gcleaner | edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04

General

Target

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
Size

370KB
MD5

8aa68ce830b5d2e3343014e9fceb0f76
SHA1

b638a2816325b1ce7c198d00ee0d855fa8b0345b
SHA256

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04
SHA512

f0ef38b86bc66a1b980cfd747000de36c9cb0b0786e9d8f89def38d34df2ceef003e34e5d1b8c304049b41d7a0bd4bda7894bb64943fd0b89990a1ef774dc4b4
SSDEEP

6144:YwjNLptZVfnQgkMzc042LcnGXv2RxU4fzLwy57AFV:zhZVvQgJ3k82RxUWMm7

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:

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.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
3996	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
3608	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
2040	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
2712	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
1940	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
3972	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
3140	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
760	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
3380	4516	WerFault.exe	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1768 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1768 taskkill.exe

pid	process
1768	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1768	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.execmd.exe

description	pid	process	target process
PID 4516 wrote to memory of 2064	4516	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 4516 wrote to memory of 2064	4516	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 4516 wrote to memory of 2064	4516	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 2064 wrote to memory of 1768	2064	cmd.exe	taskkill.exe
PID 2064 wrote to memory of 1768	2064	cmd.exe	taskkill.exe
PID 2064 wrote to memory of 1768	2064	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
"C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 740
2⤵
- Program crash
PID:3996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 776
2⤵
- Program crash
PID:3608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 792
2⤵
- Program crash
PID:2040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 844
2⤵
- Program crash
PID:2712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 904
2⤵
- Program crash
PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 988
2⤵
- Program crash
PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 1004
2⤵
- Program crash
PID:3140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 1328
2⤵
- Program crash
PID:760

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2064

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 1360
2⤵
- Program crash
PID:3380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4516 -ip 4516
1⤵
PID:2676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4516 -ip 4516
1⤵
PID:4440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4516 -ip 4516
1⤵
PID:3376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4516 -ip 4516
1⤵
PID:1740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4516 -ip 4516
1⤵
PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4516 -ip 4516
1⤵
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4516 -ip 4516
1⤵
PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4516 -ip 4516
1⤵
PID:1156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4516 -ip 4516
1⤵
PID:2612

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\RYAG7OSV\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4516-2-0x0000000003F80000-0x0000000003FAD000-memory.dmp

Filesize
180KB

Download
memory/4516-1-0x0000000002390000-0x0000000002490000-memory.dmp

Filesize
1024KB

Download
memory/4516-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4516-8-0x0000000000400000-0x0000000002379000-memory.dmp

Filesize
31.5MB

Download
memory/4516-11-0x0000000002390000-0x0000000002490000-memory.dmp

Filesize
1024KB

Download
memory/4516-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4516-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4516-21-0x0000000000400000-0x0000000002379000-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