gcleaner | 969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341

General

Target
969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe
Size 237KB
Sample240709-tapjra1dlj
SHA256 969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341
MD5 ce03562e7800be9fba4cf2ad2162b109
SHA1 da745b9ad7689cecb3b5717706b3dfbb89921041
SHA512 7a6e8293f894b2e7422f6d392230ef9e14633d1c5dbd2371a2429bfb77e8bab40b85cd38b3aaaf422bc31db70674dd978c3ce8c72c56368b39031b9151e5e40e
SSDEEP 6144:GPnOoVgPeCR2mi6VQLit7bXxL+UJp8NB:GPOACRfVQ2v+Uw
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
1028	1672	WerFault.exe	77
668	1672	WerFault.exe	77
4840	1672	WerFault.exe	77
3060	1672	WerFault.exe	77
1684	1672	WerFault.exe	77
2808	1672	WerFault.exe	77
2120	1672	WerFault.exe	77
1400	1672	WerFault.exe	77

Kills process with taskkill 1 IoCs

evasion

pid	Process
2916	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1632	1672	969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe	95
PID 1672 wrote to memory of 1632	1672	969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe	95
PID 1672 wrote to memory of 1632	1672	969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe	95
PID 1632 wrote to memory of 2916	1632	cmd.exe	99
PID 1632 wrote to memory of 2916	1632	cmd.exe	99
PID 1632 wrote to memory of 2916	1632	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe
"C:\Users\Admin\AppData\Local\Temp\969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 776
  2⤵
  - Program crash
  PID:1028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 816
  2⤵
  - Program crash
  PID:668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 776
  2⤵
  - Program crash
  PID:4840
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 872
  2⤵
  - Program crash
  PID:3060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 952
  2⤵
  - Program crash
  PID:1684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 1060
  2⤵
  - Program crash
  PID:2808
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 1432
  2⤵
  - Program crash
  PID:2120
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "969cccf9c2824bd337ce2f00829518d57d30434938f8391319283d651a115341.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 1460
  2⤵
  - Program crash
  PID:1400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1672 -ip 1672
1⤵
PID:3624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1672 -ip 1672
1⤵
PID:1640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1672 -ip 1672
1⤵
PID:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1672 -ip 1672
1⤵
PID:4288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1672 -ip 1672
1⤵
PID:1460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1672 -ip 1672
1⤵
PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1672 -ip 1672
1⤵
PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1672 -ip 1672
1⤵
PID:1356

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

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Downloads

advdlc[1].htm

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Q58SX0VB\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

Submit Download

memory/1672-1-0x0000000002AD0000-0x0000000002BD0000-memory.dmp

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memory/1672-2-0x0000000004670000-0x000000000469D000-memory.dmp

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memory/1672-3-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1672-8-0x0000000000400000-0x0000000002823000-memory.dmp

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memory/1672-14-0x0000000002AD0000-0x0000000002BD0000-memory.dmp

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memory/1672-15-0x0000000004670000-0x000000000469D000-memory.dmp

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memory/1672-17-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1672-23-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1672-22-0x0000000000400000-0x0000000002823000-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