gcleaner | 08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098

General

Target

08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
Size

277KB
MD5

39c9ac76013c43e4d824f46780853fef
SHA1

254741f6975cb20e98e212bb9c7b4c8c70bb9241
SHA256

08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098
SHA512

ff3ab1f1c693aa1f11f6732292225bf00a5dacf89c73d58ba44c164d7443bf106a077ca74bc3816504a3896e343097194e9bdf65b367854e8d1a3b8d99fcb852
SSDEEP

3072:FuzgfDO5OQCAoDeJbB+OEll5+t5an/RJarFiBmqCx6lIylW0TTudOJ/vNU4O7ufO:jfD6CbqJlAz/Ragkhx6l44aIRNxvf

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

Processes:

08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe

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

System Information Discovery
T1082

Program crash 11 IoCs

Processes:

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

pid	pid_target	process	target process
4612	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
3224	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
4464	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
2380	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
1844	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
4936	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
1484	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
4560	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
4516	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
2364	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
3252	220	WerFault.exe	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2368 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2368 taskkill.exe

pid	process
2368	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2368	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.execmd.exe

description	pid	process	target process
PID 220 wrote to memory of 3004	220	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe	cmd.exe
PID 220 wrote to memory of 3004	220	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe	cmd.exe
PID 220 wrote to memory of 3004	220	08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe	cmd.exe
PID 3004 wrote to memory of 2368	3004	cmd.exe	taskkill.exe
PID 3004 wrote to memory of 2368	3004	cmd.exe	taskkill.exe
PID 3004 wrote to memory of 2368	3004	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe
"C:\Users\Admin\AppData\Local\Temp\08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:220
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 456
  2⤵
  - Program crash
  PID:4612
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 504
  2⤵
  - Program crash
  PID:3224
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 756
  2⤵
  - Program crash
  PID:4464
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 788
  2⤵
  - Program crash
  PID:2380
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 788
  2⤵
  - Program crash
  PID:1844
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 800
  2⤵
  - Program crash
  PID:4936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 912
  2⤵
  - Program crash
  PID:1484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 988
  2⤵
  - Program crash
  PID:4560
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 1044
  2⤵
  - Program crash
  PID:4516
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 976
  2⤵
  - Program crash
  PID:2364
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "08685f1c124422454dc52cad0d42b68109bd1c4d9c4f56ce67ed1959b4358098.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2368
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 1312
  2⤵
  - Program crash
  PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 220 -ip 220
1⤵
PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 220 -ip 220
1⤵
PID:3216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 220 -ip 220
1⤵
PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 220 -ip 220
1⤵
PID:876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 220 -ip 220
1⤵
PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 220 -ip 220
1⤵
PID:1552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 220 -ip 220
1⤵
PID:3908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 220 -ip 220
1⤵
PID:2684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 220 -ip 220
1⤵
PID:2160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 220 -ip 220
1⤵
PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 220 -ip 220
1⤵
PID:3016

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

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Downloads

memory/220-2-0x0000000002E00000-0x0000000002E3C000-memory.dmp

Filesize
240KB

Download
memory/220-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/220-1-0x0000000002F70000-0x0000000003070000-memory.dmp

Filesize
1024KB

Download
memory/220-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/220-6-0x0000000000400000-0x0000000002CA4000-memory.dmp

Filesize
40.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads