Malware Analysis Report

2024-10-19 07:33

Sample ID 240730-vppnqstflb
Target 795524a907a4dbc2da64cd1adc05a937_JaffaCakes118
SHA256 b6d774f32aeef2ca1da256b632e71d4c05d0e2a185c8caafbe1b145cf0cdf89d
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: 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

b6d774f32aeef2ca1da256b632e71d4c05d0e2a185c8caafbe1b145cf0cdf89d

Threat Level: Known bad

The file 795524a907a4dbc2da64cd1adc05a937_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet guest16 discovery rat trojan

Darkcomet

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 17:10

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 17:10

Reported

2024-07-30 17:13

Platform

win10v2004-20240730-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-857544305-989156968-2929034274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe N/A

Executes dropped EXE

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

Enumerates physical storage devices

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\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe"

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

"C:\Users\Admin\AppData\Local\Temp\Crypted.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 rstown123.no-ip.biz udp
N/A 127.0.0.1:3081 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/2792-0-0x00000000748F2000-0x00000000748F3000-memory.dmp

memory/2792-1-0x00000000748F0000-0x0000000074EA1000-memory.dmp

memory/2792-2-0x00000000748F0000-0x0000000074EA1000-memory.dmp

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

MD5 a1e21c7d23195a45a2bc874c2f2188a8
SHA1 6ce85bfc56a1d43b54c8561b19aedac4dbd7154f
SHA256 a307fa406b177b44f886ef9de3360f4d0de586794355639f682bf69885fb3c0f
SHA512 352c87d1967941e43af645daaae8b1a0d6b1dfd3035ccb09940fb7ece8e5e606aee2bc743710a0d5dba3403a1ba26a1eeb42021effe119631e05d76a88a7bdc2

memory/4780-14-0x0000000002170000-0x0000000002171000-memory.dmp

memory/2792-15-0x0000000001670000-0x0000000001680000-memory.dmp

memory/4780-16-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/2792-17-0x00000000748F2000-0x00000000748F3000-memory.dmp

memory/2792-18-0x00000000748F0000-0x0000000074EA1000-memory.dmp

memory/2792-20-0x0000000001670000-0x0000000001680000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 17:10

Reported

2024-07-30 17:13

Platform

win7-20240708-en

Max time kernel

149s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Executes dropped EXE

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

Enumerates physical storage devices

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\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\Crypted.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\795524a907a4dbc2da64cd1adc05a937_JaffaCakes118.exe"

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

"C:\Users\Admin\AppData\Local\Temp\Crypted.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 rstown123.no-ip.biz udp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp
N/A 127.0.0.1:3081 tcp

Files

memory/2292-0-0x00000000745A1000-0x00000000745A2000-memory.dmp

memory/2292-1-0x00000000745A0000-0x0000000074B4B000-memory.dmp

memory/2292-2-0x00000000745A0000-0x0000000074B4B000-memory.dmp

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

MD5 a1e21c7d23195a45a2bc874c2f2188a8
SHA1 6ce85bfc56a1d43b54c8561b19aedac4dbd7154f
SHA256 a307fa406b177b44f886ef9de3360f4d0de586794355639f682bf69885fb3c0f
SHA512 352c87d1967941e43af645daaae8b1a0d6b1dfd3035ccb09940fb7ece8e5e606aee2bc743710a0d5dba3403a1ba26a1eeb42021effe119631e05d76a88a7bdc2

memory/336-12-0x0000000000260000-0x0000000000261000-memory.dmp

memory/336-13-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/2292-15-0x00000000745A0000-0x0000000074B4B000-memory.dmp

memory/336-14-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-16-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-17-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-18-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-19-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-20-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-21-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-22-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-23-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-24-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-25-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-26-0x0000000000400000-0x00000000004B5000-memory.dmp

memory/336-27-0x0000000000400000-0x00000000004B5000-memory.dmp