gcleaner | 7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251

Analysis

max time kernel
194s
max time network
256s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
24-05-2024 00:22

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General

Target

7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
Size

246KB
MD5

71bbbf7e1fa34c7f313db5ad0f016ac8
SHA1

5cf341395a8c9bfcb1a524357cc7efcacda850b0
SHA256

7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251
SHA512

55466b4854e1dd513726d60ba488d06b01e0f4e275f6cd761be4c753c8e3e217ca20f4dba768c8184bf70812b063d4ce2b6ed7fa04caa8c52620b5a78fe5cfbe
SSDEEP

3072:g85SOH34zX/rIvoyAUPMbksFhFDRGYGhnsnCQNZSNWWzEbmb5TwPq/:gGSZzI5A2Mb5FFAOnrZT5m5W

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.65.64

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

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
960	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
2812	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
3188	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
648	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
1592	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
3168	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
216	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
644	4924	WerFault.exe	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3344 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3344 taskkill.exe

pid	process
3344	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3344	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.execmd.exe

description	pid	process	target process
PID 4924 wrote to memory of 1876	4924	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe	cmd.exe
PID 4924 wrote to memory of 1876	4924	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe	cmd.exe
PID 4924 wrote to memory of 1876	4924	7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe	cmd.exe
PID 1876 wrote to memory of 3344	1876	cmd.exe	taskkill.exe
PID 1876 wrote to memory of 3344	1876	cmd.exe	taskkill.exe
PID 1876 wrote to memory of 3344	1876	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe
"C:\Users\Admin\AppData\Local\Temp\7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4924
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 760
  2⤵
  - Program crash
  PID:960
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 764
  2⤵
  - Program crash
  PID:2812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 840
  2⤵
  - Program crash
  PID:3188
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 948
  2⤵
  - Program crash
  PID:648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 968
  2⤵
  - Program crash
  PID:1592
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 1092
  2⤵
  - Program crash
  PID:3168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 1124
  2⤵
  - Program crash
  PID:216
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 1264
  2⤵
  - Program crash
  PID:644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "7d8f10814905a8a2c32827c1dadc78206d8568359c3a712ccdfc63db47dba251.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3344

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

Replay Monitor

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Downloads

memory/4924-2-0x0000000002860000-0x000000000288D000-memory.dmp

Filesize
180KB

Download
memory/4924-1-0x0000000002A70000-0x0000000002B70000-memory.dmp

Filesize
1024KB

Download
memory/4924-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4924-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4924-6-0x0000000002860000-0x000000000288D000-memory.dmp

Filesize
180KB

Download
memory/4924-5-0x0000000000400000-0x000000000272A000-memory.dmp

Filesize
35.2MB

Download