gcleaner | 1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08

General

Target
1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe
Size 312KB
Sample240713-gr8mqs1cmc
SHA256 1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08
MD5 c8aaa3cc52dfb2f7a764d1108942889a
SHA1 029a0259195209ca22275f76f6d483064aab9bdb
SHA512 0686c3aff455b7ba0c56e3eb179d0223c64e7fb9892873ac0751c76d284ec2fe58889837c0d872ec04c37da072578c5e95b6b25e962fb3a8ec2ff56178939494
SSDEEP 3072:gklZuXxfUBnFL8HkcL9bbdjQZRh8pF63ZSir38Uryj7X53:gOuXxrEC9bZch8YrKX5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

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
3704	4224	WerFault.exe	81
1892	4224	WerFault.exe	81
1320	4224	WerFault.exe	81
4484	4224	WerFault.exe	81
3152	4224	WerFault.exe	81
5064	4224	WerFault.exe	81
3912	4224	WerFault.exe	81
4580	4224	WerFault.exe	81

Kills process with taskkill 1 IoCs

evasion

pid	Process
4396	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4396	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4224 wrote to memory of 4164	4224	1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe	98
PID 4224 wrote to memory of 4164	4224	1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe	98
PID 4224 wrote to memory of 4164	4224	1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe	98
PID 4164 wrote to memory of 4396	4164	cmd.exe	101
PID 4164 wrote to memory of 4396	4164	cmd.exe	101
PID 4164 wrote to memory of 4396	4164	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe
"C:\Users\Admin\AppData\Local\Temp\1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4224
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 772
  2⤵
  - Program crash
  PID:3704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 780
  2⤵
  - Program crash
  PID:1892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 812
  2⤵
  - Program crash
  PID:1320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 844
  2⤵
  - Program crash
  PID:4484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 952
  2⤵
  - Program crash
  PID:3152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 1060
  2⤵
  - Program crash
  PID:5064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 1524
  2⤵
  - Program crash
  PID:3912
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4164
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "1790346741deb913cdae78cc9e083784d4e5022fb84b0cc3932b63650d9c1c08.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 1552
  2⤵
  - Program crash
  PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4224 -ip 4224
1⤵
PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4224 -ip 4224
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4224 -ip 4224
1⤵
PID:992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4224 -ip 4224
1⤵
PID:2464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 4224 -ip 4224
1⤵
PID:4256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4224 -ip 4224
1⤵
PID:1860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4224 -ip 4224
1⤵
PID:4540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4224 -ip 4224
1⤵
PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

advdlc[1].htm

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\40TUM331\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

Submit Download

memory/4224-1-0x00007FFE30420000-0x00007FFE30629000-memory.dmp

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memory/4224-6-0x0000000000400000-0x0000000002095000-memory.dmp

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memory/4224-9-0x00007FFE30420000-0x00007FFE30629000-memory.dmp

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memory/4224-19-0x00007FFE30420000-0x00007FFE30629000-memory.dmp

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memory/4224-18-0x0000000000400000-0x0000000002095000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads