gcleaner | 1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7

General

Target

1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
Size

326KB
MD5

24d108c845e828d6003114f825874d82
SHA1

d11605c79cfd0b4c75e2cf9906a437c10c34af95
SHA256

1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7
SHA512

ce4dadc5219e309ace067d0bea88f088bb445d585d0f18711108de8b800ca4949bd17d1cc16eb0f8ae3fab689133d2d1b5883b36ae49ac1f2dfc16052806fa2e
SSDEEP

3072:x454O4ar7l36mjhjbgh3bAC6UVQSrXskLjjiOJd5YexBy:x0l93djSh3bACFVQpkdCexB

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

185.172.128.69

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:

1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe

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

System Information Discovery
T1082

Program crash 9 IoCs

Processes:

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

pid	pid_target	process	target process
2612	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
4836	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
2168	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
764	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
4396	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
4656	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
4952	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
1300	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
1992	1780	WerFault.exe	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2688 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2688 taskkill.exe

pid	process
2688	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2688	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.execmd.exe

description	pid	process	target process
PID 1780 wrote to memory of 3472	1780	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe	cmd.exe
PID 1780 wrote to memory of 3472	1780	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe	cmd.exe
PID 1780 wrote to memory of 3472	1780	1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe	cmd.exe
PID 3472 wrote to memory of 2688	3472	cmd.exe	taskkill.exe
PID 3472 wrote to memory of 2688	3472	cmd.exe	taskkill.exe
PID 3472 wrote to memory of 2688	3472	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe
"C:\Users\Admin\AppData\Local\Temp\1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 740
2⤵
- Program crash
PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 748
2⤵
- Program crash
PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 748
2⤵
- Program crash
PID:2168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 772
2⤵
- Program crash
PID:764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 788
2⤵
- Program crash
PID:4396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 1000
2⤵
- Program crash
PID:4656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 1076
2⤵
- Program crash
PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 1356
2⤵
- Program crash
PID:1300

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3472

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "1d8d71d53d519ba92d7b6b8258c9633c119680b1c5c3c95a79038a28741589c7.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 1344
2⤵
- Program crash
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1780 -ip 1780
1⤵
PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1780 -ip 1780
1⤵
PID:4000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1780 -ip 1780
1⤵
PID:2116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1780 -ip 1780
1⤵
PID:4332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1780 -ip 1780
1⤵
PID:3740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1780 -ip 1780
1⤵
PID:1616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1780 -ip 1780
1⤵
PID:4752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1780 -ip 1780
1⤵
PID:1252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 1780 -ip 1780
1⤵
PID:2908

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/1780-1-0x00000000026E0000-0x00000000027E0000-memory.dmp

Filesize
1024KB

Download
memory/1780-2-0x00000000024C0000-0x00000000024ED000-memory.dmp

Filesize
180KB

Download
memory/1780-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1780-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1780-5-0x0000000000400000-0x000000000236E000-memory.dmp

Filesize
31.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads