gcleaner | bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46

Analysis

max time kernel
135s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
21-06-2024 23:09

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General

Target

bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe
Size

296KB
MD5

b6977758268c61c04cd76f5f46c1f61e
SHA1

cb052cc47eda1d8f04bbb77b1fc8924098ecb0f8
SHA256

bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46
SHA512

16104238d7bb101826a069298c8ae45e78e811e228ccc6490e4e00b6de40e6f851202aa97f1110adbff37a6fc0f57580a833be6dd38463382d85459d8fa21880
SSDEEP

6144:jeMIvBjrcollXy9OrHXGaIcUX0HWPM6cpVUF23M:jeMIvBjrflEwWaIcUERP3

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

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:

bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5060 1004 WerFault.exe bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2920 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2920 taskkill.exe

pid	pid_target	process	target process
5060	1004	WerFault.exe	bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe

pid	process
2920	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2920	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.execmd.exe

description	pid	process	target process
PID 1004 wrote to memory of 1068	1004	bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe	cmd.exe
PID 1004 wrote to memory of 1068	1004	bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe	cmd.exe
PID 1004 wrote to memory of 1068	1004	bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe	cmd.exe
PID 1068 wrote to memory of 2920	1068	cmd.exe	taskkill.exe
PID 1068 wrote to memory of 2920	1068	cmd.exe	taskkill.exe
PID 1068 wrote to memory of 2920	1068	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe
"C:\Users\Admin\AppData\Local\Temp\bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1004

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "bacf69c50d5446f9e07d9a6513b8b0fec399ad1ba809efb6e2473d6716072b46.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1004 -s 1588
2⤵
- Program crash
PID:5060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1004 -ip 1004
1⤵
PID:3088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NNUT9QBP\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1004-1-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/1004-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1004-2-0x00000000006F0000-0x000000000072C000-memory.dmp

Filesize
240KB

Download
memory/1004-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/1004-14-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1004-23-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/1004-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1004-33-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1004-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download