gcleaner | e46aa24718abd33ff405dc6b8057ca6a892076b7cfde8e7488afaa2a06bd948f

General

Target

ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe
Size

379KB
MD5

3415aaebe725006cfa66320863c1bb8a
SHA1

37cb513d1f01f9ec819b62ca8ff1b591ae4c8669
SHA256

ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c
SHA512

537dcf54adfef9facb47eb7b57e37aa8d530abe07c9097466ba4acb3e2723d6349973e1c9aea0ce54ac0dffd72de4c4c3e43f2dee8897b5adfc14ec8b2e96385
SSDEEP

6144:/M2FZoaWs0RraGCf9yqWK+a6m9V5wHCIvGSp:/M2j+s0RrJwW1a6m76tGS

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe

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

System Information Discovery
T1082

Program crash 9 IoCs

pid	pid_target	Process	procid_target
4700	4360	WerFault.exe	86
4996	4360	WerFault.exe	86
1984	4360	WerFault.exe	86
1012	4360	WerFault.exe	86
2228	4360	WerFault.exe	86
1964	4360	WerFault.exe	86
3388	4360	WerFault.exe	86
3976	4360	WerFault.exe	86
3464	4360	WerFault.exe	86

Kills process with taskkill 1 IoCs

evasion

pid	Process
4952	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4952	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4360 wrote to memory of 4856	4360	ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe	108
PID 4360 wrote to memory of 4856	4360	ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe	108
PID 4360 wrote to memory of 4856	4360	ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe	108
PID 4856 wrote to memory of 4952	4856	cmd.exe	112
PID 4856 wrote to memory of 4952	4856	cmd.exe	112
PID 4856 wrote to memory of 4952	4856	cmd.exe	112

C:\Users\Admin\AppData\Local\Temp\ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe
"C:\Users\Admin\AppData\Local\Temp\ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4360
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 752
  2⤵
  - Program crash
  PID:4700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 744
  2⤵
  - Program crash
  PID:4996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 756
  2⤵
  - Program crash
  PID:1984
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 760
  2⤵
  - Program crash
  PID:1012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 904
  2⤵
  - Program crash
  PID:2228
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 908
  2⤵
  - Program crash
  PID:1964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 1012
  2⤵
  - Program crash
  PID:3388
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 1344
  2⤵
  - Program crash
  PID:3976
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4856
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 1384
  2⤵
  - Program crash
  PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4360 -ip 4360
1⤵
PID:2400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4360 -ip 4360
1⤵
PID:4076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4360 -ip 4360
1⤵
PID:4048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4360 -ip 4360
1⤵
PID:4960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4360 -ip 4360
1⤵
PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4360 -ip 4360
1⤵
PID:2984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4360 -ip 4360
1⤵
PID:3316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4360 -ip 4360
1⤵
PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4360 -ip 4360
1⤵
PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4360-1-0x0000000001B10000-0x0000000001C10000-memory.dmp

Filesize
1024KB

Download
memory/4360-2-0x0000000003770000-0x000000000379D000-memory.dmp

Filesize
180KB

Download
memory/4360-3-0x0000000000400000-0x0000000001A29000-memory.dmp

Filesize
22.2MB

Download
memory/4360-5-0x0000000000400000-0x0000000001A29000-memory.dmp

Filesize
22.2MB

Download
memory/4360-6-0x0000000003770000-0x000000000379D000-memory.dmp

Filesize
180KB

Download

Analysis

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