Malware Analysis Report

2024-10-19 07:55

Sample ID 240626-taa2csthkn
Target 128963528e6cb03078ef9f584e946bd4_JaffaCakes118
SHA256 167f6c3cd08077a0a1f86513e84c27ae0f39d8b2f1bd1b2833e330465de0388c
Tags
darkcomet lozpe persistence rat trojan upx
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

167f6c3cd08077a0a1f86513e84c27ae0f39d8b2f1bd1b2833e330465de0388c

Threat Level: Known bad

The file 128963528e6cb03078ef9f584e946bd4_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet lozpe persistence rat trojan upx

Darkcomet

Executes dropped EXE

Loads dropped DLL

UPX packed file

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-26 15:50

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 15:50

Reported

2024-06-26 15:53

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Executes dropped EXE

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

UPX packed file

upx
Description Indicator Process Target
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Roaming\\MsMpEng.exe" C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4604 set thread context of 2536 N/A C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svchost.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp
US 8.8.8.8:53 lozpers.no-ip.biz udp

Files

memory/4604-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

memory/4604-1-0x00000000751D0000-0x0000000075781000-memory.dmp

memory/4604-3-0x00000000751D0000-0x0000000075781000-memory.dmp

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

MD5 e118330b4629b12368d91b9df6488be0
SHA1 ce90218c7e3b90df2a3409ec253048bb6472c2fd
SHA256 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9
SHA512 ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

memory/2536-6-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-11-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-14-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-12-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-16-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-18-0x00000000025D0000-0x00000000025D1000-memory.dmp

memory/4604-17-0x00000000751D0000-0x0000000075781000-memory.dmp

memory/2536-15-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-19-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-20-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-21-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-22-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-23-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-24-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-25-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-26-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-27-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-28-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-29-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-30-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-31-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-32-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-33-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-34-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/2536-35-0x0000000000400000-0x00000000004CA000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 15:50

Reported

2024-06-26 15:53

Platform

win7-20240611-en

Max time kernel

151s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Roaming\\MsMpEng.exe" C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3008 set thread context of 1884 N/A C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svchost.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\svchost.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\128963528e6cb03078ef9f584e946bd4_JaffaCakes118.exe"

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

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

Network

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

Files

memory/3008-0-0x0000000074861000-0x0000000074862000-memory.dmp

memory/3008-1-0x0000000074860000-0x0000000074E0B000-memory.dmp

memory/3008-2-0x0000000074860000-0x0000000074E0B000-memory.dmp

\Users\Admin\AppData\Local\Temp\svchost.exe

MD5 ed797d8dc2c92401985d162e42ffa450
SHA1 0f02fc517c7facc4baefde4fe9467fb6488ebabe
SHA256 b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e
SHA512 e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

memory/1884-8-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-17-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-15-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1884-11-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-9-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-22-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/3008-24-0x0000000074860000-0x0000000074E0B000-memory.dmp

memory/1884-23-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-26-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-25-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-27-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-28-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-29-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-30-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-31-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-32-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-33-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-34-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-35-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-36-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-37-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-38-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-39-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-40-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-41-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-42-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-43-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-44-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-45-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/1884-46-0x0000000000400000-0x00000000004CA000-memory.dmp