gcleaner | 0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1

Analysis

max time kernel
248s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
03/06/2024, 05:03

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General

Target
0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe
Size 335KB
Sample240603-fpscasdf45
SHA256 0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1
MD5 71b4b8b4427ad962eecb2e839d3a40e6
SHA1 dfb801aa519af876ec8ecefc927b8ece1be51825
SHA512 64263207cd8edd998526ad1e9cd62d3111de87218414678c8598ddf939e738c4d91915fe57e34c35efe3b22e2f6a3e52a2525f7af67c524dd93e716b5dae8c45
SSDEEP 6144:xLbHVZf8htNWs5WUcF7wbBmvGhMwlJZtkusTm0j:xn1ZEbF1dhnPZ/sS0
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90
185.172.128.69

Attributes

url_path
/advdlc.php

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 8 IoCs

pid	pid_target	Process	procid_target
3564	2364	WerFault.exe	71
868	2364	WerFault.exe	71
4232	2364	WerFault.exe	71
3108	2364	WerFault.exe	71
4620	2364	WerFault.exe	71
5060	2364	WerFault.exe	71
4528	2364	WerFault.exe	71
916	2364	WerFault.exe	71

Kills process with taskkill 1 IoCs

evasion

pid	Process
2412	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 3196	2364	0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe	81
PID 2364 wrote to memory of 3196	2364	0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe	81
PID 2364 wrote to memory of 3196	2364	0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe	81
PID 3196 wrote to memory of 2412	3196	cmd.exe	83
PID 3196 wrote to memory of 2412	3196	cmd.exe	83
PID 3196 wrote to memory of 2412	3196	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe
"C:\Users\Admin\AppData\Local\Temp\0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 764
  2⤵
  - Program crash
  PID:3564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 776
  2⤵
  - Program crash
  PID:868
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 844
  2⤵
  - Program crash
  PID:4232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 948
  2⤵
  - Program crash
  PID:3108
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 824
  2⤵
  - Program crash
  PID:4620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 1116
  2⤵
  - Program crash
  PID:5060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 1140
  2⤵
  - Program crash
  PID:4528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 1280
  2⤵
  - Program crash
  PID:916
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3196
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "0485227fd8de950e4849ce25663b407514667d44144bc93a3d824653954a10b1.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2412

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

advdlc[1].htm

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Q7BUKSPQ\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

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memory/2364-1-0x0000000001C30000-0x0000000001D30000-memory.dmp

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memory/2364-2-0x0000000001D30000-0x0000000001D5D000-memory.dmp

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memory/2364-3-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/2364-8-0x0000000000400000-0x0000000001BCE000-memory.dmp

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memory/2364-11-0x0000000001C30000-0x0000000001D30000-memory.dmp

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memory/2364-14-0x0000000001D30000-0x0000000001D5D000-memory.dmp

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memory/2364-16-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/2364-23-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/2364-22-0x0000000000400000-0x0000000001BCE000-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