gcleaner | c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb

General

Target

c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe
Size

283KB
MD5

c12f4ab87416d22ac2989a1ff929e168
SHA1

ec58965c77662664fdacd884cfee7655d4c5fa0e
SHA256

c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb
SHA512

efb6a0b669ab553cf2fd125c64886c1e0bdb1ce1c595c99f1ff809419dc54b2b6d943948bdfbf50d3e04d9174dfaf973ab35d47d8b8f3bff36fcbd9455b09bcd
SSDEEP

3072:wZk30AnvvcJQ4Vo8Crr599hT/UeSO6L9Lm5jHKOnc:30qvE5Voh9fT/UlO6LWHK

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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation	c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.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
1268	3704	WerFault.exe	82
2112	3704	WerFault.exe	82
4092	3704	WerFault.exe	82
2856	3704	WerFault.exe	82
3384	3704	WerFault.exe	82
4376	3704	WerFault.exe	82
3972	3704	WerFault.exe	82
3196	3704	WerFault.exe	82
4356	3704	WerFault.exe	82

Kills process with taskkill 1 IoCs

evasion

pid	Process
2156	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2156	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 2928	3704	c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe	114
PID 3704 wrote to memory of 2928	3704	c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe	114
PID 3704 wrote to memory of 2928	3704	c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe	114
PID 2928 wrote to memory of 2156	2928	cmd.exe	118
PID 2928 wrote to memory of 2156	2928	cmd.exe	118
PID 2928 wrote to memory of 2156	2928	cmd.exe	118

C:\Users\Admin\AppData\Local\Temp\c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe
"C:\Users\Admin\AppData\Local\Temp\c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 740
  2⤵
  - Program crash
  PID:1268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 760
  2⤵
  - Program crash
  PID:2112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 792
  2⤵
  - Program crash
  PID:4092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 832
  2⤵
  - Program crash
  PID:2856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 904
  2⤵
  - Program crash
  PID:3384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 976
  2⤵
  - Program crash
  PID:4376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 1072
  2⤵
  - Program crash
  PID:3972
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 1352
  2⤵
  - Program crash
  PID:3196
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "c1030484a297cc8cbcb1d2d72a945390b5d5014c4f30089bd35ee6a0191d1cdb.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2156
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 1268
  2⤵
  - Program crash
  PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3704 -ip 3704
1⤵
PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3704 -ip 3704
1⤵
PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3704 -ip 3704
1⤵
PID:944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3704 -ip 3704
1⤵
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3704 -ip 3704
1⤵
PID:1564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3704 -ip 3704
1⤵
PID:3292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3704 -ip 3704
1⤵
PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3704 -ip 3704
1⤵
PID:760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3704 -ip 3704
1⤵
PID:1448

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/3704-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3704-2-0x0000000002C70000-0x0000000002C9D000-memory.dmp

Filesize
180KB

Download
memory/3704-1-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

Filesize
1024KB

Download
memory/3704-4-0x0000000000400000-0x0000000002B05000-memory.dmp

Filesize
39.0MB

Download
memory/3704-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3704-6-0x0000000000400000-0x0000000002B05000-memory.dmp

Filesize
39.0MB

Download

Analysis

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