gcleaner | eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75

General

Target

eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
Size

320KB
MD5

e0f391b8560a0880645fcc6ce8f4f5e7
SHA1

b050b1818bfa4e209a12bc2725807afcce24ae3a
SHA256

eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75
SHA512

ac5ebd7029d068fc3cde77c9898b6b39b61a03bf9ce410d1ac9509cae3313b64d9488f907445479719f772d9bb867a5a78f10600307c32ec86347b36348be01f
SSDEEP

6144:7RRzXLkZnV2cBIu/fJZjDo/4zVGnrBlS2V6S967LWT:7RJgZnV1BIu/fJZno/5nqHla

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:

eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe

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

System Information Discovery
T1082

Program crash 10 IoCs

Processes:

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

pid	pid_target	process	target process
1776	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
456	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
2876	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
4264	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
832	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
60	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
224	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
2372	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
1864	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
2512	4120	WerFault.exe	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4852 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4852 taskkill.exe

pid	process
4852	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4852	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.execmd.exe

description	pid	process	target process
PID 4120 wrote to memory of 4580	4120	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe	cmd.exe
PID 4120 wrote to memory of 4580	4120	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe	cmd.exe
PID 4120 wrote to memory of 4580	4120	eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe	cmd.exe
PID 4580 wrote to memory of 4852	4580	cmd.exe	taskkill.exe
PID 4580 wrote to memory of 4852	4580	cmd.exe	taskkill.exe
PID 4580 wrote to memory of 4852	4580	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe
"C:\Users\Admin\AppData\Local\Temp\eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 252
2⤵
- Program crash
PID:1776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 488
2⤵
- Program crash
PID:456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 748
2⤵
- Program crash
PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 792
2⤵
- Program crash
PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 832
2⤵
- Program crash
PID:832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 784
2⤵
- Program crash
PID:60

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 912
2⤵
- Program crash
PID:224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 988
2⤵
- Program crash
PID:2372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 912
2⤵
- Program crash
PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 1340
2⤵
- Program crash
PID:2512

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4580

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "eb9eccbaa77e09300d88b6b48b50a7d07220db8d298903f1485d1d81b8000c75.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4120 -ip 4120
1⤵
PID:4200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4120 -ip 4120
1⤵
PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4120 -ip 4120
1⤵
PID:3192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4120 -ip 4120
1⤵
PID:1732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4120 -ip 4120
1⤵
PID:2480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4120 -ip 4120
1⤵
PID:3732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4120 -ip 4120
1⤵
PID:764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4120 -ip 4120
1⤵
PID:3832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4120 -ip 4120
1⤵
PID:1692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4120 -ip 4120
1⤵
PID:4932

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/4120-2-0x0000000002E10000-0x0000000002E4C000-memory.dmp

Filesize
240KB

Download
memory/4120-1-0x0000000002E80000-0x0000000002F80000-memory.dmp

Filesize
1024KB

Download
memory/4120-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4120-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4120-6-0x0000000000400000-0x0000000002CAE000-memory.dmp

Filesize
40.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads