Malware Analysis Report

2024-10-19 07:59

Sample ID 240627-by1mtaycnn
Target 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118
SHA256 d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5
Tags
darkcomet ãóßíä evasion persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5

Threat Level: Known bad

The file 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet ãóßíä evasion persistence rat trojan

Modifies WinLogon for persistence

Windows security bypass

Darkcomet

Modifies security service

Disables Task Manager via registry modification

Disables RegEdit via registry modification

Sets file to hidden

Executes dropped EXE

Loads dropped DLL

Windows security modification

Checks computer location settings

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Program crash

Modifies registry class

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Views/modifies file attributes

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-27 01:33

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-27 01:33

Reported

2024-06-27 01:36

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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\1435c8d7a0157784e181d48ea5aa24b3_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

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Disables Task Manager via registry modification

evasion

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-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\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\1435c8d7a0157784e181d48ea5aa24b3_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\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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 3472 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3472 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3472 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3712 wrote to memory of 4704 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3712 wrote to memory of 4704 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3712 wrote to memory of 4704 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 3472 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 3472 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 3472 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 1664 wrote to memory of 4656 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\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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 368 -p 4656 -ip 4656

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4656 -s 416

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 aniss1.no-ip.biz udp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

memory/3472-0-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/3472-1-0x0000000002500000-0x0000000002501000-memory.dmp

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

MD5 1435c8d7a0157784e181d48ea5aa24b3
SHA1 dfa8c21ef3373153160a29324073fb9e875dc1fe
SHA256 d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5
SHA512 b92579de58cee65f63066c2891c6aa38151d55f81973a3fff8701f0e94aae8fd14fa0fe652c0de48b1040ba2fc46a0999db6f2a1eede803db63f90f6df482b3e

memory/1664-63-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-64-0x00000000023F0000-0x00000000023F1000-memory.dmp

memory/4656-65-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

memory/3472-68-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-69-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-70-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-71-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-72-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-73-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-74-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-75-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-76-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-77-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-78-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-79-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-80-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-81-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-82-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1664-83-0x0000000000400000-0x00000000004D4150-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-27 01:33

Reported

2024-06-27 01:36

Platform

win7-20240419-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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\1435c8d7a0157784e181d48ea5aa24b3_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

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Users\Admin\Documents\MSDCSC\msdcsc.exe N/A

Disables Task Manager via registry modification

evasion

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

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-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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 1284 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1284 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1284 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1284 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2148 wrote to memory of 2296 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 2148 wrote to memory of 2296 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 2148 wrote to memory of 2296 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 2148 wrote to memory of 2296 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1284 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1284 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1284 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 1284 wrote to memory of 2352 N/A C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2352 wrote to memory of 2652 N/A C:\Users\Admin\Documents\MSDCSC\msdcsc.exe C:\Windows\SysWOW64\notepad.exe
PID 2652 wrote to memory of 2544 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2652 wrote to memory of 2544 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2652 wrote to memory of 2544 N/A C:\Windows\SysWOW64\notepad.exe C:\Windows\SysWOW64\WerFault.exe
PID 2652 wrote to memory of 2544 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\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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 2652 -s 260

Network

Country Destination Domain Proto
US 8.8.8.8:53 aniss1.no-ip.biz udp

Files

memory/1284-0-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1284-1-0x0000000000680000-0x0000000000681000-memory.dmp

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

MD5 1435c8d7a0157784e181d48ea5aa24b3
SHA1 dfa8c21ef3373153160a29324073fb9e875dc1fe
SHA256 d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5
SHA512 b92579de58cee65f63066c2891c6aa38151d55f81973a3fff8701f0e94aae8fd14fa0fe652c0de48b1040ba2fc46a0999db6f2a1eede803db63f90f6df482b3e

memory/2352-15-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/1284-14-0x0000000004220000-0x00000000042F5000-memory.dmp

memory/1284-13-0x0000000004220000-0x00000000042F5000-memory.dmp

memory/2652-17-0x0000000000080000-0x0000000000081000-memory.dmp

memory/2652-55-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1284-56-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-57-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-58-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-59-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-60-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-61-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-62-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-63-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-64-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-65-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-66-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-67-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-68-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-69-0x0000000000400000-0x00000000004D4150-memory.dmp

memory/2352-70-0x0000000000400000-0x00000000004D4150-memory.dmp