Malware Analysis Report

2024-08-06 19:28

Sample ID 240515-hjmkzade5y
Target 44f3687352ee192c23dccdcc2a42546b_JaffaCakes118
SHA256 087b218c20f3303d54301ce34d213123e5316cceea76da24e994763470c4e748
Tags
kurban darkcomet 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

087b218c20f3303d54301ce34d213123e5316cceea76da24e994763470c4e748

Threat Level: Known bad

The file 44f3687352ee192c23dccdcc2a42546b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

kurban darkcomet rat trojan

Darkcomet

Darkcomet family

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-15 06:46

Signatures

Darkcomet family

darkcomet

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-15 06:46

Reported

2024-05-15 06:48

Platform

win7-20240221-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2224 set thread context of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_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\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2224 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe"

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

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

Network

Country Destination Domain Proto
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp

Files

memory/2224-0-0x0000000000270000-0x0000000000271000-memory.dmp

memory/2820-1-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/2224-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-15 06:46

Reported

2024-05-15 06:48

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4720 set thread context of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_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\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4720 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4720 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4720 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4720 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4720 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\44f3687352ee192c23dccdcc2a42546b_JaffaCakes118.exe"

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

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

Network

Country Destination Domain Proto
N/A 192.168.1.32:1000 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.249:443 www.bing.com tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 249.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
BE 88.221.83.249:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
N/A 192.168.1.32:1000 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
N/A 192.168.1.32:1000 tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp
N/A 192.168.1.32:1000 tcp

Files

memory/4720-0-0x0000000002270000-0x0000000002271000-memory.dmp

memory/2428-1-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/4720-2-0x0000000000400000-0x00000000004B2000-memory.dmp