gcleaner | 690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e

Analysis

max time kernel
139s
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
22-06-2024 16:57

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General

Target

690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe
Size

332KB
MD5

b3de1474d8dde544f65b6e8c2adc3428
SHA1

3b178dca35aa94ce7bc0ade07a73b5757809d35d
SHA256

690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e
SHA512

ddc2792ba2750d214efb7072e12c638dec045b24b2072365f5551dc59c6b63b59e84e4b21ba26d33f48e3d2e63aa7a5ce4c5864481dd7249f1fa516c5e5b66a0
SSDEEP

6144:+8YhBQeqKnVicj9HOEmeoiKASIQgPoKVKF23M:+8YhB3qKnViYHOEmeoiNfR3

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:

690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.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

892 3776 WerFault.exe 690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1280 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1280 taskkill.exe

pid	pid_target	process	target process
892	3776	WerFault.exe	690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe

pid	process
1280	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1280	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.execmd.exe

description	pid	process	target process
PID 3776 wrote to memory of 1084	3776	690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe	cmd.exe
PID 3776 wrote to memory of 1084	3776	690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe	cmd.exe
PID 3776 wrote to memory of 1084	3776	690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe	cmd.exe
PID 1084 wrote to memory of 1280	1084	cmd.exe	taskkill.exe
PID 1084 wrote to memory of 1280	1084	cmd.exe	taskkill.exe
PID 1084 wrote to memory of 1280	1084	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe
"C:\Users\Admin\AppData\Local\Temp\690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1084
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "690af0ea6aa00cefa6e879903c3c86d3ddc2ca78d9aa5b386fe1916149251a2e.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 1656
  2⤵
  - Program crash
  PID:892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3776 -ip 3776
1⤵
PID:3856

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

Replay Monitor

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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/3776-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3776-2-0x0000000002080000-0x00000000020BC000-memory.dmp

Filesize
240KB

Download
memory/3776-1-0x00000000004C0000-0x00000000005C0000-memory.dmp

Filesize
1024KB

Download
memory/3776-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/3776-14-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3776-23-0x00000000004C0000-0x00000000005C0000-memory.dmp

Filesize
1024KB

Download
memory/3776-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3776-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3776-33-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download