gcleaner | 996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63

General

Target

996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
Size

277KB
MD5

bbe847ee6b9f10a8535e96e7379c0652
SHA1

38792a4763b1c67204dce0e60765ab67be255a77
SHA256

996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63
SHA512

509354f785e58c0d431975ad9f5ce33e6713e41b82b7cd2b86ad3623815dc04d0ceb749ee274a8144ef83189839ec52508780f4fcc70f5f75a53854941c02bc0
SSDEEP

6144:fL9Y+7mqLUplHPn4m5h+HJ/Exb82WwwKEo2VH:fL9YmmqIpxPnB5hMuXWwh1

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:

996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.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
4100	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
364	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
4548	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
4544	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
5004	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
3492	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
692	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
436	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
3936	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
4224	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
1752	3032	WerFault.exe	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4596 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4596 taskkill.exe

pid	process
4596	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4596	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.execmd.exe

description	pid	process	target process
PID 3032 wrote to memory of 3144	3032	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe	cmd.exe
PID 3032 wrote to memory of 3144	3032	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe	cmd.exe
PID 3032 wrote to memory of 3144	3032	996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe	cmd.exe
PID 3144 wrote to memory of 4596	3144	cmd.exe	taskkill.exe
PID 3144 wrote to memory of 4596	3144	cmd.exe	taskkill.exe
PID 3144 wrote to memory of 4596	3144	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe
"C:\Users\Admin\AppData\Local\Temp\996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 452
2⤵
- Program crash
PID:4100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 480
2⤵
- Program crash
PID:364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 748
2⤵
- Program crash
PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 768
2⤵
- Program crash
PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 768
2⤵
- Program crash
PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 840
2⤵
- Program crash
PID:3492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 916
2⤵
- Program crash
PID:692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1008
2⤵
- Program crash
PID:436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1032
2⤵
- Program crash
PID:3936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1356
2⤵
- Program crash
PID:4224

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3144

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "996bf8bc73580103633f30ffd261ad1ecd711977982879a62be614f362e7ea63.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 1292
2⤵
- Program crash
PID:1752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3032 -ip 3032
1⤵
PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3032 -ip 3032
1⤵
PID:2912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3032 -ip 3032
1⤵
PID:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3032 -ip 3032
1⤵
PID:2108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3032 -ip 3032
1⤵
PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3032 -ip 3032
1⤵
PID:400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3032 -ip 3032
1⤵
PID:4684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3032 -ip 3032
1⤵
PID:4532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3032 -ip 3032
1⤵
PID:2232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3032 -ip 3032
1⤵
PID:3024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3032 -ip 3032
1⤵
PID:3660

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/3032-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3032-2-0x0000000002E00000-0x0000000002E3C000-memory.dmp

Filesize
240KB

Download
memory/3032-1-0x0000000002F90000-0x0000000003090000-memory.dmp

Filesize
1024KB

Download
memory/3032-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3032-6-0x0000000000400000-0x0000000002CA4000-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