gcleaner | f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a

General

Target

f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
Size

354KB
MD5

ef2345be77474035a2748dabebfc6caa
SHA1

7ba6d8c6d41bed3df84b8ec5b0e59f3dd95c4616
SHA256

f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a
SHA512

d2cdb03451fdcb1dc212c8edf5e64715c40a031596ae9c447207b618336016af3956276095c957209edeb68705928d469b5b089ac8af12f28ca0ec63b4e843f5
SSDEEP

3072:+jAf+TggpGgMZlkm1kHD+kF5XW3cNs9ZpatssPWlJ12nW4vp8+/qh2EQIm31Ig9a:Igge4+jM6OSv4R/yDIFh97hECc

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

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

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:

f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe

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

System Information Discovery
T1082

Program crash 7 IoCs

Processes:

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

pid	pid_target	process	target process
1548	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
5036	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
4408	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
976	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
1916	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
4608	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
1460	1976	WerFault.exe	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2976 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2976 taskkill.exe

pid	process
2976	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2976	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.execmd.exe

description	pid	process	target process
PID 1976 wrote to memory of 4444	1976	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe	cmd.exe
PID 1976 wrote to memory of 4444	1976	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe	cmd.exe
PID 1976 wrote to memory of 4444	1976	f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe	cmd.exe
PID 4444 wrote to memory of 2976	4444	cmd.exe	taskkill.exe
PID 4444 wrote to memory of 2976	4444	cmd.exe	taskkill.exe
PID 4444 wrote to memory of 2976	4444	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe
"C:\Users\Admin\AppData\Local\Temp\f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 744
2⤵
- Program crash
PID:1548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 744
2⤵
- Program crash
PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 744
2⤵
- Program crash
PID:4408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 836
2⤵
- Program crash
PID:976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 908
2⤵
- Program crash
PID:1916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 912
2⤵
- Program crash
PID:4608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 1336
2⤵
- Program crash
PID:1460

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "f49d26936ed768ecf34fa35d06105bc1dcce42c07ee65100674bfd99fcdfa34a.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1976 -ip 1976
1⤵
PID:1424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1976 -ip 1976
1⤵
PID:1768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1976 -ip 1976
1⤵
PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1976 -ip 1976
1⤵
PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1976 -ip 1976
1⤵
PID:1076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1976 -ip 1976
1⤵
PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1976 -ip 1976
1⤵
PID:2860

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/1976-1-0x0000000004180000-0x0000000004280000-memory.dmp

Filesize
1024KB

Download
memory/1976-2-0x00000000043C0000-0x00000000043ED000-memory.dmp

Filesize
180KB

Download
memory/1976-4-0x0000000000400000-0x000000000404B000-memory.dmp

Filesize
60.3MB

Download
memory/1976-5-0x00000000043C0000-0x00000000043ED000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads