Malware Analysis Report

2024-08-06 17:14

Sample ID 240521-afa4rscd3v
Target 6167ef56e2d65f200e34f98edd16476c_JaffaCakes118
SHA256 f1232a3ce1b7fb19e7c5d24c85dc422ff3114dd74bc40d4095c31f2c55f51949
Tags
guest16 darkcomet evasion 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

f1232a3ce1b7fb19e7c5d24c85dc422ff3114dd74bc40d4095c31f2c55f51949

Threat Level: Known bad

The file 6167ef56e2d65f200e34f98edd16476c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

guest16 darkcomet evasion rat trojan

Darkcomet

Darkcomet family

Disables Task Manager via registry modification

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-21 00:08

Signatures

Darkcomet family

darkcomet

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 00:08

Reported

2024-05-21 00:11

Platform

win7-20240508-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Disables Task Manager via registry modification

evasion

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 zozorf.hopto.org udp

Files

memory/492-0-0x0000000000260000-0x0000000000261000-memory.dmp

memory/492-1-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-2-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-3-0x0000000000260000-0x0000000000261000-memory.dmp

memory/492-4-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-5-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-6-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-7-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-8-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-9-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-10-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-11-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-12-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-13-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-14-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/492-15-0x0000000000400000-0x00000000004CA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-21 00:08

Reported

2024-05-21 00:11

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Disables Task Manager via registry modification

evasion

Enumerates physical storage devices

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6167ef56e2d65f200e34f98edd16476c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 zozorf.hopto.org udp
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 13.86.106.20.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
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 zozorf.hopto.org udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp

Files

memory/4820-0-0x0000000002260000-0x0000000002261000-memory.dmp

memory/4820-1-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-2-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-3-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-4-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-5-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-6-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-7-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-8-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-9-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-10-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-11-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-12-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-13-0x0000000000400000-0x00000000004CA000-memory.dmp

memory/4820-14-0x0000000000400000-0x00000000004CA000-memory.dmp