gcleaner | 90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2

Analysis

max time kernel
90s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
13/07/2024, 08:04

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General

Target
90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe
Size 344KB
Sample240713-jyn8savfmd
SHA256 90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2
MD5 674fbc036f8ad0fede61a6c6e32a7050
SHA1 5d0698c808c9cc6c65fbe28baff792a089ffff6f
SHA512 2d73ba1b20aa5e4a8700f81efad411d0e20bcade99c7b9f1a205788f9c33b6c513fbe48d6bf53e3e15ca617632a38946db7e2bb196d05b555fb0c393346563bc
SSDEEP 6144:jhZzA9HCJ18r0nm2ZFQwy1VVdGkrhPpQ8:31wrsmMFQwyOkr1a
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90
77.105.160.30
185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
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
4324	3116	WerFault.exe	81

Kills process with taskkill 1 IoCs

evasion

pid	Process
3528	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3528	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 896	3116	90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe	83
PID 3116 wrote to memory of 896	3116	90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe	83
PID 3116 wrote to memory of 896	3116	90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe	83
PID 896 wrote to memory of 3528	896	cmd.exe	87
PID 896 wrote to memory of 3528	896	cmd.exe	87
PID 896 wrote to memory of 3528	896	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe
"C:\Users\Admin\AppData\Local\Temp\90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:896
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "90d48375e2956f7ac14968e44318b801d04520b22cb7bd651ef4b159177382a2.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 1476
  2⤵
  - Program crash
  PID:4324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3116 -ip 3116
1⤵
PID:3468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3116-1-0x0000000002160000-0x0000000002260000-memory.dmp

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memory/3116-2-0x0000000003EE0000-0x0000000003F1C000-memory.dmp

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memory/3116-3-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/3116-7-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/3116-6-0x0000000003EE0000-0x0000000003F1C000-memory.dmp

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memory/3116-5-0x0000000000400000-0x000000000209D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads