darkcomet | cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d

General

Target

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
Size

628KB
MD5

34a70ea0794d10fceb96fadb5df4483e
SHA1

6696d5b98801dcffa8d7274ef6ce734a884f9df2
SHA256

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d
SHA512

7d784cc70b11bbff77a89df03c2a58b81584b7c4d814ea80fa98ec972883012da860bfaf053d0be78156a09c6af903e61c4b1c1b5ce64990cbc12de1fa0ebdf8
SSDEEP

12288:Z6I6olZkgjeeO26i5Y3nD0RcJd+nwmW/K13qiLLOl51kfgjdlA:Z6I6ol2wYXD0mJd+nMKhjaOgjU

Score

10^/10

darkcomet guest16 persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

hesco.no-ip.info:1604

Mutex

DC_MUTEX-7V9Z9HT

Attributes

gencode
iijrV9uD8LxD
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Executes dropped EXE 2 IoCs

Processes:

msadrh10.exelsasrv.exe

pid process

4404 msadrh10.exe
3056 lsasrv.exe

pid	process
4404	msadrh10.exe
3056	lsasrv.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/2284-135-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/2284-136-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/2284-137-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/2284-139-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral2/memory/2284-138-0x0000000000400000-0x00000000004BA000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exemsadrh10.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	msadrh10.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msadrh10.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\msadrh10.exe"	msadrh10.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exelsasrv.exe

description	pid	process	target process
PID 1612 set thread context of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 3056 set thread context of 4872	3056	lsasrv.exe	AppLaunch.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exemsadrh10.exe

pid	process
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
4404	msadrh10.exe
4404	msadrh10.exe
4404	msadrh10.exe
1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe

Suspicious use of AdjustPrivilegeToken 51 IoCs

Processes:

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exeAppLaunch.exemsadrh10.exelsasrv.exeAppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
Token: SeIncreaseQuotaPrivilege	2284	AppLaunch.exe
Token: SeSecurityPrivilege	2284	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	2284	AppLaunch.exe
Token: SeLoadDriverPrivilege	2284	AppLaunch.exe
Token: SeSystemProfilePrivilege	2284	AppLaunch.exe
Token: SeSystemtimePrivilege	2284	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	2284	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	2284	AppLaunch.exe
Token: SeCreatePagefilePrivilege	2284	AppLaunch.exe
Token: SeBackupPrivilege	2284	AppLaunch.exe
Token: SeRestorePrivilege	2284	AppLaunch.exe
Token: SeShutdownPrivilege	2284	AppLaunch.exe
Token: SeDebugPrivilege	2284	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	2284	AppLaunch.exe
Token: SeChangeNotifyPrivilege	2284	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	2284	AppLaunch.exe
Token: SeUndockPrivilege	2284	AppLaunch.exe
Token: SeManageVolumePrivilege	2284	AppLaunch.exe
Token: SeImpersonatePrivilege	2284	AppLaunch.exe
Token: SeCreateGlobalPrivilege	2284	AppLaunch.exe
Token: 33	2284	AppLaunch.exe
Token: 34	2284	AppLaunch.exe
Token: 35	2284	AppLaunch.exe
Token: 36	2284	AppLaunch.exe
Token: SeDebugPrivilege	4404	msadrh10.exe
Token: SeDebugPrivilege	3056	lsasrv.exe
Token: SeIncreaseQuotaPrivilege	4872	AppLaunch.exe
Token: SeSecurityPrivilege	4872	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	4872	AppLaunch.exe
Token: SeLoadDriverPrivilege	4872	AppLaunch.exe
Token: SeSystemProfilePrivilege	4872	AppLaunch.exe
Token: SeSystemtimePrivilege	4872	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	4872	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	4872	AppLaunch.exe
Token: SeCreatePagefilePrivilege	4872	AppLaunch.exe
Token: SeBackupPrivilege	4872	AppLaunch.exe
Token: SeRestorePrivilege	4872	AppLaunch.exe
Token: SeShutdownPrivilege	4872	AppLaunch.exe
Token: SeDebugPrivilege	4872	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	4872	AppLaunch.exe
Token: SeChangeNotifyPrivilege	4872	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	4872	AppLaunch.exe
Token: SeUndockPrivilege	4872	AppLaunch.exe
Token: SeManageVolumePrivilege	4872	AppLaunch.exe
Token: SeImpersonatePrivilege	4872	AppLaunch.exe
Token: SeCreateGlobalPrivilege	4872	AppLaunch.exe
Token: 33	4872	AppLaunch.exe
Token: 34	4872	AppLaunch.exe
Token: 35	4872	AppLaunch.exe
Token: 36	4872	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AppLaunch.exe

pid process

2284 AppLaunch.exe

pid	process
2284	AppLaunch.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exemsadrh10.exelsasrv.exe

description	pid	process	target process
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 2284	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	AppLaunch.exe
PID 1612 wrote to memory of 4404	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	msadrh10.exe
PID 1612 wrote to memory of 4404	1612	cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe	msadrh10.exe
PID 4404 wrote to memory of 3056	4404	msadrh10.exe	lsasrv.exe
PID 4404 wrote to memory of 3056	4404	msadrh10.exe	lsasrv.exe
PID 4404 wrote to memory of 3056	4404	msadrh10.exe	lsasrv.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe
PID 3056 wrote to memory of 4872	3056	lsasrv.exe	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe
"C:\Users\Admin\AppData\Local\Temp\cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2284

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\msadrh10.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\msadrh10.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4404

C:\Users\Admin\AppData\Local\Temp\lsasrv.exe
"C:\Users\Admin\AppData\Local\Temp\lsasrv.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:4872

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\lsasrv.exe
Filesize
628KB

MD5
34a70ea0794d10fceb96fadb5df4483e

SHA1
6696d5b98801dcffa8d7274ef6ce734a884f9df2

SHA256
cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d

SHA512
7d784cc70b11bbff77a89df03c2a58b81584b7c4d814ea80fa98ec972883012da860bfaf053d0be78156a09c6af903e61c4b1c1b5ce64990cbc12de1fa0ebdf8

Download Submit
C:\Users\Admin\AppData\Local\Temp\lsasrv.exe
Filesize
628KB

MD5
34a70ea0794d10fceb96fadb5df4483e

SHA1
6696d5b98801dcffa8d7274ef6ce734a884f9df2

SHA256
cc60a3d87ac021e103a5ab312de0ea8178808d6e060fe69b5947be94c770609d

SHA512
7d784cc70b11bbff77a89df03c2a58b81584b7c4d814ea80fa98ec972883012da860bfaf053d0be78156a09c6af903e61c4b1c1b5ce64990cbc12de1fa0ebdf8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\msadrh10.exe
Filesize
6KB

MD5
a289f9e85e5f59fe882766cc239b50f2

SHA1
8ebf0bf6dfc02166409a300c15b9ebae97a47fd3

SHA256
f02603a39bbe9323efe0b71b616d760011d0f64dc4ee02a1a80f46ba5c2c5bb4

SHA512
bddb139e9f1632c62c5d0621404d07202bca6cb3a16a495bca71e9d4e531d3d835c2186bd19ac97ff2640c7fbbe2494ba4d18ac7d73e3b0b7549e48074eb8b2d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\msadrh10.exe
Filesize
6KB

MD5
a289f9e85e5f59fe882766cc239b50f2

SHA1
8ebf0bf6dfc02166409a300c15b9ebae97a47fd3

SHA256
f02603a39bbe9323efe0b71b616d760011d0f64dc4ee02a1a80f46ba5c2c5bb4

SHA512
bddb139e9f1632c62c5d0621404d07202bca6cb3a16a495bca71e9d4e531d3d835c2186bd19ac97ff2640c7fbbe2494ba4d18ac7d73e3b0b7549e48074eb8b2d

Download Submit
memory/1612-133-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/1612-132-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/2284-136-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2284-138-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2284-139-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2284-137-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2284-135-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2284-134-0x0000000000000000-mapping.dmp

Download
memory/3056-145-0x0000000000000000-mapping.dmp

Download
memory/3056-147-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3056-148-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/4404-140-0x0000000000000000-mapping.dmp

Download
memory/4404-143-0x00007FF99C180000-0x00007FF99CBB6000-memory.dmp

Filesize
10.2MB

Download
memory/4872-149-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads