darkcomet | a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 19:36

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General

Target

a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe
Size

592KB
MD5

caf13619e85c7ef3cea9571699eb1960
SHA1

b930f261d0aabfa5752396b835550b59549f5a7f
SHA256

a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91
SHA512

c1d48391b610f02eb83ec23113c98fe5a062919999290bd1e1272264a5603a311454abcf3ef1953781080eba814c1de227d595b6ba96241f843f980d103b8013
SSDEEP

12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoS+:TW/xhIUKofSytJsL6HUP0OHC3

Score

10^/10

darkcomet persistence rat trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Soundcrd.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate Soundcrd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	Soundcrd.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

Processes:

Soundcrd.exeSoundcrd.exeSoundcrd.exe

pid process

3232 Soundcrd.exe
208 Soundcrd.exe
4320 Soundcrd.exe

pid	process
3232	Soundcrd.exe
208	Soundcrd.exe
4320	Soundcrd.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/372-0-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Soundcrd.txt	upx
behavioral2/memory/3232-28-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/372-30-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/208-33-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-35-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4320-37-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4320-42-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/208-44-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-46-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-49-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-51-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-50-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/3232-45-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/4320-40-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/208-36-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-52-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4320-53-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/208-56-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-60-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-64-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-68-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-72-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/208-76-0x0000000000400000-0x00000000004B5000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Mcrosoftt = "C:\\Users\\Admin\\AppData\\Roaming\\Soundcrd.exe"	reg.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Soundcrd.exe

description pid process target process

PID 3232 set thread context of 208 3232 Soundcrd.exe Soundcrd.exe
PID 3232 set thread context of 4320 3232 Soundcrd.exe Soundcrd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 3232 set thread context of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 set thread context of 4320	3232	Soundcrd.exe	Soundcrd.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Soundcrd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	Soundcrd.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Soundcrd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Soundcrd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	Soundcrd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

Soundcrd.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier Soundcrd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	Soundcrd.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

Soundcrd.exeSoundcrd.exe

description	pid	process
Token: SeDebugPrivilege	4320	Soundcrd.exe
Token: SeIncreaseQuotaPrivilege	208	Soundcrd.exe
Token: SeSecurityPrivilege	208	Soundcrd.exe
Token: SeTakeOwnershipPrivilege	208	Soundcrd.exe
Token: SeLoadDriverPrivilege	208	Soundcrd.exe
Token: SeSystemProfilePrivilege	208	Soundcrd.exe
Token: SeSystemtimePrivilege	208	Soundcrd.exe
Token: SeProfSingleProcessPrivilege	208	Soundcrd.exe
Token: SeIncBasePriorityPrivilege	208	Soundcrd.exe
Token: SeCreatePagefilePrivilege	208	Soundcrd.exe
Token: SeBackupPrivilege	208	Soundcrd.exe
Token: SeRestorePrivilege	208	Soundcrd.exe
Token: SeShutdownPrivilege	208	Soundcrd.exe
Token: SeDebugPrivilege	208	Soundcrd.exe
Token: SeSystemEnvironmentPrivilege	208	Soundcrd.exe
Token: SeChangeNotifyPrivilege	208	Soundcrd.exe
Token: SeRemoteShutdownPrivilege	208	Soundcrd.exe
Token: SeUndockPrivilege	208	Soundcrd.exe
Token: SeManageVolumePrivilege	208	Soundcrd.exe
Token: SeImpersonatePrivilege	208	Soundcrd.exe
Token: SeCreateGlobalPrivilege	208	Soundcrd.exe
Token: 33	208	Soundcrd.exe
Token: 34	208	Soundcrd.exe
Token: 35	208	Soundcrd.exe
Token: 36	208	Soundcrd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exeSoundcrd.exeSoundcrd.exe

pid process

372 a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe
3232 Soundcrd.exe
4320 Soundcrd.exe

pid	process
372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe
3232	Soundcrd.exe
4320	Soundcrd.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.execmd.exeSoundcrd.exe

description	pid	process	target process
PID 372 wrote to memory of 2652	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	cmd.exe
PID 372 wrote to memory of 2652	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	cmd.exe
PID 372 wrote to memory of 2652	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	cmd.exe
PID 2652 wrote to memory of 2260	2652	cmd.exe	reg.exe
PID 2652 wrote to memory of 2260	2652	cmd.exe	reg.exe
PID 2652 wrote to memory of 2260	2652	cmd.exe	reg.exe
PID 372 wrote to memory of 3232	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	Soundcrd.exe
PID 372 wrote to memory of 3232	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	Soundcrd.exe
PID 372 wrote to memory of 3232	372	a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 208	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe
PID 3232 wrote to memory of 4320	3232	Soundcrd.exe	Soundcrd.exe

C:\Users\Admin\AppData\Local\Temp\a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\a8175b854418e996d399ff48b7bfd6fb4582af75c9a5f018b2f7a068a02d2a91_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:372

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\qgpor.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:2652

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f
3⤵
- Adds Run key to start application
PID:2260

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
"C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3232

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
3⤵
- Checks BIOS information in registry
- Executes dropped EXE
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:208

C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4320

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\qgpor.txt
Filesize
139B

MD5
173bcce4810d4901872d0ef4f0bfea4e

SHA1
561b03fdfe68b6419fddf57f32e1aab9a6126a2f

SHA256
10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d

SHA512
2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e

Download Submit
C:\Users\Admin\AppData\Roaming\Soundcrd.txt
Filesize
592KB

MD5
0e7f6a5ec41a635b8a231189d605206e

SHA1
c6229f8b5b5a09ac7d95660dcc37044c4c0c04b7

SHA256
321db5c4d090bf2434d0aa562731562ca82a17590330fc0b1ba69f4124d79c5a

SHA512
830eb309173b87006d01e07a3bcc2ca5abd168675203ecafe998305cf14de7941c62e4789b219012d4c4d3da02857b05fda1761e71a7b0af15157f6e392b23fc

Download Submit
memory/208-51-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-60-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-35-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-50-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-56-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-44-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-46-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-68-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-52-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-76-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-49-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-64-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/208-36-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/372-30-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/372-0-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/3232-45-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/3232-28-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/4320-42-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4320-53-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4320-40-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4320-37-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download