6⤵
        
        PID:1572
      - C:\Windows\system32\PING.EXE
        
        ping -n 10 localhost
        6⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:2120
      - C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe
        
        "C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: CmdExeWriteProcessMemorySpam
        Suspicious use of AdjustPrivilegeToken
        
        PID:1264

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 9 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2188

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2888

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3028

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\spoolsv.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2536

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1824

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 14 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1900

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 10 /tr "'C:\fontwin\WmiPrvSE.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1040

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\fontwin\WmiPrvSE.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2236

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 11 /tr "'C:\fontwin\WmiPrvSE.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2032

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 14 /tr "'C:\MSOCache\All Users\{90140000-0116-0409-1000-0000000FF1CE}-C\winlogon.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1988

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0116-0409-1000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2140

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 13 /tr "'C:\MSOCache\All Users\{90140000-0116-0409-1000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2292

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1492

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1292

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Sidebar\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1760

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "MsServerHostM" /sc MINUTE /mo 7 /tr "'C:\fontwin\MsServerHost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:424

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "MsServerHost" /sc ONLOGON /tr "'C:\fontwin\MsServerHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1672

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "MsServerHostM" /sc MINUTE /mo 10 /tr "'C:\fontwin\MsServerHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\JToQai739e.bat

Filesize
206B

MD5
85628b2540f5ca17700a34273ee8e1b9

SHA1
1b6022decbb68d5bd495429b04b8cadc54900194

SHA256
24b11b40a651e51309d7a6846935940be93d6f45a335a586a1b99a7fcec723b3

SHA512
2c826a2549c00a66680009df76e8d2be22d1b40ef09b9298a7d604f4cf2cb5d77f9abc6b03f31b288d8b8abcc7cfc5811f41cc680c684920bae10ff2487a220f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESC755.tmp

Filesize
1KB

MD5
e3214710bb68c45279dc501684f03665

SHA1
7ef9d8739980d21be81bad0be3930dca6058b475

SHA256
017ada024188a70f8f02d3b2d5e8ca24ca390f2dc2e30fa20f85c600c3f8b84d

SHA512
29b1931868575b0ffb341ed0966368cc7103a10bbacce648c4dbc6042cb69cd29e8267d0f8ec612dfd2fd94cabfb136dae50e0a987063c1f49c02718716e4e59

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
1b1def79c392c52d4ec85e0c49cdfd1b

SHA1
137859dfec46ddefede0ac6b004fc79dec38dc3b

SHA256
d50260084dbc6803fa31ed1b7a6b0e090b3bc801ff7deda2e5bad9827157b69c

SHA512
60bc79335c3322d1d9fd33b4a8a1c3d3510cadcb5623fcc556d277e9c45f48482be7322fd3ed61391c9baa2c69e071e2b89205ca2886e829354c8c29cbe8aafd

Download Submit
C:\fontwin\SCfgtLybPKjlpPh39WWFnP7oUkboktfnsRDnMjyFOdFfzldEyFoe.bat

Filesize
79B

MD5
06def1a66d18e2cb54c3feb3e338e852

SHA1
deea78d6baf993c87a4be23895c0ac97be3a58e5

SHA256
050561c2a9a611410c1194e5dea95982410c21c13e6a1b55d0df5c19fb4d3d2f

SHA512
a3769d9af6fdf50c8a86707cf6ced77673e7c7d0471c8102777adf5a556e9ee1598941596fd6acd198c84e7900205a67503209e95e9a4f8ea7f139014e8ba93f

Download Submit
C:\fontwin\rjeG9jpaqkoGYbXQiCixJVHPtViWeFHmB5.vbe

Filesize
238B

MD5
c40860c6355fad694d0759ae23dd3439

SHA1
eb61967cd1502160c1e2e219690cf0b7f91cc94e

SHA256
b4c7379240810d664b2bdd60e093b4203134eff9c42de2720b0cd287af1d74ca

SHA512
ca5323cf17932235cce0c83bc82efa25dd88c0c181b1cddc82149690531d26a0c948ec4d33435ccdf95cc1884efe163703df878ecc30ccc90ecd85083d4d4dfc

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\3urapyar\3urapyar.0.cs

Filesize
410B

MD5
d443f335b7a8455a8768288b0f92d87a

SHA1
aa16cc8efa146c8cc76a37cc53ca2ca585fe6c0d

SHA256
487a90b6281042d7ca706622bafbc8a565ce6ffca9f00557fcbfdaf95863f3ea

SHA512
1bf5a414835959cbc86bae15d6400c240d759ed2ec8fc9ace67fb4f9d10a9182a8deb1aa02f9e0ada3cbb4f51330edfde234210d0ae7e9d7228d386173da5bf5

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\3urapyar\3urapyar.cmdline

Filesize
235B

MD5
3345602806fb5ac8b27453f1c49ad4a9

SHA1
c18dda17949ad2b31b141f301f6f9eada120d137

SHA256
0a830b3e1c99c98e6f74c4f8c908ba26edcfd212fda1872648953c10c302a523

SHA512
efc8d1a42b6d8ee861d6e692a0d424ed58d052349489051dd14944a884bb8905ca441941a42cecf2422020fca3135700758f73e6430a07f39d9fee8aa81d3c3f

Download Submit
\??\c:\Windows\System32\CSCC5C0E93DDFAC4736A9C168EE86ED86EE.TMP

Filesize
1KB

MD5
70046c6c63d509bb29450ef32b59dda3

SHA1
26802b73997ee22a7cd3d07ae77016969603cf00

SHA256
dd0e7409cd9412eafdd8f881d6094fb539ad19c7a54d76043de655a00f80f5d0

SHA512
d7b8d4ed84b8e1f5e416c378872bb7bc6d884341f0aa76f2c3b664f1ad0324a2d749c51718f3940d61663d152c35ba241ce0def03a002c6423a4d0957866c96f

Download Submit
\fontwin\MsServerHost.exe

Filesize
1.9MB

MD5
6a720688eb9d2f5c2cfd4761f969063b

SHA1
5ee46b7fd8f41c79e3df31feede20c518307d52a

SHA256
7be4d5853d99295ba22450e935a9ab99861cfbe5ecc56dab500161c5fa6a8d8b

SHA512
8a9bee8056817fdd26f41202ceae21c4dd720b20de699f28ec6dbbf70ad6566f4ed394d34cbe640374cf970ccb4f4746fe416f2c7bdec19864305c9878d489c0

Download Submit
memory/1264-153-0x0000000000AD0000-0x0000000000CC8000-memory.dmp

Filesize
2.0MB

Download
memory/1368-65-0x0000000002920000-0x0000000002928000-memory.dmp

Filesize
32KB

Download
memory/1796-64-0x000000001B650000-0x000000001B932000-memory.dmp

Filesize
2.9MB

Download
memory/2056-17-0x00000000007D0000-0x00000000007EC000-memory.dmp

Filesize
112KB

Download
memory/2056-27-0x0000000000810000-0x000000000081C000-memory.dmp

Filesize
48KB

Download
memory/2056-25-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/2056-23-0x0000000000530000-0x000000000053C000-memory.dmp

Filesize
48KB

Download
memory/2056-21-0x0000000000520000-0x000000000052E000-memory.dmp

Filesize
56KB

Download
memory/2056-19-0x00000000007F0000-0x0000000000808000-memory.dmp

Filesize
96KB

Download
memory/2056-15-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2056-13-0x0000000000080000-0x0000000000278000-memory.dmp

Filesize
2.0MB

Download