darkcomet | b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 18:19

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General

Target

b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe
Size

592KB
MD5

98b51f04898b8757199f80df89f0ea80
SHA1

0e333d6fa0ec2ea43b354a4e09d531e3fd748901
SHA256

b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615
SHA512

7cf8b0c15731b856f9b197f99eb87db92b86c9bd04ad7ef0c0fb7efb0a79bffdca1c4c58c07156d8f0ad930384cf70a7b195db5d31d5e269b23ebdbd470da4f8
SSDEEP

12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoS2:TW/xhIUKofSytJsL6HUP0OHCP

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:

b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

Processes:

Soundcrd.exeSoundcrd.exeSoundcrd.exe

pid process

4696 Soundcrd.exe
4048 Soundcrd.exe
2088 Soundcrd.exe

pid	process
4696	Soundcrd.exe
4048	Soundcrd.exe
2088	Soundcrd.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3336-0-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Soundcrd.txt	upx
behavioral2/memory/3336-30-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/4696-28-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/4048-33-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-35-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-37-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-49-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4696-53-0x0000000000400000-0x00000000007EB000-memory.dmp	upx
behavioral2/memory/4048-52-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-51-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2088-46-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4048-45-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2088-43-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4048-42-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2088-38-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4048-54-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2088-55-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4048-58-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-62-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-66-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-70-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-74-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/4048-78-0x0000000000400000-0x00000000004B5000-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-1-5-21-2080292272-204036150-2159171770-1000\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 4696 set thread context of 4048 4696 Soundcrd.exe Soundcrd.exe
PID 4696 set thread context of 2088 4696 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 4696 set thread context of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 set thread context of 2088	4696	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\Identifier	Soundcrd.exe
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

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: SeIncreaseQuotaPrivilege	4048	Soundcrd.exe
Token: SeSecurityPrivilege	4048	Soundcrd.exe
Token: SeTakeOwnershipPrivilege	4048	Soundcrd.exe
Token: SeLoadDriverPrivilege	4048	Soundcrd.exe
Token: SeSystemProfilePrivilege	4048	Soundcrd.exe
Token: SeSystemtimePrivilege	4048	Soundcrd.exe
Token: SeProfSingleProcessPrivilege	4048	Soundcrd.exe
Token: SeDebugPrivilege	2088	Soundcrd.exe
Token: SeIncBasePriorityPrivilege	4048	Soundcrd.exe
Token: SeCreatePagefilePrivilege	4048	Soundcrd.exe
Token: SeBackupPrivilege	4048	Soundcrd.exe
Token: SeRestorePrivilege	4048	Soundcrd.exe
Token: SeShutdownPrivilege	4048	Soundcrd.exe
Token: SeDebugPrivilege	4048	Soundcrd.exe
Token: SeSystemEnvironmentPrivilege	4048	Soundcrd.exe
Token: SeChangeNotifyPrivilege	4048	Soundcrd.exe
Token: SeRemoteShutdownPrivilege	4048	Soundcrd.exe
Token: SeUndockPrivilege	4048	Soundcrd.exe
Token: SeManageVolumePrivilege	4048	Soundcrd.exe
Token: SeImpersonatePrivilege	4048	Soundcrd.exe
Token: SeCreateGlobalPrivilege	4048	Soundcrd.exe
Token: 33	4048	Soundcrd.exe
Token: 34	4048	Soundcrd.exe
Token: 35	4048	Soundcrd.exe
Token: 36	4048	Soundcrd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exeSoundcrd.exeSoundcrd.exe

pid process

3336 b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe
4696 Soundcrd.exe
2088 Soundcrd.exe

pid	process
3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe
4696	Soundcrd.exe
2088	Soundcrd.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.execmd.exeSoundcrd.exe

description	pid	process	target process
PID 3336 wrote to memory of 4052	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	cmd.exe
PID 3336 wrote to memory of 4052	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	cmd.exe
PID 3336 wrote to memory of 4052	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	cmd.exe
PID 4052 wrote to memory of 1372	4052	cmd.exe	reg.exe
PID 4052 wrote to memory of 1372	4052	cmd.exe	reg.exe
PID 4052 wrote to memory of 1372	4052	cmd.exe	reg.exe
PID 3336 wrote to memory of 4696	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	Soundcrd.exe
PID 3336 wrote to memory of 4696	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	Soundcrd.exe
PID 3336 wrote to memory of 4696	3336	b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 4048	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe
PID 4696 wrote to memory of 2088	4696	Soundcrd.exe	Soundcrd.exe

C:\Users\Admin\AppData\Local\Temp\b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\b6bbe147538898e448d30ee1e86f89bc1f1bb37ac6fa0960195cbd589e6bb615_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3336

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uyqZE.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:4052

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:1372

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:4696

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:4048

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:2088

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

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

MD5
173bcce4810d4901872d0ef4f0bfea4e

SHA1
561b03fdfe68b6419fddf57f32e1aab9a6126a2f

SHA256
10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d

SHA512
2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e

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

MD5
b9bb5747e48678a2ea58cf7b2de12261

SHA1
530dc44730297e9aa45619f26f0a40117bc5e21d

SHA256
4f8208701e78c554a30e8aa08fd6dacbdbc55f8331753b313f38359cedb02638

SHA512
2ecacc4592e8f164b9efbe7474ede88a8cba3dc40b61e7ca619e14516ea91831a3fd2e45bd8d4169504a9af67803d1a639f901290a1f2883bfb1d2613dc44bcd

Download Submit
memory/2088-55-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2088-46-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2088-38-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2088-43-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3336-30-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/3336-0-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/4048-49-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-54-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-52-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-37-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-45-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-78-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-51-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-42-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-35-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-74-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-58-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-62-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-66-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4048-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4696-53-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download
memory/4696-28-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download