Malware Analysis Report

2024-08-06 17:12

Sample ID 240416-1c4j1sef9z
Target f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118
SHA256 b4e9b4abd1b90a724a073f7acd9ddbe34a547f2c53ff0c9740b43f408253b302
Tags
darkcomet guest16 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

b4e9b4abd1b90a724a073f7acd9ddbe34a547f2c53ff0c9740b43f408253b302

Threat Level: Known bad

The file f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet guest16 rat trojan

Darkcomet

Program crash

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-16 21:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-16 21:31

Reported

2024-04-16 21:34

Platform

win7-20240221-en

Max time kernel

122s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2508 set thread context of 2556 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSecurityPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemtimePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeBackupPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeRestorePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeShutdownPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeUndockPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeManageVolumePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeImpersonatePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 33 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 34 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 35 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

"C:\Program Files (x86)\Internet Explorer\iexplore.exe"

Network

N/A

Files

memory/2508-0-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2508-1-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2556-2-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2508-3-0x0000000000400000-0x00000000004CA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-16 21:31

Reported

2024-04-16 21:33

Platform

win10v2004-20240412-en

Max time kernel

149s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3904 set thread context of 3944 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSecurityPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemtimePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeBackupPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeRestorePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeShutdownPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeUndockPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeManageVolumePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeImpersonatePrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 33 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 34 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 35 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: 36 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f45e5a09535db4501c895ca74bbc5b8c_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3904 -ip 3904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 220

C:\Program Files (x86)\Internet Explorer\iexplore.exe

"C:\Program Files (x86)\Internet Explorer\iexplore.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3944 -ip 3944

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 220

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
N/A 127.0.0.1:1604 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
NL 52.142.223.178:80 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp

Files

memory/3904-0-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/3904-1-0x0000000002280000-0x0000000002281000-memory.dmp

memory/3944-2-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/3904-3-0x0000000000400000-0x00000000004CA000-memory.dmp