gcleaner | 0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b

General

Target

0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
Size

274KB
MD5

fc9d6c44a166ea2f7f93de619b904481
SHA1

e47a116cf55e7f3dbb141f0dc4b6c75875fec38a
SHA256

0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b
SHA512

4a60cc0a48f6ec442e6244d9b1a488b6644e250f726631dab286470eee80ccc5f86296abcbacdda233d4f7dbc24973fd8e1476ad302dba21c2302bc9c8a72cf2
SSDEEP

6144:QgnrhUFa2TGI5Z6p+F8duWDHoGjiXECnrSenXJ0v:Qgnr/2TGI5Z6pjEWSBneen5u

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

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:

0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe

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

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
1832	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
3160	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
4468	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
4660	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
1884	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
4220	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
1652	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
1908	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
4268	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
3612	1452	WerFault.exe	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

taskmgr.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2704 taskkill.exe

pid	process
2704	taskkill.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

taskmgr.exe

pid	process
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

taskkill.exetaskmgr.exe

description	pid	process
Token: SeDebugPrivilege	2704	taskkill.exe
Token: SeDebugPrivilege	3008	taskmgr.exe
Token: SeSystemProfilePrivilege	3008	taskmgr.exe
Token: SeCreateGlobalPrivilege	3008	taskmgr.exe
Token: 33	3008	taskmgr.exe
Token: SeIncBasePriorityPrivilege	3008	taskmgr.exe

Suspicious use of FindShellTrayWindow 37 IoCs

Processes:

taskmgr.exe

pid	process
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe

Suspicious use of SendNotifyMessage 37 IoCs

Processes:

taskmgr.exe

pid	process
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe
3008	taskmgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.execmd.exe

description	pid	process	target process
PID 1452 wrote to memory of 4824	1452	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe	cmd.exe
PID 1452 wrote to memory of 4824	1452	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe	cmd.exe
PID 1452 wrote to memory of 4824	1452	0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe	cmd.exe
PID 4824 wrote to memory of 2704	4824	cmd.exe	taskkill.exe
PID 4824 wrote to memory of 2704	4824	cmd.exe	taskkill.exe
PID 4824 wrote to memory of 2704	4824	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe
"C:\Users\Admin\AppData\Local\Temp\0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 452
2⤵
- Program crash
PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 764
2⤵
- Program crash
PID:3160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 804
2⤵
- Program crash
PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 804
2⤵
- Program crash
PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 856
2⤵
- Program crash
PID:1884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 928
2⤵
- Program crash
PID:4220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1004
2⤵
- Program crash
PID:1652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1036
2⤵
- Program crash
PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1364
2⤵
- Program crash
PID:4268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4824

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "0bae28922ad0fc2e5d92b6bf45fd23efb20c2639fafef7bcb0e12b642e2a9f5b.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1488
2⤵
- Program crash
PID:3612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1452 -ip 1452
1⤵
PID:3844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1452 -ip 1452
1⤵
PID:4148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1452 -ip 1452
1⤵
PID:852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1452 -ip 1452
1⤵
PID:1712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1452 -ip 1452
1⤵
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1452 -ip 1452
1⤵
PID:5108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1452 -ip 1452
1⤵
PID:2264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1452 -ip 1452
1⤵
PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1452 -ip 1452
1⤵
PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1452 -ip 1452
1⤵
PID:1552

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /7
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1452-134-0x00000000022E0000-0x0000000002320000-memory.dmp

Filesize
256KB

Download
memory/1452-135-0x0000000000400000-0x0000000000588000-memory.dmp

Filesize
1.5MB

Download
memory/1452-137-0x00000000022E0000-0x0000000002320000-memory.dmp

Filesize
256KB

Download
memory/1452-138-0x0000000000400000-0x0000000000588000-memory.dmp

Filesize
1.5MB

Download
memory/3008-139-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-140-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-141-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-145-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-146-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-147-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-150-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-149-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-148-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download
memory/3008-151-0x000001982B9C0000-0x000001982B9C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads