gcleaner | ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8

Analysis

max time kernel
136s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 17:57

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General

Target

ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
Size

228KB
MD5

53359c9f826a4668be076e49c96a9cb7
SHA1

1339f0ea0250663e216da34125490baed93e2b1f
SHA256

ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8
SHA512

b900e7830cc91b2ccaf6bb054e7c680e60decb5149191e986e1d95d03241cefd1004586d406df973f1cfb8a8ccf665b8016297c18e4c5e71eee8b91b633bfebf
SSDEEP

6144:2ELo6jIKrJh/NHlSLkad5oWy63CroyrYh7:2Es6jDPZEYIeWyyCrFrY

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

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:

ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.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
3156	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
2280	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
3456	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
3108	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
4440	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
2672	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
852	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
1776	1404	WerFault.exe	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3204 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3204 taskkill.exe

pid	process
3204	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3204	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.execmd.exe

description	pid	process	target process
PID 1404 wrote to memory of 4772	1404	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe	cmd.exe
PID 1404 wrote to memory of 4772	1404	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe	cmd.exe
PID 1404 wrote to memory of 4772	1404	ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe	cmd.exe
PID 4772 wrote to memory of 3204	4772	cmd.exe	taskkill.exe
PID 4772 wrote to memory of 3204	4772	cmd.exe	taskkill.exe
PID 4772 wrote to memory of 3204	4772	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe
"C:\Users\Admin\AppData\Local\Temp\ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 744
2⤵
- Program crash
PID:3156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 784
2⤵
- Program crash
PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 784
2⤵
- Program crash
PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 744
2⤵
- Program crash
PID:3108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 904
2⤵
- Program crash
PID:4440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 980
2⤵
- Program crash
PID:2672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 1464
2⤵
- Program crash
PID:852

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4772

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "ba1c9a5ec6aa3c4fce995803e11c0ff8479ee34729d79e5ac5b313f4d65e94c8.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 1292
2⤵
- Program crash
PID:1776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1404 -ip 1404
1⤵
PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1404 -ip 1404
1⤵
PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1404 -ip 1404
1⤵
PID:1500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 1404 -ip 1404
1⤵
PID:4352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1404 -ip 1404
1⤵
PID:1640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1404 -ip 1404
1⤵
PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1404 -ip 1404
1⤵
PID:2144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1404 -ip 1404
1⤵
PID:4216

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4NMOWK91\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1404-1-0x0000000002AE0000-0x0000000002BE0000-memory.dmp

Filesize
1024KB

Download
memory/1404-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1404-2-0x0000000002880000-0x00000000028AD000-memory.dmp

Filesize
180KB

Download
memory/1404-4-0x0000000000400000-0x0000000002727000-memory.dmp

Filesize
35.2MB

Download
memory/1404-5-0x0000000002AE0000-0x0000000002BE0000-memory.dmp

Filesize
1024KB

Download
memory/1404-13-0x0000000000400000-0x0000000002727000-memory.dmp

Filesize
35.2MB

Download
memory/1404-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1404-24-0x0000000000400000-0x0000000002727000-memory.dmp

Filesize
35.2MB

Download