darkcomet | c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522

Analysis

max time kernel
120s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 01:45

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General

Target

c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
Size

520KB
MD5

79a1339f17d3d6e4d817800960259783
SHA1

c7d65762a6b558c08ddbee8a316e5ad7b2efe574
SHA256

c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522
SHA512

eadd2ba0962a2f274e1e87235632608e3117c2d0e13e6b4a377e975ad86297fc0ec5b8345e24f82bd3ab1a019d6e721cdf32f14032d933ca2b334682d9022ac6
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbl:f9fC3hh29Ya77A90aFtDfT5IMbl

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

pid	Process
3100	winupd.exe
2100	winupd.exe
3896	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2600 set thread context of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 3100 set thread context of 2100	3100	winupd.exe	93
PID 3100 set thread context of 3896	3100	winupd.exe	94

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3896-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-44-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3896-53-0x0000000000400000-0x00000000004B7000-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

pid	pid_target	Process	procid_target
1304	4960	WerFault.exe	95

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
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	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

pid	Process
4960	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3896	winupd.exe
Token: SeSecurityPrivilege	3896	winupd.exe
Token: SeTakeOwnershipPrivilege	3896	winupd.exe
Token: SeLoadDriverPrivilege	3896	winupd.exe
Token: SeSystemProfilePrivilege	3896	winupd.exe
Token: SeSystemtimePrivilege	3896	winupd.exe
Token: SeProfSingleProcessPrivilege	3896	winupd.exe
Token: SeIncBasePriorityPrivilege	3896	winupd.exe
Token: SeCreatePagefilePrivilege	3896	winupd.exe
Token: SeBackupPrivilege	3896	winupd.exe
Token: SeRestorePrivilege	3896	winupd.exe
Token: SeShutdownPrivilege	3896	winupd.exe
Token: SeDebugPrivilege	3896	winupd.exe
Token: SeSystemEnvironmentPrivilege	3896	winupd.exe
Token: SeChangeNotifyPrivilege	3896	winupd.exe
Token: SeRemoteShutdownPrivilege	3896	winupd.exe
Token: SeUndockPrivilege	3896	winupd.exe
Token: SeManageVolumePrivilege	3896	winupd.exe
Token: SeImpersonatePrivilege	3896	winupd.exe
Token: SeCreateGlobalPrivilege	3896	winupd.exe
Token: 33	3896	winupd.exe
Token: 34	3896	winupd.exe
Token: 35	3896	winupd.exe
Token: 36	3896	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
5052	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
3100	winupd.exe
2100	winupd.exe
3896	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 2600 wrote to memory of 5052	2600	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	89
PID 5052 wrote to memory of 3100	5052	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	90
PID 5052 wrote to memory of 3100	5052	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	90
PID 5052 wrote to memory of 3100	5052	c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe	90
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 2100	3100	winupd.exe	93
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 3100 wrote to memory of 3896	3100	winupd.exe	94
PID 2100 wrote to memory of 4960	2100	winupd.exe	95
PID 2100 wrote to memory of 4960	2100	winupd.exe	95
PID 2100 wrote to memory of 4960	2100	winupd.exe	95
PID 2100 wrote to memory of 4960	2100	winupd.exe	95
PID 2100 wrote to memory of 4960	2100	winupd.exe	95

C:\Users\Admin\AppData\Local\Temp\c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
"C:\Users\Admin\AppData\Local\Temp\c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe
  "C:\Users\Admin\AppData\Local\Temp\c14b626c5da14b43e563abc1eb9b0b310872a3415787a6ed7e715a807c7a7522.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5052
- - 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:3100
  - - 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:2100
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:4960
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 272
        6⤵
        Program crash
        
        PID:1304
  - - 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:3896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4960 -ip 4960
1⤵
PID:3244

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

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Downloads

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

Filesize
520KB

MD5
d9da1df5b06d7c23a632e6786b4d4f2d

SHA1
0fbc152c5303bfbd1dcf089bfd00c4184d9e7efc

SHA256
6ad80ee7503ff0e65efd6620df1ad452ebacb47893a77719fcbdf8d4c88d4c7c

SHA512
62ac945fabb0e1cbc143c9d8adcc0cf8567c3d4fd749f30c57121fd042790c19f9c17a5aa0f83ce3535215be3d121235b2efd0d23dd7afb7e206788d81784775

Download Submit
memory/2100-42-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2600-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2600-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2600-10-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2600-9-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2600-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3100-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3100-37-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3100-26-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3896-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3896-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/5052-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5052-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5052-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5052-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download