Malware Analysis Report

2024-10-19 07:33

Sample ID 240727-na1dcszanb
Target 77ff187372204570a0de1feae2ba7f7f_JaffaCakes118
SHA256 62b9a0e6714709d2b1871bdc39fc80a7be72bf59654e4ae7a753a01fa17bd367
Tags
darkcomet guest16 discovery 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

62b9a0e6714709d2b1871bdc39fc80a7be72bf59654e4ae7a753a01fa17bd367

Threat Level: Known bad

The file 77ff187372204570a0de1feae2ba7f7f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet guest16 discovery rat trojan

Darkcomet

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-27 11:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-27 11:12

Reported

2024-07-30 09:04

Platform

win7-20240704-en

Max time kernel

138s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2932 set thread context of 2152 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_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

Processes

C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_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 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
RU 5.16.40.113:1609 tcp
N/A 127.0.0.1:1609 tcp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp

Files

memory/2932-1-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2932-0-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2932-2-0x000000000048D000-0x000000000048F000-memory.dmp

memory/2932-4-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2932-3-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2932-7-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2152-5-0x0000000000400000-0x00000000004CD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-27 11:12

Reported

2024-07-30 09:04

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1804 set thread context of 2788 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_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

Processes

C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\77ff187372204570a0de1feae2ba7f7f_JaffaCakes118.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
N/A 127.0.0.1:1609 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 algeny0.no-ip.biz udp
N/A 127.0.0.1:1609 tcp
RU 5.16.40.113:1609 tcp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp

Files

memory/1804-0-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/1804-1-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/1804-2-0x000000000048D000-0x000000000048F000-memory.dmp

memory/1804-3-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/1804-4-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/2788-5-0x0000000000400000-0x00000000004CD000-memory.dmp

memory/1804-7-0x0000000000400000-0x00000000004CD000-memory.dmp