gcleaner | de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03

General

Target

de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
Size

267KB
MD5

b4083eecf5e10cf9fca51af2207fe512
SHA1

6344052f3e59e83da44adc2546dd0a102655d9fe
SHA256

de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03
SHA512

8fff262307891b31460044dec1c44d5a8fd62846a70063ec01c1a5ec5bd654bcc1a8b7c66644cc87e929ed0def377d0bcf736d7d50d985b629c8077343317202
SSDEEP

3072:D+XdB/Z0gKFFILw6To75ScUga3BQ0H53nrCr5bxBxiiQJCm5Rq2tl4l/:uHX3wR5mx53nrCvi0boW

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:

de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.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
4272	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
1484	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
5708	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
5640	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
2820	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
5684	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
1460	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
2600	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
5004	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
5636	4728	WerFault.exe	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

5756 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 5756 taskkill.exe

pid	process
5756	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	5756	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.execmd.exe

description	pid	process	target process
PID 4728 wrote to memory of 5888	4728	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe	cmd.exe
PID 4728 wrote to memory of 5888	4728	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe	cmd.exe
PID 4728 wrote to memory of 5888	4728	de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe	cmd.exe
PID 5888 wrote to memory of 5756	5888	cmd.exe	taskkill.exe
PID 5888 wrote to memory of 5756	5888	cmd.exe	taskkill.exe
PID 5888 wrote to memory of 5756	5888	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe
"C:\Users\Admin\AppData\Local\Temp\de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 452
2⤵
- Program crash
PID:4272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 764
2⤵
- Program crash
PID:1484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 804
2⤵
- Program crash
PID:5708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 804
2⤵
- Program crash
PID:5640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 780
2⤵
- Program crash
PID:2820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 928
2⤵
- Program crash
PID:5684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 928
2⤵
- Program crash
PID:1460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 1072
2⤵
- Program crash
PID:2600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 1348
2⤵
- Program crash
PID:5004

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:5888

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "de801c8a6902f57ca4e5f701ab649921a5df663388444751a4c6bcf458dd0c03.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 1396
2⤵
- Program crash
PID:5636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4728 -ip 4728
1⤵
PID:2424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4728 -ip 4728
1⤵
PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4728 -ip 4728
1⤵
PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4728 -ip 4728
1⤵
PID:2764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4728 -ip 4728
1⤵
PID:5980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4728 -ip 4728
1⤵
PID:5544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4728 -ip 4728
1⤵
PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4728 -ip 4728
1⤵
PID:1952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4728 -ip 4728
1⤵
PID:4240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4728 -ip 4728
1⤵
PID:184

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/4728-1-0x0000000002700000-0x0000000002800000-memory.dmp

Filesize
1024KB

Download
memory/4728-2-0x00000000024B0000-0x00000000024EC000-memory.dmp

Filesize
240KB

Download
memory/4728-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4728-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4728-7-0x00000000024B0000-0x00000000024EC000-memory.dmp

Filesize
240KB

Download
memory/4728-6-0x0000000000400000-0x000000000235F000-memory.dmp

Filesize
31.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads