gcleaner | c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf

Analysis

max time kernel
93s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 21:57

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General

Target

c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe
Size

295KB
MD5

9fe005fd64205dcd18282e788c843984
SHA1

9867efb47c2d86e864398926bfeb6f9ccfdf6298
SHA256

c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf
SHA512

9e37ebc716ca6bd9fcc846ff528936b6306d6738835c46bf6aae9f2d8ca8e50ed64e977bbbc34e4108a5ca16d2a55d0d570e74157d0ed2e864ce6ab8b09bc37b
SSDEEP

6144:24BbfnESxoeNuvIng2Mjo6sbhF35J5lIXW0u6uzQ/Q:2un9xoeNuvYg2i9AX5J5l0q6X/

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.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
1832	2204	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	c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
4704	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4704	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 1692	2204	c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe	93
PID 2204 wrote to memory of 1692	2204	c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe	93
PID 2204 wrote to memory of 1692	2204	c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe	93
PID 1692 wrote to memory of 4704	1692	cmd.exe	97
PID 1692 wrote to memory of 4704	1692	cmd.exe	97
PID 1692 wrote to memory of 4704	1692	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe
"C:\Users\Admin\AppData\Local\Temp\c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "c572c301ad3d318bde4659bc0bca2f5023dd34c2a722cd180660fe3f88e9b5cf.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 1444
  2⤵
  - Program crash
  PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2204 -ip 2204
1⤵
PID:4352

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\B9AWTLKS\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2204-1-0x00000000006E0000-0x00000000007E0000-memory.dmp

Filesize
1024KB

Download
memory/2204-2-0x00000000021A0000-0x00000000021CD000-memory.dmp

Filesize
180KB

Download
memory/2204-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2204-5-0x00000000006E0000-0x00000000007E0000-memory.dmp

Filesize
1024KB

Download
memory/2204-7-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2204-8-0x00000000021A0000-0x00000000021CD000-memory.dmp

Filesize
180KB

Download
memory/2204-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2204-22-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2204-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download