darkcomet | 463d5d683ca55e95f8701d36543d6208fae366e065bc71fe663351450a4f8c24

General

Target

Doge-Miner203.exe
Size

6.1MB
MD5

d7e6fd264bc937e3646de58e551a29db
SHA1

1db4664777b17e004f71cee4002f9ccc430413e4
SHA256

463d5d683ca55e95f8701d36543d6208fae366e065bc71fe663351450a4f8c24
SHA512

cc133bd0599c0a994c65c2ddc047dd7bec3d4032201feba63ac8f4a35582a31f2eed5d3bfe385fefda7e76d3e95415b1ccf1923a9b74a1792dc36c8f7caee837
SSDEEP

98304:tGFp32YKbG4vUdQUbSZ/I2jeYXyxd4494Wc9f:tEMbqQ5Z/pjVifXuT

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Local\\Microsoft\\Windows\\INetCookies\\notepad.exe,"	reg.exe

Executes dropped EXE 1 IoCs

Processes:

notepad.exe

pid process

4852 notepad.exe

pid	process
4852	notepad.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4616-148-0x0000000000400000-0x0000000000A0D000-memory.dmp	upx
behavioral2/memory/4616-150-0x0000000000400000-0x0000000000A0D000-memory.dmp	upx
behavioral2/memory/4616-151-0x0000000000400000-0x0000000000A0D000-memory.dmp	upx
behavioral2/memory/4616-152-0x0000000000400000-0x0000000000A0D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

notepad.exe

description pid process target process

PID 4852 set thread context of 4616 4852 notepad.exe AddInProcess32.exe
Runs ping.exe 1 TTPs 3 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXEPING.EXE

pid process

2224 PING.EXE
2592 PING.EXE
2392 PING.EXE

description	pid	process	target process
PID 4852 set thread context of 4616	4852	notepad.exe	AddInProcess32.exe

pid	process
2224	PING.EXE
2592	PING.EXE
2392	PING.EXE

Suspicious behavior: EnumeratesProcesses 33 IoCs

Processes:

Doge-Miner203.exenotepad.exe

pid	process
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4208	Doge-Miner203.exe
4852	notepad.exe
4852	notepad.exe
4852	notepad.exe
4852	notepad.exe
4852	notepad.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Doge-Miner203.exenotepad.exe

description pid process

Token: SeDebugPrivilege 4208 Doge-Miner203.exe
Token: SeDebugPrivilege 4852 notepad.exe

description	pid	process
Token: SeDebugPrivilege	4208	Doge-Miner203.exe
Token: SeDebugPrivilege	4852	notepad.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

Doge-Miner203.execmd.execmd.exenotepad.exe

description	pid	process	target process
PID 4208 wrote to memory of 1768	4208	Doge-Miner203.exe	cmd.exe
PID 4208 wrote to memory of 1768	4208	Doge-Miner203.exe	cmd.exe
PID 4208 wrote to memory of 1768	4208	Doge-Miner203.exe	cmd.exe
PID 1768 wrote to memory of 2592	1768	cmd.exe	PING.EXE
PID 1768 wrote to memory of 2592	1768	cmd.exe	PING.EXE
PID 1768 wrote to memory of 2592	1768	cmd.exe	PING.EXE
PID 4208 wrote to memory of 1464	4208	Doge-Miner203.exe	cmd.exe
PID 4208 wrote to memory of 1464	4208	Doge-Miner203.exe	cmd.exe
PID 4208 wrote to memory of 1464	4208	Doge-Miner203.exe	cmd.exe
PID 1464 wrote to memory of 2392	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2392	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2392	1464	cmd.exe	PING.EXE
PID 1768 wrote to memory of 4780	1768	cmd.exe	reg.exe
PID 1768 wrote to memory of 4780	1768	cmd.exe	reg.exe
PID 1768 wrote to memory of 4780	1768	cmd.exe	reg.exe
PID 1464 wrote to memory of 2224	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2224	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 2224	1464	cmd.exe	PING.EXE
PID 1464 wrote to memory of 4852	1464	cmd.exe	notepad.exe
PID 1464 wrote to memory of 4852	1464	cmd.exe	notepad.exe
PID 1464 wrote to memory of 4852	1464	cmd.exe	notepad.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe
PID 4852 wrote to memory of 4616	4852	notepad.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\Doge-Miner203.exe
"C:\Users\Admin\AppData\Local\Temp\Doge-Miner203.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4208

C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 38 > nul && REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe,"
2⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 38
3⤵
- Runs ping.exe
PID:2592

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe,"
3⤵
- Modifies WinLogon for persistence
PID:4780

C:\Windows\SysWOW64\cmd.exe
"cmd" /c ping 127.0.0.1 -n 48 > nul && copy "C:\Users\Admin\AppData\Local\Temp\Doge-Miner203.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe" && ping 127.0.0.1 -n 48 > nul && "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 48
3⤵
- Runs ping.exe
PID:2392

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 48
3⤵
- Runs ping.exe
PID:2224

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe
"C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4852

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
4⤵
PID:4616

C:\Users\Admin\AppData\Local\Temp\MSCALC.EXE
"C:\Users\Admin\AppData\Local\Temp\MSCALC.EXE"
5⤵
PID:5048

C:\Users\Admin\AppData\Local\Temp\WINLOGONS.EXE
"C:\Users\Admin\AppData\Local\Temp\WINLOGONS.EXE"
5⤵
PID:4060

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1820

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe
Filesize
6.1MB

MD5
d7e6fd264bc937e3646de58e551a29db

SHA1
1db4664777b17e004f71cee4002f9ccc430413e4

SHA256
463d5d683ca55e95f8701d36543d6208fae366e065bc71fe663351450a4f8c24

SHA512
cc133bd0599c0a994c65c2ddc047dd7bec3d4032201feba63ac8f4a35582a31f2eed5d3bfe385fefda7e76d3e95415b1ccf1923a9b74a1792dc36c8f7caee837

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\notepad.exe
Filesize
6.1MB

MD5
d7e6fd264bc937e3646de58e551a29db

SHA1
1db4664777b17e004f71cee4002f9ccc430413e4

SHA256
463d5d683ca55e95f8701d36543d6208fae366e065bc71fe663351450a4f8c24

SHA512
cc133bd0599c0a994c65c2ddc047dd7bec3d4032201feba63ac8f4a35582a31f2eed5d3bfe385fefda7e76d3e95415b1ccf1923a9b74a1792dc36c8f7caee837

Download Submit
C:\Users\Admin\AppData\Local\Temp\CPUMON.EXE
Filesize
192KB

MD5
0d965d2e1b40b30d0eb821fc05aee8b6

SHA1
08bc8f842d39da2e0c72e376296d213afbbe6f16

SHA256
90693d7242fb9f853d759a2ec7b247a81adf808dd81dcd631b7dbfafff80b605

SHA512
5780394828a5f7b67406fd50c010f5e92752517bfc7e957a589a18ffeb5cdc2a7f7c78b0c4a6f822dc348699bfde9c0f4931356e92d8882f74de98b1c6a7a605

Download Submit
C:\Users\Admin\AppData\Local\Temp\MSCALC.EXE
Filesize
85KB

MD5
6ca3516e1b7a3b7a5e0e3866684eb554

SHA1
bea5ff040a735327cdc9e4d5a3d753861a81fd07

SHA256
b6df37dcbbd5d9ed73fcb6fe59f89ff1b075440e12674d76a76f5cea9ef992e8

SHA512
1cb3b7984ac338ba43a688ab41c9bbdd5a6e4bd7dbeb7b04c67673cdf882d099a7033223d9e0091e96292ce2ff1f228c6e9ce54a1eba32580c7f4dba0a2da288

Download Submit
C:\Users\Admin\AppData\Local\Temp\MSCALC.EXE
Filesize
85KB

MD5
6ca3516e1b7a3b7a5e0e3866684eb554

SHA1
bea5ff040a735327cdc9e4d5a3d753861a81fd07

SHA256
b6df37dcbbd5d9ed73fcb6fe59f89ff1b075440e12674d76a76f5cea9ef992e8

SHA512
1cb3b7984ac338ba43a688ab41c9bbdd5a6e4bd7dbeb7b04c67673cdf882d099a7033223d9e0091e96292ce2ff1f228c6e9ce54a1eba32580c7f4dba0a2da288

Download Submit
memory/1464-139-0x0000000000000000-mapping.dmp

Download
memory/1768-137-0x0000000000000000-mapping.dmp

Download
memory/2224-142-0x0000000000000000-mapping.dmp

Download
memory/2392-140-0x0000000000000000-mapping.dmp

Download
memory/2592-138-0x0000000000000000-mapping.dmp

Download
memory/4208-133-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/4208-132-0x0000000000050000-0x000000000066A000-memory.dmp

Filesize
6.1MB

Download
memory/4208-136-0x00000000051B0000-0x00000000051BA000-memory.dmp

Filesize
40KB

Download
memory/4208-134-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/4208-135-0x00000000057C0000-0x000000000585C000-memory.dmp

Filesize
624KB

Download
memory/4616-147-0x0000000000000000-mapping.dmp

Download
memory/4616-148-0x0000000000400000-0x0000000000A0D000-memory.dmp

Filesize
6.1MB

Download
memory/4616-150-0x0000000000400000-0x0000000000A0D000-memory.dmp

Filesize
6.1MB

Download
memory/4616-151-0x0000000000400000-0x0000000000A0D000-memory.dmp

Filesize
6.1MB

Download
memory/4616-152-0x0000000000400000-0x0000000000A0D000-memory.dmp

Filesize
6.1MB

Download
memory/4780-141-0x0000000000000000-mapping.dmp

Download
memory/4852-143-0x0000000000000000-mapping.dmp

Download
memory/4852-146-0x0000000000440000-0x0000000000A5A000-memory.dmp

Filesize
6.1MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads