darkcomet | 7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/02/2025, 01:10

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General

Target

7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
Size

520KB
MD5

aa1b641a968b36cd5cd0f1cce072625a
SHA1

3527e53e431d93beb612e14a489ef3970fc26efd
SHA256

7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae
SHA512

54b5860229440d3ffd627197760a2ada4941d492a3b679872a6036f39b2d308b9e79e29a8726abffc04f3855d20d3510a83310fd90d200a7b7285e65d37f4fc5
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbI:f9fC3hh29Ya77A90aFtDfT5IMbI

Score

10^/10

darkcomet privateeye discovery persistence 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

rc4.plain

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
2252	winupd.exe
2696	winupd.exe
2716	winupd.exe

Loads dropped DLL 2 IoCs

pid	Process
2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\winupd.exe -notray"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1048 set thread context of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 2252 set thread context of 2696	2252	winupd.exe	30
PID 2252 set thread context of 2716	2252	winupd.exe	31

UPX packed file 27 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2716-61-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-57-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-59-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-70-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-72-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-73-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-71-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-74-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-75-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-80-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-81-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-82-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-83-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-84-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-85-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-86-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-87-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-88-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-89-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-90-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-91-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-92-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-93-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-94-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2716-95-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 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	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.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
2300	ipconfig.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2324	reg.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2716	winupd.exe
Token: SeSecurityPrivilege	2716	winupd.exe
Token: SeTakeOwnershipPrivilege	2716	winupd.exe
Token: SeLoadDriverPrivilege	2716	winupd.exe
Token: SeSystemProfilePrivilege	2716	winupd.exe
Token: SeSystemtimePrivilege	2716	winupd.exe
Token: SeProfSingleProcessPrivilege	2716	winupd.exe
Token: SeIncBasePriorityPrivilege	2716	winupd.exe
Token: SeCreatePagefilePrivilege	2716	winupd.exe
Token: SeBackupPrivilege	2716	winupd.exe
Token: SeRestorePrivilege	2716	winupd.exe
Token: SeShutdownPrivilege	2716	winupd.exe
Token: SeDebugPrivilege	2716	winupd.exe
Token: SeSystemEnvironmentPrivilege	2716	winupd.exe
Token: SeChangeNotifyPrivilege	2716	winupd.exe
Token: SeRemoteShutdownPrivilege	2716	winupd.exe
Token: SeUndockPrivilege	2716	winupd.exe
Token: SeManageVolumePrivilege	2716	winupd.exe
Token: SeImpersonatePrivilege	2716	winupd.exe
Token: SeCreateGlobalPrivilege	2716	winupd.exe
Token: 33	2716	winupd.exe
Token: 34	2716	winupd.exe
Token: 35	2716	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
2252	winupd.exe
2696	winupd.exe
2716	winupd.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 1048 wrote to memory of 2416	1048	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	28
PID 2416 wrote to memory of 2252	2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	29
PID 2416 wrote to memory of 2252	2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	29
PID 2416 wrote to memory of 2252	2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	29
PID 2416 wrote to memory of 2252	2416	7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe	29
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2696	2252	winupd.exe	30
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2252 wrote to memory of 2716	2252	winupd.exe	31
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2696 wrote to memory of 2300	2696	winupd.exe	32
PID 2300 wrote to memory of 2996	2300	ipconfig.exe	34
PID 2300 wrote to memory of 2996	2300	ipconfig.exe	34
PID 2300 wrote to memory of 2996	2300	ipconfig.exe	34
PID 2300 wrote to memory of 2996	2300	ipconfig.exe	34
PID 2996 wrote to memory of 2324	2996	cmd.exe	36
PID 2996 wrote to memory of 2324	2996	cmd.exe	36
PID 2996 wrote to memory of 2324	2996	cmd.exe	36
PID 2996 wrote to memory of 2324	2996	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
"C:\Users\Admin\AppData\Local\Temp\7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\Temp\7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe
  "C:\Users\Admin\AppData\Local\Temp\7762ea69ae765c6c305dba7b2517a11db2f5f0434338537e792fc28ae3ed3bae.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2416
- - 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:2252
  - - 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:2696
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Gathers network information
        Suspicious use of WriteProcessMemory
        
        PID:2300
      - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\HKWWAXSQ.bat" "
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2996
        
        C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v WinUpdate /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray" /f
        7⤵
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:2324
  - - 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:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\Local\Temp\HKWWAXSQ.bat

Filesize
151B

MD5
cac890d00365d07b9ca89def17cc3a36

SHA1
6fa99679ede791c16b5d3e6d243a98e8bbdb7eab

SHA256
4f98ddee89760080a5c8a93666d2f5c97be52b741265ef4d1ce9aaebf05f12da

SHA512
124dc0b18e13425bde43bcbbe2a99005928e398bffcb458d498aac9e754bc5b92b703270667800876c60b0801343f2de8c6b9a1eebafd80bb4f6d5dc295dd9f1

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\winupd.exe

Filesize
520KB

MD5
d94337995db61bb9010a708602009fa6

SHA1
9ce4757682b2f0303ddcda5bb8a342dd0702d9f2

SHA256
b5627a3f89361bc93c577787fa64c733f55d3024067a6687b6a20359f8d99f40

SHA512
18437635da68947e961d887d1876ef38e9e336e9e40b566fd8f3e117ae1ebc868d979949f5c4d99a7f16e767e03a8deb6baff7465fce217840215f9ef1c43f92

Download Submit
memory/1048-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1048-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1048-17-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/1048-19-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2252-33-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2252-54-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2252-60-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2300-68-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2416-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2416-64-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2416-4-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2416-6-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2416-8-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2416-18-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2696-79-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2716-72-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-81-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-59-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-70-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-73-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-71-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-74-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-75-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-57-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-61-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-80-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-82-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-83-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-84-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-85-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-86-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-87-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-88-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-89-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-90-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-91-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-92-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-93-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-94-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2716-95-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads