gcleaner | f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701

General

Target

f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe
Size

305KB
MD5

1a4dfd156a292167a4b273391cfb3f86
SHA1

6eae7521fc70ba0c3f13fe957a8e1023c563259d
SHA256

f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701
SHA512

9732290ea1479f19f4e93cfb62a83e448be3191e803f754f6f321cc17077ea0bc08f86819bad67a6c0446edc5841212555b8154f7ccc771e9ab984c42aeb3a93
SSDEEP

3072:yA4s4ajd2PeAFHPSqJey0SI+A+vzRqZgEYWSaNOnwUbmDnWzYdcVAZg32azuhoCp:yM4aWVJ7nIDQ0gEhEanbSVA6G7pYRQf

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-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation	f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.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
4332	3816	WerFault.exe	84
1688	3816	WerFault.exe	84
1880	3816	WerFault.exe	84
1832	3816	WerFault.exe	84
1804	3816	WerFault.exe	84
1668	3816	WerFault.exe	84
4240	3816	WerFault.exe	84
4208	3816	WerFault.exe	84
1560	3816	WerFault.exe	84

Kills process with taskkill 1 IoCs

evasion

pid	Process
4328	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4328	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3816 wrote to memory of 1460	3816	f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe	107
PID 3816 wrote to memory of 1460	3816	f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe	107
PID 3816 wrote to memory of 1460	3816	f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe	107
PID 1460 wrote to memory of 4328	1460	cmd.exe	111
PID 1460 wrote to memory of 4328	1460	cmd.exe	111
PID 1460 wrote to memory of 4328	1460	cmd.exe	111

C:\Users\Admin\AppData\Local\Temp\f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe
"C:\Users\Admin\AppData\Local\Temp\f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 752
  2⤵
  - Program crash
  PID:4332
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 768
  2⤵
  - Program crash
  PID:1688
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 768
  2⤵
  - Program crash
  PID:1880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 752
  2⤵
  - Program crash
  PID:1832
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 908
  2⤵
  - Program crash
  PID:1804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1000
  2⤵
  - Program crash
  PID:1668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1068
  2⤵
  - Program crash
  PID:4240
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1344
  2⤵
  - Program crash
  PID:4208
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1460
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "f1f828db44db8e61e7351143d95bb53686f3454ab075832ace6ce6c4343c2701.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1436
  2⤵
  - Program crash
  PID:1560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3816 -ip 3816
1⤵
PID:3944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3816 -ip 3816
1⤵
PID:3108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3816 -ip 3816
1⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3816 -ip 3816
1⤵
PID:4912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3816 -ip 3816
1⤵
PID:464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3816 -ip 3816
1⤵
PID:212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3816 -ip 3816
1⤵
PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3816 -ip 3816
1⤵
PID:1420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3816 -ip 3816
1⤵
PID:920

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/3816-1-0x0000000002DF0000-0x0000000002EF0000-memory.dmp

Filesize
1024KB

Download
memory/3816-2-0x0000000004960000-0x000000000498D000-memory.dmp

Filesize
180KB

Download
memory/3816-3-0x0000000000400000-0x0000000002D2B000-memory.dmp

Filesize
41.2MB

Download
memory/3816-6-0x0000000000400000-0x0000000002D2B000-memory.dmp

Filesize
41.2MB

Download
memory/3816-7-0x0000000004960000-0x000000000498D000-memory.dmp

Filesize
180KB

Download

Analysis

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