gcleaner | 92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294

Analysis

max time kernel
149s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
21/04/2024, 01:58

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General

Target

92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe
Size

350KB
MD5

650b408fbd0854f646a6c3d49431e814
SHA1

ef6649b4b64b34275867f3d05c8f9dc90294eff5
SHA256

92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294
SHA512

79606f044c43596f4835b0625664b947641de1495c928c7a34d6628d8458d7e7ab96bd952b9de8e45c05ee3aebbde557dab097eee295d8ce475ad3570d40b0e3
SSDEEP

3072:MbYo40LRGWOn9+oZMzYtVBvBn8rObGnmdVM2OTqbDwF+/kT8ADFrQiYZCXxgpG:MFNp893VVBn8aBs2BP00ylqiYZC

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

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

System Information Discovery
T1082

Program crash 8 IoCs

pid	pid_target	Process	procid_target
1176	1644	WerFault.exe	79
1840	1644	WerFault.exe	79
3644	1644	WerFault.exe	79
1988	1644	WerFault.exe	79
2684	1644	WerFault.exe	79
756	1644	WerFault.exe	79
4372	1644	WerFault.exe	79
488	1644	WerFault.exe	79

Kills process with taskkill 1 IoCs

evasion

pid	Process
1952	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1368	1644	92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe	97
PID 1644 wrote to memory of 1368	1644	92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe	97
PID 1644 wrote to memory of 1368	1644	92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe	97
PID 1368 wrote to memory of 1952	1368	cmd.exe	101
PID 1368 wrote to memory of 1952	1368	cmd.exe	101
PID 1368 wrote to memory of 1952	1368	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe
"C:\Users\Admin\AppData\Local\Temp\92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 776
  2⤵
  - Program crash
  PID:1176
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 796
  2⤵
  - Program crash
  PID:1840
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 796
  2⤵
  - Program crash
  PID:3644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 776
  2⤵
  - Program crash
  PID:1988
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 960
  2⤵
  - Program crash
  PID:2684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 964
  2⤵
  - Program crash
  PID:756
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 1436
  2⤵
  - Program crash
  PID:4372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1368
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "92cb84e3fecd6b25fba5bbf07795ba1d0c477cdb54b618724d86632d92cd4294.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 1408
  2⤵
  - Program crash
  PID:488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1644 -ip 1644
1⤵
PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1644 -ip 1644
1⤵
PID:4904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1644 -ip 1644
1⤵
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1644 -ip 1644
1⤵
PID:3808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1644 -ip 1644
1⤵
PID:1128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1644 -ip 1644
1⤵
PID:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1644 -ip 1644
1⤵
PID:1948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1644 -ip 1644
1⤵
PID:4932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1644-1-0x0000000001BD0000-0x0000000001CD0000-memory.dmp

Filesize
1024KB

Download
memory/1644-2-0x0000000003870000-0x000000000389D000-memory.dmp

Filesize
180KB

Download
memory/1644-3-0x0000000000400000-0x0000000001A23000-memory.dmp

Filesize
22.1MB

Download
memory/1644-5-0x0000000000400000-0x0000000001A23000-memory.dmp

Filesize
22.1MB

Download
memory/1644-6-0x0000000003870000-0x000000000389D000-memory.dmp

Filesize
180KB

Download