dcrat | 511b7dffe882fa5fa36b6aa5b426a58ba4be1a090294f6ba1dd197ee3fd6bdee

Analysis

max time kernel
145s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 14:56

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General

Target
5d0958e2bf96b110c7f114d783e4517a.exe
Size 3.8MB
Sample240820-sa1fksyamd
SHA256 511b7dffe882fa5fa36b6aa5b426a58ba4be1a090294f6ba1dd197ee3fd6bdee
MD5 5d0958e2bf96b110c7f114d783e4517a
SHA1 8b3084692e5a523238f595cc16f73818c65223d5
SHA512 c93e362cf63b7a4acceeaf7cf88d74d0077a9d053d713950843997f3faa7bd561f05b58b5094043825f00c465b533ec7ce52bbedab96ba1b6f16a9dc1b8e0138
SSDEEP 49152:UbA30BU95+hcmMrWB/khAo9uGcaC/qjgzx+dpIRMJupzMWb547AVgR37pYMyMmOD:Ubi9XrQKAfX4dpxcDK7AiR3yWz/7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dcrat discovery evasion execution infostealer rat trojan

Malware Config

Signatures

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

Process spawned unexpected child process 15 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	332	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1164	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1492	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2964	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3064	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2168	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2420	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1928	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2120	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1340	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1932	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1452	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2852	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2920	2304	schtasks.exe	34
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2928	2304	schtasks.exe	34

UAC bypass 3 TTPs 12 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe

DCRat payload 5 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/files/0x000800000001686d-9.dat	dcrat
behavioral1/memory/2012-13-0x0000000000CD0000-0x000000000104C000-memory.dmp	dcrat
behavioral1/memory/604-74-0x0000000000C70000-0x0000000000FEC000-memory.dmp	dcrat
behavioral1/memory/2424-85-0x0000000000E30000-0x00000000011AC000-memory.dmp	dcrat
behavioral1/memory/2476-97-0x0000000001020000-0x000000000139C000-memory.dmp	dcrat

Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2864	powershell.exe
696	powershell.exe
1916	powershell.exe
1884	powershell.exe
2400	powershell.exe
984	powershell.exe

Executes dropped EXE 4 IoCs

pid	Process
2012	Hyperdhcp.exe
604	OSPPSVC.exe
2424	OSPPSVC.exe
2476	OSPPSVC.exe

Loads dropped DLL 2 IoCs

pid	Process
2704	cmd.exe
2704	cmd.exe

Checks whether UAC is enabled 1 TTPs 8 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Hyperdhcp.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	OSPPSVC.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com
12	pastebin.com
16	pastebin.com

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe	Hyperdhcp.exe
File created	C:\Program Files (x86)\Common Files\System\es-ES\1610b97d3ab4a7	Hyperdhcp.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\IME\IMESC5\HELP\audiodg.exe	Hyperdhcp.exe
File created	C:\Windows\IME\IMESC5\HELP\42af1c969fbb7b	Hyperdhcp.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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d0958e2bf96b110c7f114d783e4517a.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 15 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2168	schtasks.exe
2420	schtasks.exe
1452	schtasks.exe
2928	schtasks.exe
332	schtasks.exe
2964	schtasks.exe
2120	schtasks.exe
1340	schtasks.exe
1932	schtasks.exe
1164	schtasks.exe
1492	schtasks.exe
3064	schtasks.exe
1928	schtasks.exe
2852	schtasks.exe
2920	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2012	Hyperdhcp.exe
1884	powershell.exe
1916	powershell.exe
2864	powershell.exe
696	powershell.exe
984	powershell.exe
2400	powershell.exe
604	OSPPSVC.exe
2424	OSPPSVC.exe
2476	OSPPSVC.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	Hyperdhcp.exe
Token: SeDebugPrivilege	1884	powershell.exe
Token: SeDebugPrivilege	1916	powershell.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	696	powershell.exe
Token: SeDebugPrivilege	984	powershell.exe
Token: SeDebugPrivilege	2400	powershell.exe
Token: SeDebugPrivilege	604	OSPPSVC.exe
Token: SeDebugPrivilege	2424	OSPPSVC.exe
Token: SeDebugPrivilege	2476	OSPPSVC.exe

Suspicious use of WriteProcessMemory 63 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2888	2312	5d0958e2bf96b110c7f114d783e4517a.exe	30
PID 2312 wrote to memory of 2888	2312	5d0958e2bf96b110c7f114d783e4517a.exe	30
PID 2312 wrote to memory of 2888	2312	5d0958e2bf96b110c7f114d783e4517a.exe	30
PID 2312 wrote to memory of 2888	2312	5d0958e2bf96b110c7f114d783e4517a.exe	30
PID 2888 wrote to memory of 2704	2888	WScript.exe	31
PID 2888 wrote to memory of 2704	2888	WScript.exe	31
PID 2888 wrote to memory of 2704	2888	WScript.exe	31
PID 2888 wrote to memory of 2704	2888	WScript.exe	31
PID 2704 wrote to memory of 2012	2704	cmd.exe	33
PID 2704 wrote to memory of 2012	2704	cmd.exe	33
PID 2704 wrote to memory of 2012	2704	cmd.exe	33
PID 2704 wrote to memory of 2012	2704	cmd.exe	33
PID 2012 wrote to memory of 2864	2012	Hyperdhcp.exe	50
PID 2012 wrote to memory of 2864	2012	Hyperdhcp.exe	50
PID 2012 wrote to memory of 2864	2012	Hyperdhcp.exe	50
PID 2012 wrote to memory of 696	2012	Hyperdhcp.exe	51
PID 2012 wrote to memory of 696	2012	Hyperdhcp.exe	51
PID 2012 wrote to memory of 696	2012	Hyperdhcp.exe	51
PID 2012 wrote to memory of 984	2012	Hyperdhcp.exe	52
PID 2012 wrote to memory of 984	2012	Hyperdhcp.exe	52
PID 2012 wrote to memory of 984	2012	Hyperdhcp.exe	52
PID 2012 wrote to memory of 1916	2012	Hyperdhcp.exe	53
PID 2012 wrote to memory of 1916	2012	Hyperdhcp.exe	53
PID 2012 wrote to memory of 1916	2012	Hyperdhcp.exe	53
PID 2012 wrote to memory of 1884	2012	Hyperdhcp.exe	54
PID 2012 wrote to memory of 1884	2012	Hyperdhcp.exe	54
PID 2012 wrote to memory of 1884	2012	Hyperdhcp.exe	54
PID 2012 wrote to memory of 2400	2012	Hyperdhcp.exe	55
PID 2012 wrote to memory of 2400	2012	Hyperdhcp.exe	55
PID 2012 wrote to memory of 2400	2012	Hyperdhcp.exe	55
PID 2012 wrote to memory of 2568	2012	Hyperdhcp.exe	62
PID 2012 wrote to memory of 2568	2012	Hyperdhcp.exe	62
PID 2012 wrote to memory of 2568	2012	Hyperdhcp.exe	62
PID 2568 wrote to memory of 2192	2568	cmd.exe	64
PID 2568 wrote to memory of 2192	2568	cmd.exe	64
PID 2568 wrote to memory of 2192	2568	cmd.exe	64
PID 2568 wrote to memory of 604	2568	cmd.exe	65
PID 2568 wrote to memory of 604	2568	cmd.exe	65
PID 2568 wrote to memory of 604	2568	cmd.exe	65
PID 604 wrote to memory of 880	604	OSPPSVC.exe	66
PID 604 wrote to memory of 880	604	OSPPSVC.exe	66
PID 604 wrote to memory of 880	604	OSPPSVC.exe	66
PID 604 wrote to memory of 2500	604	OSPPSVC.exe	67
PID 604 wrote to memory of 2500	604	OSPPSVC.exe	67
PID 604 wrote to memory of 2500	604	OSPPSVC.exe	67
PID 880 wrote to memory of 2424	880	WScript.exe	69
PID 880 wrote to memory of 2424	880	WScript.exe	69
PID 880 wrote to memory of 2424	880	WScript.exe	69
PID 2424 wrote to memory of 2000	2424	OSPPSVC.exe	70
PID 2424 wrote to memory of 2000	2424	OSPPSVC.exe	70
PID 2424 wrote to memory of 2000	2424	OSPPSVC.exe	70
PID 2424 wrote to memory of 2936	2424	OSPPSVC.exe	71
PID 2424 wrote to memory of 2936	2424	OSPPSVC.exe	71
PID 2424 wrote to memory of 2936	2424	OSPPSVC.exe	71
PID 2000 wrote to memory of 2476	2000	WScript.exe	72
PID 2000 wrote to memory of 2476	2000	WScript.exe	72
PID 2000 wrote to memory of 2476	2000	WScript.exe	72
PID 2476 wrote to memory of 3016	2476	OSPPSVC.exe	73
PID 2476 wrote to memory of 3016	2476	OSPPSVC.exe	73
PID 2476 wrote to memory of 3016	2476	OSPPSVC.exe	73
PID 2476 wrote to memory of 1916	2476	OSPPSVC.exe	74
PID 2476 wrote to memory of 1916	2476	OSPPSVC.exe	74
PID 2476 wrote to memory of 1916	2476	OSPPSVC.exe	74

System policy modification 1 TTPs 12 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Hyperdhcp.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	OSPPSVC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	OSPPSVC.exe

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\5d0958e2bf96b110c7f114d783e4517a.exe
"C:\Users\Admin\AppData\Local\Temp\5d0958e2bf96b110c7f114d783e4517a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\chainfontBroker\trc5nQ.vbe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2888
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\chainfontBroker\fo6T8oNFoLNkag45R4Dcasp.bat" "
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2704
  - - C:\chainfontBroker\Hyperdhcp.exe
      "C:\chainfontBroker\Hyperdhcp.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      Checks whether UAC is enabled
      Drops file in Program Files directory
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:2012
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\chainfontBroker\Hyperdhcp.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2864
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\OSPPSVC.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:696
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\IME\IMESC5\HELP\audiodg.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:984
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1916
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\chainfontBroker\csrss.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1884
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\3c6609c2-3a8b-11ef-9675-d685e2345d05\services.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2400
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\smeIq9i6Lu.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2568
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:2192
      - C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe
        
        "C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe"
        6⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:604
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\cdfe2f33-2874-477c-9e2f-e8569f3e9012.vbs"
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:880
        
        C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe
        
        "C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe"
        8⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:2424
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\eb05ef1d-9484-4ab3-9438-b2601d583cf1.vbs"
        9⤵
        Suspicious use of WriteProcessMemory
        
        PID:2000
        
        C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe
        
        "C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe"
        10⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:2476
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\1059413b-95a5-4ff2-a0e7-6ecfcf3352a2.vbs"
        11⤵
        
        PID:3016
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\67b4e572-deb0-4069-a89f-5e9908a1f4c0.vbs"
        11⤵
        
        PID:1916
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ad2f7b38-ddad-4a00-8ece-c2f04fd8bb10.vbs"
        9⤵
        
        PID:2936
        
        C:\Windows\System32\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8510bc79-0dfc-450d-b3d7-ab0186ca5d06.vbs"
        7⤵
        
        PID:2500

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 7 /tr "'C:\Users\Public\OSPPSVC.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:332

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\Users\Public\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1164

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 10 /tr "'C:\Users\Public\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1492

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "audiodga" /sc MINUTE /mo 10 /tr "'C:\Windows\IME\IMESC5\HELP\audiodg.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2964

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "audiodg" /sc ONLOGON /tr "'C:\Windows\IME\IMESC5\HELP\audiodg.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3064

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "audiodga" /sc MINUTE /mo 13 /tr "'C:\Windows\IME\IMESC5\HELP\audiodg.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2168

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2420

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1928

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Common Files\System\es-ES\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2120

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\chainfontBroker\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1340

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\chainfontBroker\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1932

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\chainfontBroker\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1452

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 10 /tr "'C:\Recovery\3c6609c2-3a8b-11ef-9675-d685e2345d05\services.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Recovery\3c6609c2-3a8b-11ef-9675-d685e2345d05\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2920

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 8 /tr "'C:\Recovery\3c6609c2-3a8b-11ef-9675-d685e2345d05\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2928

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

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

1059413b-95a5-4ff2-a0e7-6ecfcf3352a2.vbs

Path C:\Users\Admin\AppData\Local\Temp\1059413b-95a5-4ff2-a0e7-6ecfcf3352a2.vbs
Size 736B
SHA256 d9a612e3bc5785773856b100c43abd2704a93d4d27e658fd60921fc166eb39d8
MD5 4714e79cc83e7b14359f7d8753c757f1
SHA1 856e8a644a5fe63b734c1de6aba3ead08f0983ba
SHA512 49072f80859decc541c8a7dd6916a108f70674cd2a8019d9e4944fec4762bf7e3cc8bd31c2976a21c5c52d9a12c04ecddb7c215365936b26396cafad90570e3a
MD5 SHA1 SHA512

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ad2f7b38-ddad-4a00-8ece-c2f04fd8bb10.vbs

Path C:\Users\Admin\AppData\Local\Temp\ad2f7b38-ddad-4a00-8ece-c2f04fd8bb10.vbs
Size 512B
SHA256 7255ff1aec13634118912f6f47ac68b6a5a4885d25dc0f44be6770fcf9b5d0df
MD5 9b87effef01b3b4426c7fba8ba9b9a7c
SHA1 972e50c0223fdbacc30dfb643f4c339f30b9be66
SHA512 df638d379db4b112f2408d60754a706de7d285f2791f48994fd394f4e996f10da50ca25d1559b03114b828756aa894aca64be01a1273c3b5c01b40e15cdc1c5d
MD5 SHA1 SHA512

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cdfe2f33-2874-477c-9e2f-e8569f3e9012.vbs

Path C:\Users\Admin\AppData\Local\Temp\cdfe2f33-2874-477c-9e2f-e8569f3e9012.vbs
Size 735B
SHA256 d23d0c916b5264b9b96025bcc97b65a12878a6c09c15776854e8e5ac9b53ec8d
MD5 37efa31738c7fc70368ae885c479ba60
SHA1 53d2e2a01a679abdbf0abbe39d83322443852fd5
SHA512 f5bf910ac4aec9ca8cf32129913aa91c9cc17d777e8aed5faf1b87f9cd4a96974c65cdc936f9126f10caff2c533e45593ed08f193812dab7fd30da320cae8fda
MD5 SHA1 SHA512

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eb05ef1d-9484-4ab3-9438-b2601d583cf1.vbs

Path C:\Users\Admin\AppData\Local\Temp\eb05ef1d-9484-4ab3-9438-b2601d583cf1.vbs
Size 736B
SHA256 6d588254dde2bb9c502e4fb99ccb839c0f0b620f17013e88b4bc8fa3b8245a13
MD5 4ca84005b9e8fd93273960de59ad0f46
SHA1 74bb5e82494dcba2176a40b259d9220c86dd3533
SHA512 ff41288fd4e0b834e849df18fdf0dbdb0d4fd1800213f1de0fecbe7738a97d1ae54783e84eb044ba222f823de24665781194e9c9e85af8593db56bef36924bc4
MD5 SHA1 SHA512

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smeIq9i6Lu.bat

Path C:\Users\Admin\AppData\Local\Temp\smeIq9i6Lu.bat
Size 225B
SHA256 2811cfc27930b9fd3258af8efa2e7bae8ff20d1f130f224e5dfd4d2a225da429
MD5 cbbb5de523bef8786f7efb435ee3cc9b
SHA1 ac694379ee839cc367e036cba408ae6746eacc4c
SHA512 4e79a6b72e0577014f8537bd64f6a0fdd2832d2ba6b3060fc4cea8ecc51b5be97c5f6e70d9df249a5d3be0ab54f81b3d90c7a2db56a7eb05ac0ffd02958b1486
MD5 SHA1 SHA512

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590aee7bdd69b59b.customDestinations-ms

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Size 7KB
SHA256 b8c1712355811d38f4bc3f8ecdb45b94da7c247924ff36002ed43f910cc9ef4e
MD5 394ea647c22314b83a5a381c8be98c2f
SHA1 0f05b14d66a8ab4a8b905d2449991fc2bae66db9
SHA512 ff7e10381a1b6e5f306a06868747bcd3fd46be0d93143c1f30bb1c8ea911472a4f3ecd939e8e5d3df1f3360c18f587ec6da00990d3ea2fb3f397349d2908c760
SSDEEP 96:wtKCNM8FnqvsqvJCwoatKCNM8FnqvsEHyqvJCworl33THgQHyq7M33pXlUVl:c35UoS35AHnorlncvq7MnpO
MD5 SHA1 SHA512 SSDEEP

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fo6T8oNFoLNkag45R4Dcasp.bat

Path C:\chainfontBroker\fo6T8oNFoLNkag45R4Dcasp.bat
Size 34B
SHA256 6fb6bdfb763e348c4962295201c7d6dcb281cbda602c5494679d7902aae0fff6
MD5 bc5b6d2b3456bfb587ead74269e976e5
SHA1 471d8f9fb448ed497808f66e8c2accff39e10439
SHA512 108c5473fbe22833ce3a54e3865410b75dba812dab9705ddba266eaf526079bab63dbd2857493399e4e994b6d529191c854e2f90ae330a4cf89d3e541ac07b7f
MD5 SHA1 SHA512

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trc5nQ.vbe

Path C:\chainfontBroker\trc5nQ.vbe
Size 215B
SHA256 8980bcd5c15acbc8faea86b278912c6ff8037bb29321c73f2695416d59656ad4
MD5 dcab54f1a5eeac140b16f60640411272
SHA1 c5119d3c7e7b9cceab2893e79060415e01df3731
SHA512 10e10aff4aaf77f07949514ac360187a81e513d3a885ca75295800c5b82517def7fb7c4e10de38193a497e05df3bf8809006b8ec0cbc4a1c50c89a1694ee4a06
MD5 SHA1 SHA512

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Hyperdhcp.exe

Path \chainfontBroker\Hyperdhcp.exe
Size 3.5MB
SHA256 6f305ed7dd7503a5df720e384d391f64ce4d140a6586d0b6cf51c53a0ad1398e
MD5 cf789fca5122127a66a6ef3a9a24b549
SHA1 3ca37b33092c3467d7b802fd443da2185c04765f
SHA512 d133c439a1bbdd9c1faffef2c19b3201b59c9a9fdd8b53e841365aa2ea92986b1fb9d27e54b86ae03afa7fecf3ca568bd97db7edf47c6a2e2776e0313608f760
SSDEEP 49152:dU95+hcmMrWB/khAo9uGcaC/qjgzx+dpIRMJupzMWb547AVgR37pYMyMmOiIHv:i9XrQKAfX4dpxcDK7AiR3yWz/
MD5 SHA1 SHA512 SSDEEP

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memory/604-75-0x0000000000AE0000-0x0000000000B36000-memory.dmp

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memory/604-74-0x0000000000C70000-0x0000000000FEC000-memory.dmp

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memory/1884-62-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

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memory/1884-61-0x000000001B6A0000-0x000000001B982000-memory.dmp

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memory/2012-17-0x0000000000A90000-0x0000000000AE6000-memory.dmp

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memory/2012-19-0x00000000005D0000-0x00000000005E2000-memory.dmp

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memory/2012-25-0x000000001AAC0000-0x000000001AACC000-memory.dmp

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memory/2012-23-0x0000000002580000-0x000000000258E000-memory.dmp

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memory/2012-22-0x0000000000CC0000-0x0000000000CCA000-memory.dmp

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memory/2012-21-0x00000000005E0000-0x00000000005E8000-memory.dmp

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memory/2012-20-0x000000001AA10000-0x000000001AA66000-memory.dmp

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memory/2012-24-0x000000001AA60000-0x000000001AA68000-memory.dmp

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memory/2012-18-0x00000000005C0000-0x00000000005CC000-memory.dmp

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memory/2012-16-0x00000000005B0000-0x00000000005BA000-memory.dmp

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memory/2012-13-0x0000000000CD0000-0x000000000104C000-memory.dmp

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memory/2012-15-0x0000000000580000-0x0000000000596000-memory.dmp

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memory/2012-14-0x0000000000540000-0x000000000055C000-memory.dmp

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memory/2424-85-0x0000000000E30000-0x00000000011AC000-memory.dmp

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memory/2476-97-0x0000000001020000-0x000000000139C000-memory.dmp

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