darkcomet | eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/11/2024, 03:59

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General

Target
eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
Size 520KB
Sample241110-ej3qeasldp
SHA256 eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb
MD5 7ea4a354c7c848972320054efd3c529a
SHA1 debd3e529067e549af4cad18133ca492ecdf9a06
SHA512 1d596865ffe9c93b2ac1abc9f6fcdc1fd35b00690ca8dae9b3fd2dd33dbf68e5d9cc2eb759a6440bfb72aa49b37a816dcc823360612a8f70bf43a27ba37b0e31
SSDEEP 6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMb9:f9fC3hh29Ya77A90aFtDfT5IMb9
MD5 SHA1 SHA512 SSDEEP

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
1716	winupd.exe
1472	winupd.exe
2968	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4368 set thread context of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 1716 set thread context of 1472	1716	winupd.exe	97
PID 1716 set thread context of 2968	1716	winupd.exe	98

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2968-31-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-55-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2968-56-0x0000000000400000-0x00000000004B7000-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
3220	2996	WerFault.exe	99

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	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.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
2996	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2968	winupd.exe
Token: SeSecurityPrivilege	2968	winupd.exe
Token: SeTakeOwnershipPrivilege	2968	winupd.exe
Token: SeLoadDriverPrivilege	2968	winupd.exe
Token: SeSystemProfilePrivilege	2968	winupd.exe
Token: SeSystemtimePrivilege	2968	winupd.exe
Token: SeProfSingleProcessPrivilege	2968	winupd.exe
Token: SeIncBasePriorityPrivilege	2968	winupd.exe
Token: SeCreatePagefilePrivilege	2968	winupd.exe
Token: SeBackupPrivilege	2968	winupd.exe
Token: SeRestorePrivilege	2968	winupd.exe
Token: SeShutdownPrivilege	2968	winupd.exe
Token: SeDebugPrivilege	2968	winupd.exe
Token: SeSystemEnvironmentPrivilege	2968	winupd.exe
Token: SeChangeNotifyPrivilege	2968	winupd.exe
Token: SeRemoteShutdownPrivilege	2968	winupd.exe
Token: SeUndockPrivilege	2968	winupd.exe
Token: SeManageVolumePrivilege	2968	winupd.exe
Token: SeImpersonatePrivilege	2968	winupd.exe
Token: SeCreateGlobalPrivilege	2968	winupd.exe
Token: 33	2968	winupd.exe
Token: 34	2968	winupd.exe
Token: 35	2968	winupd.exe
Token: 36	2968	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
5100	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
1716	winupd.exe
1472	winupd.exe
2968	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 4368 wrote to memory of 5100	4368	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	93
PID 5100 wrote to memory of 1716	5100	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	94
PID 5100 wrote to memory of 1716	5100	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	94
PID 5100 wrote to memory of 1716	5100	eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe	94
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 1472	1716	winupd.exe	97
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1716 wrote to memory of 2968	1716	winupd.exe	98
PID 1472 wrote to memory of 2996	1472	winupd.exe	99
PID 1472 wrote to memory of 2996	1472	winupd.exe	99
PID 1472 wrote to memory of 2996	1472	winupd.exe	99
PID 1472 wrote to memory of 2996	1472	winupd.exe	99
PID 1472 wrote to memory of 2996	1472	winupd.exe	99

C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
"C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4368
- C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe
  "C:\Users\Admin\AppData\Local\Temp\eaaa292d5dab7597d974f6e1a70bcd4de00e9e7865743e8b4e8ecfaae3d897eb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5100
- - 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:1716
  - - 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:1472
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:2996
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 280
        6⤵
        Program crash
        
        PID:3220
  - - 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:2968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2996 -ip 2996
1⤵
PID:1824

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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winupd.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
Size 520KB
SHA256 345263ee9ed196cb1d4fbf0d3b5f145ee313a0e7f62b4ae061f4acaa1550e338
MD5 05059bc5b2e47b1700aef49e2041e7d7
SHA1 c991afb036900edefaae449d0ce3fd9a1315d8df
SHA512 ba133d86e3b51fa03e4fe3ebb87d56e9753cb9e8808888e9d58aef1cfc41b88a81a2c23eaa973ba6ed56a64fd57586ac1bf1eb44688920f2cefe18f83462703b
SSDEEP 6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMb+:f9fC3hh29Ya77A90aFtDfT5IMb+
MD5 SHA1 SHA512 SSDEEP

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memory/1472-43-0x0000000000400000-0x0000000000407000-memory.dmp

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memory/1716-33-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/1716-25-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/1716-23-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/2968-47-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-50-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-56-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-55-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-54-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-53-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-52-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-31-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-51-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-34-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-38-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-41-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-40-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-39-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-37-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-32-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-49-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-45-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-46-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/2968-48-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/4368-2-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/4368-3-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/4368-8-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/4368-4-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/4368-9-0x0000000000400000-0x0000000000483000-memory.dmp

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memory/5100-5-0x0000000000400000-0x0000000000407000-memory.dmp

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memory/5100-7-0x0000000000400000-0x0000000000407000-memory.dmp

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memory/5100-21-0x0000000000400000-0x0000000000407000-memory.dmp

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memory/5100-20-0x0000000000400000-0x0000000000407000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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