darkcomet | ce021a37b146ea9d952900192dd4875235dd7855a2cfce100dc49aa5332bedc6

General

Target

e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
Size

576KB
MD5

e185a18d378a669797be384d6380a870
SHA1

c05126fe852438f2bc13626498ee1323a5564934
SHA256

ce021a37b146ea9d952900192dd4875235dd7855a2cfce100dc49aa5332bedc6
SHA512

2517fab4f08e874b74f9ecb89e3e6c6aba56feed48cd239b366108e03144d99d9dca40063aa1994064161888fa6ab6a48417621901afe23c69ebc602f576b8ab
SSDEEP

12288:+NWPkHlUkErBuxQ4uzi6d6dL/yiXLzeMdK6io8levy0FhVlpzkzDDoSJ:+NWPkHlUfBgpuPdWzyuDTifgyWlC

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:

mcsft.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate mcsft.exe
Executes dropped EXE 2 IoCs

Processes:

mcsft.exemcsft.exe

pid process

2864 mcsft.exe
2476 mcsft.exe

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

pid	process
2864	mcsft.exe
2476	mcsft.exe

Loads dropped DLL 6 IoCs

Processes:

e185a18d378a669797be384d6380a870_NeikiAnalytics.exemcsft.exe

pid	process
2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2864	mcsft.exe

UPX packed file 31 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2360-0-0x0000000000400000-0x00000000007C8000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\mcsft.exe	upx
behavioral1/memory/2864-48-0x0000000000400000-0x00000000007C8000-memory.dmp	upx
behavioral1/memory/2360-46-0x0000000000400000-0x00000000007C8000-memory.dmp	upx
behavioral1/memory/2360-42-0x0000000003830000-0x0000000003BF8000-memory.dmp	upx
behavioral1/memory/2476-53-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-58-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2864-57-0x0000000000400000-0x00000000007C8000-memory.dmp	upx
behavioral1/memory/2476-56-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-59-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-61-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-60-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-62-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-64-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-65-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-63-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-66-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-68-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-69-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-70-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-71-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-72-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-73-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-74-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-75-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-76-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-77-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-78-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-79-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-80-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2476-81-0x0000000000400000-0x00000000004B5000-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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mcrosoft = "C:\\Users\\Admin\\AppData\\Roaming\\mcsft.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

mcsft.exe

description pid process target process

PID 2864 set thread context of 2476 2864 mcsft.exe mcsft.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 2864 set thread context of 2476	2864	mcsft.exe	mcsft.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:

mcsft.exe

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

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

mcsft.exe

description ioc process

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

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

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

mcsft.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2476	mcsft.exe
Token: SeSecurityPrivilege	2476	mcsft.exe
Token: SeTakeOwnershipPrivilege	2476	mcsft.exe
Token: SeLoadDriverPrivilege	2476	mcsft.exe
Token: SeSystemProfilePrivilege	2476	mcsft.exe
Token: SeSystemtimePrivilege	2476	mcsft.exe
Token: SeProfSingleProcessPrivilege	2476	mcsft.exe
Token: SeIncBasePriorityPrivilege	2476	mcsft.exe
Token: SeCreatePagefilePrivilege	2476	mcsft.exe
Token: SeBackupPrivilege	2476	mcsft.exe
Token: SeRestorePrivilege	2476	mcsft.exe
Token: SeShutdownPrivilege	2476	mcsft.exe
Token: SeDebugPrivilege	2476	mcsft.exe
Token: SeSystemEnvironmentPrivilege	2476	mcsft.exe
Token: SeChangeNotifyPrivilege	2476	mcsft.exe
Token: SeRemoteShutdownPrivilege	2476	mcsft.exe
Token: SeUndockPrivilege	2476	mcsft.exe
Token: SeManageVolumePrivilege	2476	mcsft.exe
Token: SeImpersonatePrivilege	2476	mcsft.exe
Token: SeCreateGlobalPrivilege	2476	mcsft.exe
Token: 33	2476	mcsft.exe
Token: 34	2476	mcsft.exe
Token: 35	2476	mcsft.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

e185a18d378a669797be384d6380a870_NeikiAnalytics.exemcsft.exemcsft.exe

pid process

2360 e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
2864 mcsft.exe
2476 mcsft.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

e185a18d378a669797be384d6380a870_NeikiAnalytics.execmd.exemcsft.exe

description	pid	process	target process
PID 2360 wrote to memory of 2540	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	cmd.exe
PID 2360 wrote to memory of 2540	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	cmd.exe
PID 2360 wrote to memory of 2540	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	cmd.exe
PID 2360 wrote to memory of 2540	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	cmd.exe
PID 2540 wrote to memory of 2692	2540	cmd.exe	reg.exe
PID 2540 wrote to memory of 2692	2540	cmd.exe	reg.exe
PID 2540 wrote to memory of 2692	2540	cmd.exe	reg.exe
PID 2540 wrote to memory of 2692	2540	cmd.exe	reg.exe
PID 2360 wrote to memory of 2864	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	mcsft.exe
PID 2360 wrote to memory of 2864	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	mcsft.exe
PID 2360 wrote to memory of 2864	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	mcsft.exe
PID 2360 wrote to memory of 2864	2360	e185a18d378a669797be384d6380a870_NeikiAnalytics.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe
PID 2864 wrote to memory of 2476	2864	mcsft.exe	mcsft.exe

C:\Users\Admin\AppData\Local\Temp\e185a18d378a669797be384d6380a870_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\e185a18d378a669797be384d6380a870_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\nOtzN.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:2540

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoft" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\mcsft.exe" /f
3⤵
- Adds Run key to start application
PID:2692

C:\Users\Admin\AppData\Roaming\mcsft.exe
"C:\Users\Admin\AppData\Roaming\mcsft.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2864

C:\Users\Admin\AppData\Roaming\mcsft.exe
C:\Users\Admin\AppData\Roaming\mcsft.exe
3⤵
- Checks BIOS information in registry
- Executes dropped EXE
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2476

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nOtzN.bat
Filesize
135B

MD5
a5feca573884d76f559b996d45e8ad9a

SHA1
0e81a993f3af4e31d60653dc2513186f0495f1c8

SHA256
c98e20d46d6465febb5d29cfab51241521ea5d6cd621f5e18b9b7d6fbfac3f0f

SHA512
a9239648b5f15eac4d4151b6e1bdc81065eeaeb101404c2a0126f03bc87f1e6a57206bfa07a44379e9d3bba889e4497a9991ff41fb109099b01512df3dc3cbda

Download Submit
C:\Users\Admin\AppData\Roaming\mcsft.exe
Filesize
576KB

MD5
adc0ca86e22aab0646829fe451eaec20

SHA1
ff34c2dfbaa3c4fd7ff7f8291e032abfe239667c

SHA256
470dae9859fa95daa6e32ca9ecbd7559ac549aa67f6987d814c58b1922d5e205

SHA512
7d9de6f60ed36406cb17c067f3cbcc595732e778b7f7a3c16908173148c61000dec5802423bec63e228ffb2da912498c400bd9778fc31b5d5949d7918fcce8d7

Download Submit
memory/2360-42-0x0000000003830000-0x0000000003BF8000-memory.dmp

Filesize
3.8MB

Download
memory/2360-43-0x0000000003830000-0x0000000003BF8000-memory.dmp

Filesize
3.8MB

Download
memory/2360-0-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2360-47-0x0000000003830000-0x0000000003BF8000-memory.dmp

Filesize
3.8MB

Download
memory/2360-46-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2476-64-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-73-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-58-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-81-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-56-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-59-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-61-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-60-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-62-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-80-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-65-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-63-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-66-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-79-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-68-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-69-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-71-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-53-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-74-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-75-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-76-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-77-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2476-78-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2864-67-0x0000000002CB0000-0x0000000003078000-memory.dmp

Filesize
3.8MB

Download
memory/2864-48-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2864-57-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads