gcleaner | 4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e

General

Target

4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
Size

314KB
MD5

e738144f2af0bca1cf4856417cfdae6e
SHA1

c10099ecd51cfbf77c541e17c8316544a47c52e4
SHA256

4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e
SHA512

ee98684e53a94155cff2d73fee54fbda63525a285691c3f59320a2057e8916af02001cf1f4cc40c79da23edd50cbdfbbbd77dfaab2e5617b09a0dbae8e657181
SSDEEP

6144:8hR4wnZ6kV1N8xVl3dy/bOlUWy7mcnTVadJVOrT:8hRN7N8XlIbOAKcnTVadJVO/

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:

4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe

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

System Information Discovery
T1082

Program crash 8 IoCs

Processes:

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

pid	pid_target	process	target process
4624	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
1032	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
4628	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
4444	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
4544	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
3580	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
2584	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
4976	4980	WerFault.exe	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1588 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1588 taskkill.exe

pid	process
1588	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1588	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.execmd.exe

description	pid	process	target process
PID 4980 wrote to memory of 2792	4980	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe	cmd.exe
PID 4980 wrote to memory of 2792	4980	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe	cmd.exe
PID 4980 wrote to memory of 2792	4980	4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe	cmd.exe
PID 2792 wrote to memory of 1588	2792	cmd.exe	taskkill.exe
PID 2792 wrote to memory of 1588	2792	cmd.exe	taskkill.exe
PID 2792 wrote to memory of 1588	2792	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe
"C:\Users\Admin\AppData\Local\Temp\4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 740
2⤵
- Program crash
PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 760
2⤵
- Program crash
PID:1032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 784
2⤵
- Program crash
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 832
2⤵
- Program crash
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 904
2⤵
- Program crash
PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 984
2⤵
- Program crash
PID:3580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 1380
2⤵
- Program crash
PID:2584

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2792

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "4cd232ffd65d6990c2e87e4769ebd47db245ac262dcc01914ec8db8fcb46d28e.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 1236
2⤵
- Program crash
PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4980 -ip 4980
1⤵
PID:1852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4980 -ip 4980
1⤵
PID:444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4980 -ip 4980
1⤵
PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4980 -ip 4980
1⤵
PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4980 -ip 4980
1⤵
PID:4248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4980 -ip 4980
1⤵
PID:4512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4980 -ip 4980
1⤵
PID:3120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4980 -ip 4980
1⤵
PID:4388

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G7AAJOBN\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4980-1-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/4980-2-0x00000000005C0000-0x00000000005ED000-memory.dmp

Filesize
180KB

Download
memory/4980-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4980-8-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/4980-11-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/4980-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4980-21-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/4980-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads