gcleaner | c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08-09-2024 00:17

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General

Target

c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe
Size

295KB
MD5

f82c9413e07313056c13db265b4ff06d
SHA1

80c856b004083ebe777a7c4030d247d26cd7dc40
SHA256

c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e
SHA512

3accbff6cc6f3fd95a14a687920aad9053fdcf01bebc911b975fa5b718b685bb88cc5a7efcb05ab7b7f7e74d358d0728ecc0478ddc5b5d8b1455619e6c8eb921
SSDEEP

6144:U6VyfXc9rZniLw7BUDJ5/kDQwgxAu/w/Q:U9XurZniemXwgxAuY/

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

80.66.75.114

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3356	5088	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
3584	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3584	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 3948	5088	c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe	94
PID 5088 wrote to memory of 3948	5088	c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe	94
PID 5088 wrote to memory of 3948	5088	c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe	94
PID 3948 wrote to memory of 3584	3948	cmd.exe	98
PID 3948 wrote to memory of 3584	3948	cmd.exe	98
PID 3948 wrote to memory of 3584	3948	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe
"C:\Users\Admin\AppData\Local\Temp\c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3948
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "c0da3ea4d016ecf84a11d0b73c7b1cdcfef31391cf58c6591cd927acae83372e.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 1452
  2⤵
  - Program crash
  PID:3356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5088 -ip 5088
1⤵
PID:4576

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YHMF37VK\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/5088-1-0x0000000002E10000-0x0000000002F10000-memory.dmp

Filesize
1024KB

Download
memory/5088-2-0x0000000002DE0000-0x0000000002E0D000-memory.dmp

Filesize
180KB

Download
memory/5088-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5088-8-0x0000000002E10000-0x0000000002F10000-memory.dmp

Filesize
1024KB

Download
memory/5088-10-0x0000000000400000-0x0000000002B6A000-memory.dmp

Filesize
39.4MB

Download
memory/5088-11-0x0000000002DE0000-0x0000000002E0D000-memory.dmp

Filesize
180KB

Download
memory/5088-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5088-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5088-21-0x0000000000400000-0x0000000002B6A000-memory.dmp

Filesize
39.4MB

Download