Malware Analysis Report

2024-10-23 20:33

Sample ID 240628-a2vejatgjl
Target 1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118
SHA256 b8667bb9dbf3240b1c17a3c3ef37231c72ef9e5d676d95b91d111f76e5e568c0
Tags
darkcomet rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

b8667bb9dbf3240b1c17a3c3ef37231c72ef9e5d676d95b91d111f76e5e568c0

Threat Level: Known bad

The file 1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet rat trojan

Darkcomet

Checks BIOS information in registry

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-28 00:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 00:42

Reported

2024-06-28 00:45

Platform

win7-20231129-en

Max time kernel

149s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe

Network

Country Destination Domain Proto
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
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
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
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/2392-0-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-4-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-5-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2392-6-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-9-0x0000000000270000-0x0000000000271000-memory.dmp

memory/2392-8-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-7-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-11-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-10-0x0000000000400000-0x00000000004C0000-memory.dmp

memory/2392-12-0x0000000000400000-0x00000000004C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 00:42

Reported

2024-06-28 00:45

Platform

win10v2004-20240508-en

Max time kernel

131s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1828fa3aa46e4928efe6e9b3ffe23233_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 624 -ip 624

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 224

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 --field-trial-handle=1036,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:8

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 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

N/A