darkcomet | d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8

Analysis

max time kernel
118s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 20:07

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General

Target

d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
Size

520KB
MD5

da0a16ef15c55b1812b1a98e938a2320
SHA1

cf01718406a6207f7225f44902f063cc7f99ded9
SHA256

d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8
SHA512

53832d9776a12ea1cd20428f7c274e47dffaa8996198056a3b079cdda93cb34a7f6b147d53423e773005c476537da1fbddabe4f943ab30e07c16812f7d714e5e
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbY:f9fC3hh29Ya77A90aFtDfT5IMbY

Score

10^/10

darkcomet privateeye discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

PrivateEye

ratblackshades.no-ip.biz:1604

Mutex

DC_MUTEX-ACC1R98

Attributes

gencode
8GG5LVVGljSF
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Executes dropped EXE 3 IoCs

Processes:

winupd.exewinupd.exewinupd.exe

pid	Process
2080	winupd.exe
2356	winupd.exe
3112	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exewinupd.exe

description	pid	Process	procid_target
PID 640 set thread context of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 2080 set thread context of 2356	2080	winupd.exe	90
PID 2080 set thread context of 3112	2080	winupd.exe	91

UPX packed file 17 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3112-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-30-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3112-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
5116	624	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

winupd.exewinupd.exed0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exed0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exewinupd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

Processes:

ipconfig.exe

pid	Process
624	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

winupd.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3112	winupd.exe
Token: SeSecurityPrivilege	3112	winupd.exe
Token: SeTakeOwnershipPrivilege	3112	winupd.exe
Token: SeLoadDriverPrivilege	3112	winupd.exe
Token: SeSystemProfilePrivilege	3112	winupd.exe
Token: SeSystemtimePrivilege	3112	winupd.exe
Token: SeProfSingleProcessPrivilege	3112	winupd.exe
Token: SeIncBasePriorityPrivilege	3112	winupd.exe
Token: SeCreatePagefilePrivilege	3112	winupd.exe
Token: SeBackupPrivilege	3112	winupd.exe
Token: SeRestorePrivilege	3112	winupd.exe
Token: SeShutdownPrivilege	3112	winupd.exe
Token: SeDebugPrivilege	3112	winupd.exe
Token: SeSystemEnvironmentPrivilege	3112	winupd.exe
Token: SeChangeNotifyPrivilege	3112	winupd.exe
Token: SeRemoteShutdownPrivilege	3112	winupd.exe
Token: SeUndockPrivilege	3112	winupd.exe
Token: SeManageVolumePrivilege	3112	winupd.exe
Token: SeImpersonatePrivilege	3112	winupd.exe
Token: SeCreateGlobalPrivilege	3112	winupd.exe
Token: 33	3112	winupd.exe
Token: 34	3112	winupd.exe
Token: 35	3112	winupd.exe
Token: 36	3112	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exed0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exewinupd.exewinupd.exewinupd.exe

pid	Process
640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
5028	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
2080	winupd.exe
2356	winupd.exe
3112	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exed0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exewinupd.exewinupd.exe

description	pid	Process	procid_target
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 640 wrote to memory of 5028	640	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	86
PID 5028 wrote to memory of 2080	5028	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	87
PID 5028 wrote to memory of 2080	5028	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	87
PID 5028 wrote to memory of 2080	5028	d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe	87
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 2356	2080	winupd.exe	90
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2080 wrote to memory of 3112	2080	winupd.exe	91
PID 2356 wrote to memory of 624	2356	winupd.exe	92
PID 2356 wrote to memory of 624	2356	winupd.exe	92
PID 2356 wrote to memory of 624	2356	winupd.exe	92
PID 2356 wrote to memory of 624	2356	winupd.exe	92
PID 2356 wrote to memory of 624	2356	winupd.exe	92

C:\Users\Admin\AppData\Local\Temp\d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
"C:\Users\Admin\AppData\Local\Temp\d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:640
- C:\Users\Admin\AppData\Local\Temp\d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe
  "C:\Users\Admin\AppData\Local\Temp\d0aaeac6fad969bdbe23ad92492ff0691a2e99722d74409adf7dd0c95eedecd8N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5028
- - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2080
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2356
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:624
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 272
        6⤵
        Program crash
        
        PID:5116
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 624 -ip 624
1⤵
PID:4272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe

Filesize
520KB

MD5
568ffa1253d2233281160e3fd861c108

SHA1
da2af4db79fbd8d5cf42e0f050ef8f5d54c6592a

SHA256
ee131be46efb6f52012e32cfb482a2abb1198489385abecf018faae7d3b0a213

SHA512
5713b885a287038f971d5b47718d6580c353220325175652751fcb6e07ba68421bd2e3b1fbf33db7a24de2e450f898c8da6be35838fd4be8753549cf4a87a68d

Download Submit
memory/640-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/640-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/640-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/640-8-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/640-9-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2080-39-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2080-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2080-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2356-43-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2356-35-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3112-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-30-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3112-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/5028-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5028-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5028-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5028-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download