gcleaner | 2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00

General

Target

2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
Size

366KB
MD5

aa7e933ee48e373d14e549c9fef4f674
SHA1

34836b695a53627366f750fff61670b4e4cfbb5b
SHA256

2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00
SHA512

25dd3ac08fa8f02d2527e2a6e89f92fc79a3d27310231078acd32a0406d7db87fc91c689abf3615fc698c37b8ee7a5a1951a84297e6bfacaf1c6ba5281f473a0
SSDEEP

6144:cZuEzkdQmLMa5a7s8+JWGxBU6J0eo+5PEVR2NQaHB:guEzkdQmR5a7sFJW4b08R6Rkd

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:

2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.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
4008	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
1368	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
4840	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
4444	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
4092	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
1964	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
5064	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
5112	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
4264	3040	WerFault.exe	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2800 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2800 taskkill.exe

pid	process
2800	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2800	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.execmd.exe

description	pid	process	target process
PID 3040 wrote to memory of 4888	3040	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe	cmd.exe
PID 3040 wrote to memory of 4888	3040	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe	cmd.exe
PID 3040 wrote to memory of 4888	3040	2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe	cmd.exe
PID 4888 wrote to memory of 2800	4888	cmd.exe	taskkill.exe
PID 4888 wrote to memory of 2800	4888	cmd.exe	taskkill.exe
PID 4888 wrote to memory of 2800	4888	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe
"C:\Users\Admin\AppData\Local\Temp\2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 444
2⤵
- Program crash
PID:4008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 764
2⤵
- Program crash
PID:1368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 788
2⤵
- Program crash
PID:4840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 828
2⤵
- Program crash
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 836
2⤵
- Program crash
PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 928
2⤵
- Program crash
PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 1004
2⤵
- Program crash
PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 1356
2⤵
- Program crash
PID:5112

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4888

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "2289b76b13faa5b931d69651fdc9fd3e3e489116e6943198ed91976a14be8f00.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 1484
2⤵
- Program crash
PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3040 -ip 3040
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3040 -ip 3040
1⤵
PID:3884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3040 -ip 3040
1⤵
PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3040 -ip 3040
1⤵
PID:1376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3040 -ip 3040
1⤵
PID:2676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3040 -ip 3040
1⤵
PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3040 -ip 3040
1⤵
PID:1320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3040 -ip 3040
1⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3040 -ip 3040
1⤵
PID:4708

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/3040-1-0x00000000023E0000-0x00000000024E0000-memory.dmp

Filesize
1024KB

Download
memory/3040-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3040-2-0x00000000026F0000-0x000000000272C000-memory.dmp

Filesize
240KB

Download
memory/3040-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3040-6-0x0000000000400000-0x0000000002378000-memory.dmp

Filesize
31.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads