gcleaner | 49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7

General

Target

49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
Size

329KB
MD5

9ff15ec14128636b184e8e6acb5d28d6
SHA1

e0361d1db998c9def637119a3f8c6b5c02f36512
SHA256

49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7
SHA512

ff890c0a0fa4a13414c5dd6ec7c71cfde63385cf79759af824aeb779e22ecb039d7727599f5b7373695496acd9967302f8579fa18a7017d94d39cfd47783fb52
SSDEEP

6144:ZOMYg52+e781ZJ5W3L8jxcKHoBOK8hbzhHy+CA/dLd:ZOMe7Q5W3AHoBSFhS+

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
Downloads MZ/PE file

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:

49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.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
3488	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
3928	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
2592	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
4036	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
3360	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
2124	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
1596	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
2932	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
2272	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
1676	3160	WerFault.exe	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2896 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2896 taskkill.exe

pid	process
2896	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2896	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.execmd.exe

description	pid	process	target process
PID 3160 wrote to memory of 3832	3160	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe	cmd.exe
PID 3160 wrote to memory of 3832	3160	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe	cmd.exe
PID 3160 wrote to memory of 3832	3160	49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe	cmd.exe
PID 3832 wrote to memory of 2896	3832	cmd.exe	taskkill.exe
PID 3832 wrote to memory of 2896	3832	cmd.exe	taskkill.exe
PID 3832 wrote to memory of 2896	3832	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe
"C:\Users\Admin\AppData\Local\Temp\49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 452
2⤵
- Program crash
PID:3488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 772
2⤵
- Program crash
PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 808
2⤵
- Program crash
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 816
2⤵
- Program crash
PID:4036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 856
2⤵
- Program crash
PID:3360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 928
2⤵
- Program crash
PID:2124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 1004
2⤵
- Program crash
PID:1596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 1048
2⤵
- Program crash
PID:2932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 1584
2⤵
- Program crash
PID:2272

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3832

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "49d95fac7f3b43346606b9baf069d690b6b70458538646ffc70179ff19dfb3c7.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 1612
2⤵
- Program crash
PID:1676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3160 -ip 3160
1⤵
PID:4220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3160 -ip 3160
1⤵
PID:3768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3160 -ip 3160
1⤵
PID:3428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3160 -ip 3160
1⤵
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3160 -ip 3160
1⤵
PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3160 -ip 3160
1⤵
PID:2332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3160 -ip 3160
1⤵
PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3160 -ip 3160
1⤵
PID:3656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3160 -ip 3160
1⤵
PID:4820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3160 -ip 3160
1⤵
PID:2860

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\CMPDKH9Q\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3160-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3160-2-0x0000000003BF0000-0x0000000003C2C000-memory.dmp

Filesize
240KB

Download
memory/3160-1-0x0000000002080000-0x0000000002180000-memory.dmp

Filesize
1024KB

Download
memory/3160-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/3160-15-0x0000000000400000-0x0000000001F9E000-memory.dmp

Filesize
27.6MB

Download
memory/3160-19-0x0000000002080000-0x0000000002180000-memory.dmp

Filesize
1024KB

Download
memory/3160-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3160-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3160-33-0x0000000000400000-0x0000000001F9E000-memory.dmp

Filesize
27.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads