gcleaner | d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2

Analysis

max time kernel
91s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
27-04-2024 03:42

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General

Target

d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe
Size

276KB
MD5

56ee7e1d729fcac5f4a6776831501b77
SHA1

d671ff80cf1ad302e2feda4321d0c4faa86beb0b
SHA256

d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2
SHA512

9732ffd1c902e5035561e2b7207bea4e240059fc4274e5584d4a058180de42c12c8422cdacf82ea995cfdd54ca31274dda6ecf3b2bb37a50b8d6b7358ca522e9
SSDEEP

3072:GlYtl7mQJEvO3zu9KXfLamd1FmpyjoNc/FvnPBjqKRmd37mbN5THN562:7lqwEvO3y9KXf1jEcVn5qNsTHK

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

pid	pid_target	Process	procid_target
2920	2036	WerFault.exe	77
1412	2036	WerFault.exe	77
984	2036	WerFault.exe	77
1580	2036	WerFault.exe	77
612	2036	WerFault.exe	77
3944	2036	WerFault.exe	77
4636	2036	WerFault.exe	77
5084	2036	WerFault.exe	77

Kills process with taskkill 1 IoCs

evasion

pid	Process
2364	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1876	2036	d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe	93
PID 2036 wrote to memory of 1876	2036	d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe	93
PID 2036 wrote to memory of 1876	2036	d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe	93
PID 1876 wrote to memory of 2364	1876	cmd.exe	96
PID 1876 wrote to memory of 2364	1876	cmd.exe	96
PID 1876 wrote to memory of 2364	1876	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe
"C:\Users\Admin\AppData\Local\Temp\d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 772
  2⤵
  - Program crash
  PID:2920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 792
  2⤵
  - Program crash
  PID:1412
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 792
  2⤵
  - Program crash
  PID:984
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 844
  2⤵
  - Program crash
  PID:1580
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 980
  2⤵
  - Program crash
  PID:612
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1060
  2⤵
  - Program crash
  PID:3944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1440
  2⤵
  - Program crash
  PID:4636
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "d28894cf86125435c4de1a67a63673fe506380dd3cbd32974a5d62dac1fa96b2.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2364
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1396
  2⤵
  - Program crash
  PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2036 -ip 2036
1⤵
PID:3840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2036 -ip 2036
1⤵
PID:972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2036 -ip 2036
1⤵
PID:1464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2036 -ip 2036
1⤵
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2036 -ip 2036
1⤵
PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2036 -ip 2036
1⤵
PID:4072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2036 -ip 2036
1⤵
PID:2152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2036 -ip 2036
1⤵
PID:4324

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/2036-2-0x0000000003090000-0x00000000030BD000-memory.dmp

Filesize
180KB

Download
memory/2036-1-0x0000000002C40000-0x0000000002D40000-memory.dmp

Filesize
1024KB

Download
memory/2036-3-0x0000000000400000-0x0000000002B03000-memory.dmp

Filesize
39.0MB

Download
memory/2036-6-0x0000000000400000-0x0000000002B03000-memory.dmp

Filesize
39.0MB

Download