Malware Analysis Report

2024-08-06 17:31

Sample ID 240622-emrsba1dkj
Target 012d7534c307c45984e0a77de0e88236_JaffaCakes118
SHA256 b116797c9a6705ccb4cdcacc5a33f5e42ec22a8c6af12de52fc792d179510281
Tags
darkcomet guest16 evasion persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b116797c9a6705ccb4cdcacc5a33f5e42ec22a8c6af12de52fc792d179510281

Threat Level: Known bad

The file 012d7534c307c45984e0a77de0e88236_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet guest16 evasion persistence rat trojan

Modifies WinLogon for persistence

Modifies security service

Windows security bypass

Darkcomet

Sets file to hidden

Checks computer location settings

Loads dropped DLL

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Modifies registry class

Suspicious use of SetWindowsHookEx

Views/modifies file attributes

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
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
Privilege Escalation
TA0004
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
Defense Evasion
TA0005
Modify Registry
T1112
Impair Defenses
T1562
Disable or Modify Tools
T1562.001
Hide Artifacts
T1564
Hidden Files and Directories
T1564.001
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-22 04:03

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 04:03

Reported

2024-06-22 04:06

Platform

win7-20240221-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A

Modifies security service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\notepad.exe

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 33 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 34 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 35 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1948 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1948 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1948 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1948 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1840 wrote to memory of 3040 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1840 wrote to memory of 3040 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1840 wrote to memory of 3040 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1840 wrote to memory of 3040 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1948 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1948 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1948 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1948 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2008 wrote to memory of 2764 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2764 wrote to memory of 2228 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2764 wrote to memory of 2228 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2764 wrote to memory of 2228 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2764 wrote to memory of 2228 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h

C:\Windows\SysWOW64\attrib.exe

attrib "C:\Users\Admin\AppData\Local\Temp" +s +h

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"

C:\Windows\SysWOW64\notepad.exe

notepad

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
PS 188.227.234.57:101 amir1.no-ip.info tcp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp

Files

memory/1948-0-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/1948-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

\Users\Admin\Documents\MSDCSC\msdcsc.exe

MD5 012d7534c307c45984e0a77de0e88236
SHA1 a23e2bbc1d63f6c119da664b5cc05b0862db10b0
SHA256 b116797c9a6705ccb4cdcacc5a33f5e42ec22a8c6af12de52fc792d179510281
SHA512 ee9e76e83a5a98dd9de280990d3300eae1368ea6377ef00f78f6fa114ea2a6e90778453197a842476734081f599092f69234a4ce4a781c4d86af3e02abd8cbef

memory/1948-12-0x00000000045A0000-0x0000000004672000-memory.dmp

memory/2008-14-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2764-54-0x00000000001B0000-0x00000000001B1000-memory.dmp

memory/2764-16-0x00000000000C0000-0x00000000000C1000-memory.dmp

memory/1948-55-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-56-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-58-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-60-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-62-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-63-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-65-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-67-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2008-69-0x0000000000400000-0x00000000004D2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 04:03

Reported

2024-06-22 04:06

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A

Modifies security service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\notepad.exe

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 33 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 34 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 35 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A
Token: 36 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3156 wrote to memory of 3304 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3156 wrote to memory of 3304 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3156 wrote to memory of 3304 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3304 wrote to memory of 1328 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3304 wrote to memory of 1328 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3304 wrote to memory of 1328 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3156 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 3156 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 3156 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 3844 wrote to memory of 5096 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\012d7534c307c45984e0a77de0e88236_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h

C:\Windows\SysWOW64\attrib.exe

attrib "C:\Users\Admin\AppData\Local\Temp" +s +h

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"

C:\Windows\SysWOW64\notepad.exe

notepad

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5096 -ip 5096

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5096 -s 484

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4072,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4552 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 amir.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 amir.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 amir.no-ip.info udp
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp
US 8.8.8.8:53 amir.no-ip.info udp
US 8.8.8.8:53 amir1.no-ip.info udp
PS 188.227.234.57:101 amir1.no-ip.info tcp

Files

memory/3156-0-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3156-1-0x00000000022C0000-0x00000000022C1000-memory.dmp

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

MD5 012d7534c307c45984e0a77de0e88236
SHA1 a23e2bbc1d63f6c119da664b5cc05b0862db10b0
SHA256 b116797c9a6705ccb4cdcacc5a33f5e42ec22a8c6af12de52fc792d179510281
SHA512 ee9e76e83a5a98dd9de280990d3300eae1368ea6377ef00f78f6fa114ea2a6e90778453197a842476734081f599092f69234a4ce4a781c4d86af3e02abd8cbef

memory/3844-63-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-64-0x0000000002300000-0x0000000002301000-memory.dmp

memory/5096-65-0x0000000000D40000-0x0000000000D41000-memory.dmp

memory/3156-67-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-68-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-70-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-72-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-74-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-76-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-78-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3844-80-0x0000000000400000-0x00000000004D2000-memory.dmp