darkcomet | ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf

General

Target

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe
Size

656KB
MD5

43cf563f1ec7d4e846fb8026b25dfd22
SHA1

8f17ea13d266f6000700264447eebcfca706ac87
SHA256

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf
SHA512

d526402638b4afd4510c7b18beff61b5eb16b2c69a8ec5a6b08b555b6fb52e022c8026b2db69c062f0f3ddb482b3f7ead0140350c2c795236971a2c7e0d302ca
SSDEEP

12288:p+zAJeM/XzsV9TBhwxPtztYHz4A7dfmHZJXPgu6Z08vm:p+8JX/Xz29TBO1BYT4A7Bmr4u6Z08m

Score

10^/10

darkcomet ify persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

IFY

C2

uche.ddns.net:1604

Mutex

DC_MUTEX-UU8NM43

Attributes

gencode
8tkYU6w6xNHG
install
false
offline_keylogger
true
persistence
false

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:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\file.exe"	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

Executes dropped EXE 1 IoCs

Processes:

notepad .exe

pid process

1492 notepad .exe

pid	process
1492	notepad .exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1492-59-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-61-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-70-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-73-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-75-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-76-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-78-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/1492-79-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

pid process

1112 ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

description	pid	process	target process
PID 1112 set thread context of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .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 3 IoCs

Processes:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

pid	process
1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe
1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe
1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exenotepad .exe

description	pid	process
Token: SeDebugPrivilege	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe
Token: SeIncreaseQuotaPrivilege	1492	notepad .exe
Token: SeSecurityPrivilege	1492	notepad .exe
Token: SeTakeOwnershipPrivilege	1492	notepad .exe
Token: SeLoadDriverPrivilege	1492	notepad .exe
Token: SeSystemProfilePrivilege	1492	notepad .exe
Token: SeSystemtimePrivilege	1492	notepad .exe
Token: SeProfSingleProcessPrivilege	1492	notepad .exe
Token: SeIncBasePriorityPrivilege	1492	notepad .exe
Token: SeCreatePagefilePrivilege	1492	notepad .exe
Token: SeBackupPrivilege	1492	notepad .exe
Token: SeRestorePrivilege	1492	notepad .exe
Token: SeShutdownPrivilege	1492	notepad .exe
Token: SeDebugPrivilege	1492	notepad .exe
Token: SeSystemEnvironmentPrivilege	1492	notepad .exe
Token: SeChangeNotifyPrivilege	1492	notepad .exe
Token: SeRemoteShutdownPrivilege	1492	notepad .exe
Token: SeUndockPrivilege	1492	notepad .exe
Token: SeManageVolumePrivilege	1492	notepad .exe
Token: SeImpersonatePrivilege	1492	notepad .exe
Token: SeCreateGlobalPrivilege	1492	notepad .exe
Token: 33	1492	notepad .exe
Token: 34	1492	notepad .exe
Token: 35	1492	notepad .exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

notepad .exe

pid process

1492 notepad .exe

pid	process
1492	notepad .exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.execmd.exewscript.exe

description	pid	process	target process
PID 1112 wrote to memory of 1132	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	cmd.exe
PID 1112 wrote to memory of 1132	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	cmd.exe
PID 1112 wrote to memory of 1132	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	cmd.exe
PID 1112 wrote to memory of 1132	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	cmd.exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1112 wrote to memory of 1492	1112	ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe	notepad .exe
PID 1132 wrote to memory of 1000	1132	cmd.exe	wscript.exe
PID 1132 wrote to memory of 1000	1132	cmd.exe	wscript.exe
PID 1132 wrote to memory of 1000	1132	cmd.exe	wscript.exe
PID 1132 wrote to memory of 1000	1132	cmd.exe	wscript.exe
PID 1000 wrote to memory of 1672	1000	wscript.exe	cmd.exe
PID 1000 wrote to memory of 1672	1000	wscript.exe	cmd.exe
PID 1000 wrote to memory of 1672	1000	wscript.exe	cmd.exe
PID 1000 wrote to memory of 1672	1000	wscript.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe
"C:\Users\Admin\AppData\Local\Temp\ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\\mata.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:1132

C:\Windows\SysWOW64\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\mata2.bat
3⤵
- Suspicious use of WriteProcessMemory
PID:1000

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\mata2.bat" "
4⤵
PID:1672

C:\Users\Admin\AppData\Local\Temp\notepad .exe
"C:\Users\Admin\AppData\Local\Temp\notepad .exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1492

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\file.exe
Filesize
656KB

MD5
43cf563f1ec7d4e846fb8026b25dfd22

SHA1
8f17ea13d266f6000700264447eebcfca706ac87

SHA256
ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf

SHA512
d526402638b4afd4510c7b18beff61b5eb16b2c69a8ec5a6b08b555b6fb52e022c8026b2db69c062f0f3ddb482b3f7ead0140350c2c795236971a2c7e0d302ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\invs.vbs
Filesize
78B

MD5
c578d9653b22800c3eb6b6a51219bbb8

SHA1
a97aa251901bbe179a48dbc7a0c1872e163b1f2d

SHA256
20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

SHA512
3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata.bat
Filesize
47B

MD5
58c538a6ae20a3c6031217903cdf8e5d

SHA1
399fd50eadf4945b665877facfc4f53d16e18b1e

SHA256
6bcc0e04d9bc32209d90a65c320dc6363e523dd94b38b17bcdc5b980b6405f53

SHA512
c01828a5390fec3443e19d317137ae873de77c7737db7802650430e6a0a1edbd3aabe362903243b372536418fbd8482c2a6efd122d853744a41ade567956c359

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata2.bat
Filesize
47B

MD5
095b2908ae8b2e0e3704c0163f26e283

SHA1
3429b6c1421d448c98c1da9625badcea2484a521

SHA256
22b182644ab28f5e9e17b5a03ba404d09b02da367146b80484584adc842a3ed1

SHA512
e22e379b4f0d8e11fa7c29c3297a3e24a533fb08895d18e9bb27e8cab84da1dd52ff437aca90c5c32a9bdb578b3c1bfb3ff42d3bc2c5951ffeb5941c8286c731

Download Submit
C:\Users\Admin\AppData\Local\Temp\notepad .exe
Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\notepad .exe
Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\rundll11-.txt
Filesize
656KB

MD5
43cf563f1ec7d4e846fb8026b25dfd22

SHA1
8f17ea13d266f6000700264447eebcfca706ac87

SHA256
ae09e31694f993c501a0be510387740d2c0183746cd211e06df209832780f0bf

SHA512
d526402638b4afd4510c7b18beff61b5eb16b2c69a8ec5a6b08b555b6fb52e022c8026b2db69c062f0f3ddb482b3f7ead0140350c2c795236971a2c7e0d302ca

Download Submit
\Users\Admin\AppData\Local\Temp\notepad .exe
Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
memory/1000-63-0x0000000000000000-mapping.dmp

Download
memory/1112-81-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/1112-66-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/1112-55-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Filesize
5.7MB

Download
memory/1112-54-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download
memory/1132-56-0x0000000000000000-mapping.dmp

Download
memory/1492-75-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-71-0x00000000004B5650-mapping.dmp

Download
memory/1492-70-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-73-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-76-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-61-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-78-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-79-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-59-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1492-58-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1672-68-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads