asyncrat | 1423053f90855d33858db47f354055b660943104c1c18f848c9b7b415979dc5f

max time kernel
47s
max time network
154s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 18:03

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General

Target

42f972925508a82236e8533567487761.exe
Size

3.7MB
MD5

9d2a888ca79e1ff3820882ea1d88d574
SHA1

112c38d80bf2c0d48256249bbabe906b834b1f66
SHA256

8b5b38085f12d51393ed5a481a554074d3c482d53ecd917f2f5dffdf3d2ee138
SHA512

17a9f74ecf9f118ed0252fa0bc6ce0f9758a4dc75f238cae304def9c37cd94623818dd4aef38826642ff9e549b7e6047318f8bf6de7edff2d61a298d0bf5c840
SSDEEP

98304:Nn1CVf+y/EFc7DvOUxlpq2JdnQ+O2M7hlXKUmkbtT2TMI:A/EqaUFqItO2M7PXKUmkbtT2T

Score

10^/10

asyncrat darkcomet 2020nov1 evasion persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

2020NOV1

sandyclark255.hopto.org:35887

Mutex

DC_MUTEX-6XT818D

Attributes

InstallPath
excelsl.exe
gencode
n7asq0Dbu7D2
install
true
offline_keylogger
true
password
hhhhhh
persistence
true
reg_key
office

Extracted

Family

asyncrat

Version

0.5.6A

sandyclark255.hopto.org:6606

sandyclark255.hopto.org:8808

sandyclark255.hopto.org:7707

Mutex

adweqsds56332

Attributes

delay
5
install
true
install_file
prndrvest.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies WinLogon for persistence 2 TTPs 3 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\k4Xq51JTS0f2R98Z\\zvmBWLYlayPm.exe\",explorer.exe"	r5l3ikxnAjoFeKOk.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\k4Xq51JTS0f2R98Z\\sHTCgpZZTgDI.exe\",explorer.exe"	svbhost.exe

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral17/memory/2644-165-0x00000000005C0000-0x00000000005D2000-memory.dmp	family_asyncrat

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svuhost.exe

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	svuhost.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2804	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2d790bed038373d95093d4db590b9997.exe	svehosts.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2d790bed038373d95093d4db590b9997.exe	svehosts.exe

Executes dropped EXE 18 IoCs

pid	Process
2168	YPONHWw5geieiIsg.exe
2660	r5l3ikxnAjoFeKOk.exe
2748	3BRfiqqMzBeSxS46.exe
2644	RNlth1dSe1KqahUp.exe
2780	svthost.exe
1056	svuhost.exe
1540	svbhost.exe
2208	svbhost.exe
1348	svbhost.exe
1268	svbhost.exe
1388	svbhost.exe
2940	excelsl.exe
804	svehosts.exe
1488	svuhost.exe
1696	svbhost.exe
2516	prndrvest.exe
2584	svbhost.exe
2360	svbhost.exe

Loads dropped DLL 17 IoCs

pid	Process
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
2748	3BRfiqqMzBeSxS46.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
1056	svuhost.exe
2940	excelsl.exe
1388	svbhost.exe
2720	cmd.exe
1696	svbhost.exe
1696	svbhost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\office = "C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\office = "C:\\Users\\Admin\\Documents\\excelsl.exe"	svuhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\2d790bed038373d95093d4db590b9997 = "\"C:\\Windows\\svehosts.exe\" .."	svehosts.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2d790bed038373d95093d4db590b9997 = "\"C:\\Windows\\svehosts.exe\" .."	svehosts.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 2748 set thread context of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2660 set thread context of 1388	2660	r5l3ikxnAjoFeKOk.exe	39
PID 2940 set thread context of 1488	2940	excelsl.exe	42
PID 1696 set thread context of 2360	1696	svbhost.exe	55

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\svehosts.exe	YPONHWw5geieiIsg.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1240	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 37 IoCs

pid	Process
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
1708	42f972925508a82236e8533567487761.exe
2748	3BRfiqqMzBeSxS46.exe
2748	3BRfiqqMzBeSxS46.exe
2748	3BRfiqqMzBeSxS46.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2660	r5l3ikxnAjoFeKOk.exe
2940	excelsl.exe
2940	excelsl.exe
2940	excelsl.exe
2644	RNlth1dSe1KqahUp.exe
2644	RNlth1dSe1KqahUp.exe
2644	RNlth1dSe1KqahUp.exe
1696	svbhost.exe
1696	svbhost.exe
1696	svbhost.exe
1696	svbhost.exe
1696	svbhost.exe
1696	svbhost.exe
2516	prndrvest.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1708	42f972925508a82236e8533567487761.exe
Token: SeDebugPrivilege	1708	42f972925508a82236e8533567487761.exe
Token: SeDebugPrivilege	2168	YPONHWw5geieiIsg.exe
Token: SeDebugPrivilege	2168	YPONHWw5geieiIsg.exe
Token: SeDebugPrivilege	2748	3BRfiqqMzBeSxS46.exe
Token: SeDebugPrivilege	2660	r5l3ikxnAjoFeKOk.exe
Token: SeDebugPrivilege	2660	r5l3ikxnAjoFeKOk.exe
Token: SeIncreaseQuotaPrivilege	1056	svuhost.exe
Token: SeSecurityPrivilege	1056	svuhost.exe
Token: SeTakeOwnershipPrivilege	1056	svuhost.exe
Token: SeLoadDriverPrivilege	1056	svuhost.exe
Token: SeSystemProfilePrivilege	1056	svuhost.exe
Token: SeSystemtimePrivilege	1056	svuhost.exe
Token: SeProfSingleProcessPrivilege	1056	svuhost.exe
Token: SeIncBasePriorityPrivilege	1056	svuhost.exe
Token: SeCreatePagefilePrivilege	1056	svuhost.exe
Token: SeBackupPrivilege	1056	svuhost.exe
Token: SeRestorePrivilege	1056	svuhost.exe
Token: SeShutdownPrivilege	1056	svuhost.exe
Token: SeDebugPrivilege	1056	svuhost.exe
Token: SeSystemEnvironmentPrivilege	1056	svuhost.exe
Token: SeChangeNotifyPrivilege	1056	svuhost.exe
Token: SeRemoteShutdownPrivilege	1056	svuhost.exe
Token: SeUndockPrivilege	1056	svuhost.exe
Token: SeManageVolumePrivilege	1056	svuhost.exe
Token: SeImpersonatePrivilege	1056	svuhost.exe
Token: SeCreateGlobalPrivilege	1056	svuhost.exe
Token: 33	1056	svuhost.exe
Token: 34	1056	svuhost.exe
Token: 35	1056	svuhost.exe
Token: SeShutdownPrivilege	1388	svbhost.exe
Token: SeDebugPrivilege	1388	svbhost.exe
Token: SeTcbPrivilege	1388	svbhost.exe
Token: SeDebugPrivilege	2644	RNlth1dSe1KqahUp.exe
Token: SeDebugPrivilege	2940	excelsl.exe
Token: SeIncreaseQuotaPrivilege	1488	svuhost.exe
Token: SeSecurityPrivilege	1488	svuhost.exe
Token: SeTakeOwnershipPrivilege	1488	svuhost.exe
Token: SeLoadDriverPrivilege	1488	svuhost.exe
Token: SeSystemProfilePrivilege	1488	svuhost.exe
Token: SeSystemtimePrivilege	1488	svuhost.exe
Token: SeProfSingleProcessPrivilege	1488	svuhost.exe
Token: SeIncBasePriorityPrivilege	1488	svuhost.exe
Token: SeCreatePagefilePrivilege	1488	svuhost.exe
Token: SeBackupPrivilege	1488	svuhost.exe
Token: SeRestorePrivilege	1488	svuhost.exe
Token: SeShutdownPrivilege	1488	svuhost.exe
Token: SeDebugPrivilege	1488	svuhost.exe
Token: SeSystemEnvironmentPrivilege	1488	svuhost.exe
Token: SeChangeNotifyPrivilege	1488	svuhost.exe
Token: SeRemoteShutdownPrivilege	1488	svuhost.exe
Token: SeUndockPrivilege	1488	svuhost.exe
Token: SeManageVolumePrivilege	1488	svuhost.exe
Token: SeImpersonatePrivilege	1488	svuhost.exe
Token: SeCreateGlobalPrivilege	1488	svuhost.exe
Token: 33	1488	svuhost.exe
Token: 34	1488	svuhost.exe
Token: 35	1488	svuhost.exe
Token: SeDebugPrivilege	804	svehosts.exe
Token: SeDebugPrivilege	804	svehosts.exe
Token: SeDebugPrivilege	1696	svbhost.exe
Token: SeDebugPrivilege	1696	svbhost.exe
Token: 33	804	svehosts.exe
Token: SeIncBasePriorityPrivilege	804	svehosts.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1488	svuhost.exe
1388	svbhost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2168	1708	42f972925508a82236e8533567487761.exe	28
PID 1708 wrote to memory of 2168	1708	42f972925508a82236e8533567487761.exe	28
PID 1708 wrote to memory of 2168	1708	42f972925508a82236e8533567487761.exe	28
PID 1708 wrote to memory of 2168	1708	42f972925508a82236e8533567487761.exe	28
PID 1708 wrote to memory of 2660	1708	42f972925508a82236e8533567487761.exe	29
PID 1708 wrote to memory of 2660	1708	42f972925508a82236e8533567487761.exe	29
PID 1708 wrote to memory of 2660	1708	42f972925508a82236e8533567487761.exe	29
PID 1708 wrote to memory of 2660	1708	42f972925508a82236e8533567487761.exe	29
PID 1708 wrote to memory of 2748	1708	42f972925508a82236e8533567487761.exe	30
PID 1708 wrote to memory of 2748	1708	42f972925508a82236e8533567487761.exe	30
PID 1708 wrote to memory of 2748	1708	42f972925508a82236e8533567487761.exe	30
PID 1708 wrote to memory of 2748	1708	42f972925508a82236e8533567487761.exe	30
PID 1708 wrote to memory of 2644	1708	42f972925508a82236e8533567487761.exe	31
PID 1708 wrote to memory of 2644	1708	42f972925508a82236e8533567487761.exe	31
PID 1708 wrote to memory of 2644	1708	42f972925508a82236e8533567487761.exe	31
PID 1708 wrote to memory of 2644	1708	42f972925508a82236e8533567487761.exe	31
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 1708 wrote to memory of 2780	1708	42f972925508a82236e8533567487761.exe	32
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 2748 wrote to memory of 1056	2748	3BRfiqqMzBeSxS46.exe	33
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 1056 wrote to memory of 1616	1056	svuhost.exe	34
PID 2660 wrote to memory of 1540	2660	r5l3ikxnAjoFeKOk.exe	35
PID 2660 wrote to memory of 1540	2660	r5l3ikxnAjoFeKOk.exe	35
PID 2660 wrote to memory of 1540	2660	r5l3ikxnAjoFeKOk.exe	35
PID 2660 wrote to memory of 1540	2660	r5l3ikxnAjoFeKOk.exe	35

C:\Users\Admin\AppData\Local\Temp\42f972925508a82236e8533567487761.exe
"C:\Users\Admin\AppData\Local\Temp\42f972925508a82236e8533567487761.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\YPONHWw5geieiIsg.exe
  "C:\Users\Admin\AppData\Local\Temp\YPONHWw5geieiIsg.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2168
- - C:\Windows\svehosts.exe
    "C:\Windows\svehosts.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    PID:804
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Windows\svehosts.exe" "svehosts.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:2804
- C:\Users\Admin\AppData\Local\Temp\r5l3ikxnAjoFeKOk.exe
  "C:\Users\Admin\AppData\Local\Temp\r5l3ikxnAjoFeKOk.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    PID:1540
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    PID:2208
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    PID:1348
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    PID:1268
- - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
    "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1388
  - - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
      "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe" 1388
      4⤵
      Modifies WinLogon for persistence
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1696
    - - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
        
        "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
        5⤵
        Executes dropped EXE
        
        PID:2584
    - - C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe
        
        "C:\Users\Admin\AppData\Local\Temp\RJCisDErBR6WU7D5\svbhost.exe"
        5⤵
        Executes dropped EXE
        
        PID:2360
- C:\Users\Admin\AppData\Local\Temp\3BRfiqqMzBeSxS46.exe
  "C:\Users\Admin\AppData\Local\Temp\3BRfiqqMzBeSxS46.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe
    "C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Drops file in Drivers directory
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1056
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      PID:1616
  - - C:\Users\Admin\Documents\excelsl.exe
      "C:\Users\Admin\Documents\excelsl.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2940
    - - C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe
        
        "C:\Users\Admin\AppData\Local\Temp\heCYMLXIPI2fpGWa\svuhost.exe"
        5⤵
        Disables RegEdit via registry modification
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1488
      - C:\Windows\SysWOW64\notepad.exe
        
        notepad
        6⤵
        
        PID:2156
- C:\Users\Admin\AppData\Local\Temp\RNlth1dSe1KqahUp.exe
  "C:\Users\Admin\AppData\Local\Temp\RNlth1dSe1KqahUp.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2644
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "'prndrvest"' /tr "'C:\Users\Admin\AppData\Roaming\prndrvest.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2548
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpB3F4.tmp.bat""
    3⤵
    - Loads dropped DLL
    PID:2720
  - - C:\Windows\SysWOW64\timeout.exe
      timeout 3
      4⤵
      Delays execution with timeout.exe
      PID:1240
  - - C:\Users\Admin\AppData\Roaming\prndrvest.exe
      "C:\Users\Admin\AppData\Roaming\prndrvest.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2516
- C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe
  "C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe"
  2⤵
  - Executes dropped EXE
  PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\6ax0Yc8236t6EQMa\svthost.exe

Filesize
3.7MB

MD5
9d2a888ca79e1ff3820882ea1d88d574

SHA1
112c38d80bf2c0d48256249bbabe906b834b1f66

SHA256
8b5b38085f12d51393ed5a481a554074d3c482d53ecd917f2f5dffdf3d2ee138

SHA512
17a9f74ecf9f118ed0252fa0bc6ce0f9758a4dc75f238cae304def9c37cd94623818dd4aef38826642ff9e549b7e6047318f8bf6de7edff2d61a298d0bf5c840

Download Submit
C:\Users\Admin\AppData\Local\Temp\RNlth1dSe1KqahUp.exe

Filesize
376KB

MD5
590acb5fa6b5c3001ebce3d67242aac4

SHA1
5df39906dc4e60f01b95783fc55af6128402d611

SHA256
7bf9b7b25cf1671e5640f8eeac149f9a4e8c9f6c63415f4bd61bccb10ddf8509

SHA512
4ac518140ee666491132525853f2843357d622fe351e59cca7ce3b054d665f77ad8987adddd601e6b1afe6903222d77cf3c41a5aa69e8caf0dcdc7656a43e9ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\r5l3ikxnAjoFeKOk.exe

Filesize
801KB

MD5
9133c2a5ebf3e25aceae5a001ca6f279

SHA1
319f911282f3cded94de3730fa0abd5dec8f14be

SHA256
7c3615c405f7a11f1c217b9ecd1000cf60a37bca7da1f2d12da21cc110b16b4d

SHA512
1d1af3fcfcdba41874e3eb3e2571d25798acfd49b63b7fcf9393be2f59c9ba77e563da1717abcd6445fc52fd6d948bf4c0dd5978a192c8e32e0a9279fd0be33e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB3F4.tmp.bat

Filesize
153B

MD5
323d0ef7a82dc3ac0e6cc2823b8c9d40

SHA1
82cd18a7ca605b66a4d83c1a5d184b33ef9940e9

SHA256
9a067285590c2811f77fa2b3b57db7d5eb27dd9297f278aedc403c5b964269b5

SHA512
9f59cea09838a35bc154ad440880f1338e29c6854ce6ce13636c673abb47b2ade9b7d5132c4e32a68e68f77a6154ead0c85cef6335f9a33df9440432aa13a64f

Download Submit
C:\Users\Admin\AppData\Roaming\prndrvest.exe

Filesize
32.4MB

MD5
4bfd90d284591d4dfeaac6733b38164b

SHA1
650ad8f2dd8de47497d9706cd53bf0e4a961e16d

SHA256
099cff7a2b07086c910fd50e48b74d8da87d550524f99a9009e67125799b0354

SHA512
a76faaff886a899ab98a3fd7afc2af1ec8d94b143142efe7918ef8b85d0ae2d52a1d3d29d16b12709dfcef0ab7e752458aae4ef15c645e0e233495635271cff3

Download Submit
C:\Users\Admin\AppData\Roaming\prndrvest.exe

Filesize
24.3MB

MD5
1e83d4c67bac8004348089657a5eb9de

SHA1
f3d1fd0124b8cebdec442be1f8c66091b80d2bca

SHA256
68d48f7ccd58191b6ac29fa7ac93752841a7cee898d088646a12a92b14b5e232

SHA512
ffc2e55d591cdfd1e479ebbf51d9d304d786197b92a75b8eb5673c026a741defd570ce8c00ee145fe85d1813de850cb9c914bfbedfbef16a463dee8d4489c5f1

Download Submit
C:\Users\Admin\AppData\Roaming\prndrvest.exe

Filesize
25.1MB

MD5
39a143b4abee2699121b802703c9adc4

SHA1
e1d9d8d7d9f510cd57c5f59d5554185cd9bd7e6d

SHA256
1664a4a5309629c726df76600bc00f2c523325acb08c7d6cb4839891a0feee7f

SHA512
6ea7a4b4e6495de4b49806e8a70aecc83fe90e9da4aacd70f82e0203d564040e3302c0969bdbfcf261ef110095cfc3995f49085b5a47aec60ecb24a3dc664473

Download Submit
\Users\Admin\AppData\Local\Temp\3BRfiqqMzBeSxS46.exe

Filesize
742KB

MD5
3e804917c454ca31c1cbd602682542b7

SHA1
1df3e81b9d879e21af299f5478051b98f3cb7739

SHA256
f9f7b6f7b8c5068f9e29a5b50afca609018c50ffd61929e1b78124f5381868f1

SHA512
28e59bc545179c2503771b93d947930bd56f8ebd0402ecbb398335c5ac89f40051e93fbfd84d35b8c625b253bb4cafea6a5360914b8d54d1bc121977f1eadbaf

Download Submit
\Users\Admin\AppData\Local\Temp\YPONHWw5geieiIsg.exe

Filesize
472KB

MD5
2819e45588024ba76f248a39d3e232ba

SHA1
08a797b87ecfbee682ce14d872177dae1a5a46a2

SHA256
b82b23059e398b39f183ec833d498200029033b0fd3a138b6c2064a6fa3c4b93

SHA512
a38b58768daf58fa56ca7b8c37826d57e9dbfcd2dedf120a5b7b9aa36c4e10f64ec07c11dbd77b5861236c005fe5d453523911906dd77a302634408f1d78503a

Download Submit
\Users\Admin\AppData\Roaming\prndrvest.exe

Filesize
26.1MB

MD5
3ea46ddf19e75588b05e1c34556c30db

SHA1
5c9cc65ef44a85deec84aeade4285d5585ea7144

SHA256
336d2f6606dca85f0045c7284b94d998504c40ae83ecf7ec2b3829f5f264d3af

SHA512
b5935d168c61aa21ec41f3e067a95f3621b63c9c411c80e3a05d3fd17d5c3892d4f6400d940041cf9e9a3b6672ab8d09951c901e967cc5da7566204f894a6030

Download Submit
memory/1056-83-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-72-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-80-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1056-66-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-81-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-78-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1056-68-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1616-88-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1708-59-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-0-0x0000000074A51000-0x0000000074A52000-memory.dmp

Filesize
4KB

Download
memory/1708-2-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-1-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-34-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-22-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-33-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-173-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2516-262-0x00000000008E0000-0x0000000000944000-memory.dmp

Filesize
400KB

Download
memory/2644-58-0x0000000000D20000-0x0000000000D84000-memory.dmp

Filesize
400KB

Download
memory/2644-163-0x0000000000410000-0x0000000000434000-memory.dmp

Filesize
144KB

Download
memory/2644-165-0x00000000005C0000-0x00000000005D2000-memory.dmp

Filesize
72KB

Download
memory/2660-38-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-258-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-41-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-56-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2780-53-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-51-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-49-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-43-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-47-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-45-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2780-39-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download