Malware Analysis Report

2024-08-06 18:56

Sample ID 240620-xlxahssfnb
Target 08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118
SHA256 ed1e1d2f4fd555005e3d9f9785f0ff3b528c4b4712032ba935262ebbc6a6cf24
Tags
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

ed1e1d2f4fd555005e3d9f9785f0ff3b528c4b4712032ba935262ebbc6a6cf24

Threat Level: Known bad

The file 08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet rat trojan

Darkcomet

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

2024-06-20 18:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 18:57

Reported

2024-06-20 18:59

Platform

win7-20240611-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2580 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2580 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2580 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2580 wrote to memory of 1972 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 2580 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Windows\explorer.exe
PID 2580 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Windows\explorer.exe
PID 2580 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Windows\explorer.exe
PID 2580 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Windows\explorer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe"

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

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

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 wsw.no-ip.org udp

Files

memory/2580-0-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-1-0x000000000048C000-0x000000000048E000-memory.dmp

memory/2580-2-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-3-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-4-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-5-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-6-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-7-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-8-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-9-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-10-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-11-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-12-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-13-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-14-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-15-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-16-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-17-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-18-0x0000000000400000-0x0000000000500000-memory.dmp

memory/2580-19-0x0000000000400000-0x0000000000500000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 18:57

Reported

2024-06-20 19:00

Platform

win10v2004-20240226-en

Max time kernel

138s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4768 set thread context of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_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\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_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 WriteProcessMemory

Description Indicator Process Target
PID 4768 wrote to memory of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4768 wrote to memory of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4768 wrote to memory of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4768 wrote to memory of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 4768 wrote to memory of 4664 N/A C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\08dd2c70484ca6b67cefc8985ecfa7ff_JaffaCakes118.exe"

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

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

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 --mojo-platform-channel-handle=3944 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 241.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

memory/4768-0-0x0000000000400000-0x0000000000500000-memory.dmp

memory/4768-1-0x000000000048C000-0x000000000048E000-memory.dmp

memory/4768-2-0x0000000000400000-0x0000000000500000-memory.dmp

memory/4768-3-0x0000000000400000-0x0000000000500000-memory.dmp

memory/4768-6-0x0000000000400000-0x0000000000500000-memory.dmp