gcleaner | 0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97

General

Target

0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe
Size

291KB
MD5

626ea419b77ac93450f54c5214bca2d9
SHA1

b2b29599042ef12d15fff5b9f64c2a3511bdee8d
SHA256

0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97
SHA512

dfc0ac10237b11e11f3bbfe1f45730e3cb5e20d3a473d3aaf098ea19650cfdade305177eb8fd5a4005d1e375d40c028b058abf8900209ebbc320445aaf8963c8
SSDEEP

6144:jdZ7DxHFJcxg2uBN/ctTIoAneoFKgmuzTYnT:ZxxXcxTuD/cye0KgpU

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 11 IoCs

pid	pid_target	Process	procid_target
1476	3436	WerFault.exe	81
2204	3436	WerFault.exe	81
3152	3436	WerFault.exe	81
4544	3436	WerFault.exe	81
1964	3436	WerFault.exe	81
4492	3436	WerFault.exe	81
1952	3436	WerFault.exe	81
4788	3436	WerFault.exe	81
3512	3436	WerFault.exe	81
4044	3436	WerFault.exe	81
5080	3436	WerFault.exe	81

Kills process with taskkill 1 IoCs

evasion

pid	Process
1664	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1664	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 2128	3436	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	114
PID 3436 wrote to memory of 2128	3436	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	114
PID 3436 wrote to memory of 2128	3436	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	114
PID 2128 wrote to memory of 1664	2128	cmd.exe	118
PID 2128 wrote to memory of 1664	2128	cmd.exe	118
PID 2128 wrote to memory of 1664	2128	cmd.exe	118

C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe
"C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 456
  2⤵
  - Program crash
  PID:1476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 480
  2⤵
  - Program crash
  PID:2204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 748
  2⤵
  - Program crash
  PID:3152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 756
  2⤵
  - Program crash
  PID:4544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 756
  2⤵
  - Program crash
  PID:1964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 844
  2⤵
  - Program crash
  PID:4492
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 900
  2⤵
  - Program crash
  PID:1952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 988
  2⤵
  - Program crash
  PID:4788
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 1000
  2⤵
  - Program crash
  PID:3512
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 1372
  2⤵
  - Program crash
  PID:4044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 1384
  2⤵
  - Program crash
  PID:5080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3436 -ip 3436
1⤵
PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3436 -ip 3436
1⤵
PID:4004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3436 -ip 3436
1⤵
PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3436 -ip 3436
1⤵
PID:1496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3436 -ip 3436
1⤵
PID:3764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3436 -ip 3436
1⤵
PID:4796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3436 -ip 3436
1⤵
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3436 -ip 3436
1⤵
PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3436 -ip 3436
1⤵
PID:2620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3436 -ip 3436
1⤵
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3436 -ip 3436
1⤵
PID:212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3436-1-0x0000000002D00000-0x0000000002E00000-memory.dmp

Filesize
1024KB

Download
memory/3436-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3436-2-0x00000000048B0000-0x00000000048EC000-memory.dmp

Filesize
240KB

Download
memory/3436-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3436-6-0x0000000000400000-0x0000000002CA7000-memory.dmp

Filesize
40.7MB

Download

Analysis

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