darkcomet | 2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5

Analysis

max time kernel
150s
max time network
150s
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 21:03

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General

Target

2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
Size

520KB
MD5

755bbf8807489fbac8d8438e55e26907
SHA1

67b24ce8a8644a0524065032801a5a535f0a82a8
SHA256

2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5
SHA512

4092637525939fdf5e8c4f567f5ea33f5104de3b7bec18a60ca0aad24513a7d27aa52bdebc64e9afd3aeff16ce94fa2ebc497ac4ac66442ba1b13538c0a213f8
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbb:f9fC3hh29Ya77A90aFtDfT5IMbb

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
1412	winupd.exe
4076	winupd.exe
2316	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exe

description	pid	Process	procid_target
PID 3552 set thread context of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 1412 set thread context of 4076	1412	winupd.exe	104
PID 1412 set thread context of 2316	1412	winupd.exe	105

UPX packed file 18 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2316-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-35-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2316-55-0x0000000000400000-0x00000000004B7000-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
3820	3324	WerFault.exe	106

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.exewinupd.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.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	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.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
3324	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

winupd.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2316	winupd.exe
Token: SeSecurityPrivilege	2316	winupd.exe
Token: SeTakeOwnershipPrivilege	2316	winupd.exe
Token: SeLoadDriverPrivilege	2316	winupd.exe
Token: SeSystemProfilePrivilege	2316	winupd.exe
Token: SeSystemtimePrivilege	2316	winupd.exe
Token: SeProfSingleProcessPrivilege	2316	winupd.exe
Token: SeIncBasePriorityPrivilege	2316	winupd.exe
Token: SeCreatePagefilePrivilege	2316	winupd.exe
Token: SeBackupPrivilege	2316	winupd.exe
Token: SeRestorePrivilege	2316	winupd.exe
Token: SeShutdownPrivilege	2316	winupd.exe
Token: SeDebugPrivilege	2316	winupd.exe
Token: SeSystemEnvironmentPrivilege	2316	winupd.exe
Token: SeChangeNotifyPrivilege	2316	winupd.exe
Token: SeRemoteShutdownPrivilege	2316	winupd.exe
Token: SeUndockPrivilege	2316	winupd.exe
Token: SeManageVolumePrivilege	2316	winupd.exe
Token: SeImpersonatePrivilege	2316	winupd.exe
Token: SeCreateGlobalPrivilege	2316	winupd.exe
Token: 33	2316	winupd.exe
Token: 34	2316	winupd.exe
Token: 35	2316	winupd.exe
Token: 36	2316	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exewinupd.exewinupd.exe

pid	Process
3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
3596	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
1412	winupd.exe
4076	winupd.exe
2316	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exewinupd.exewinupd.exe

description	pid	Process	procid_target
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3552 wrote to memory of 3596	3552	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	99
PID 3596 wrote to memory of 1412	3596	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	100
PID 3596 wrote to memory of 1412	3596	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	100
PID 3596 wrote to memory of 1412	3596	2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe	100
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 4076	1412	winupd.exe	104
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 1412 wrote to memory of 2316	1412	winupd.exe	105
PID 4076 wrote to memory of 3324	4076	winupd.exe	106
PID 4076 wrote to memory of 3324	4076	winupd.exe	106
PID 4076 wrote to memory of 3324	4076	winupd.exe	106
PID 4076 wrote to memory of 3324	4076	winupd.exe	106
PID 4076 wrote to memory of 3324	4076	winupd.exe	106

C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
"C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe
  "C:\Users\Admin\AppData\Local\Temp\2df59759ffa11fc1ddb0da4c7a2e959bf478465885ebd3bf30e4465676ec13c5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3596
- - 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:1412
  - - 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:4076
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:3324
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 276
        6⤵
        Program crash
        
        PID:3820
  - - 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:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3324 -ip 3324
1⤵
PID:5000

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
ae0f5144ce3fcc5b44cb29a6f502b7be

SHA1
20ec5cd24a0c1e1f497fd334f8eb7652bffb6361

SHA256
cf2b120caceecbe22565914f9a5671667939f7aca45e76409b35522fb34a2881

SHA512
ba8100f69f3c2b747ddadfe37f1e141ae7026ab9f563e1abdd69a852d7c6cb1cfd23fec1127cb92709883a508dd2027fbdadeffe78a79435d2b891aa645d954c

Download Submit
memory/1412-31-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1412-33-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1412-27-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1412-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2316-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-55-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2316-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3552-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3552-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3552-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3552-10-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/3552-9-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3596-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3596-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3596-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3596-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/4076-43-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download