gcleaner | 49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6

Analysis

max time kernel
147s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
12/07/2024, 06:50

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General

Target

49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe
Size

345KB
MD5

a5a14b31163a4c9991600fa08612436b
SHA1

cbe157e0e4e1bb34764544bc1531bb5ed6e7528e
SHA256

49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6
SHA512

2cde2d6a873d4f72043089774db4d5207d4941a28640e5e8f536b2b3b7e9324fd9e62ad135ec4456d6b23ea132f1a61d04859814f25beb96bb8732b98be75bc4
SSDEEP

3072:P0WropQLfkHsFbOqU5PEws8r6VSOIf+yWRd+JmIDvbJnOvlwMchQ8j/:P0SopjsFbuMwsrSOIf+yWRdENbJn1BQ

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

77.105.160.30

185.172.128.69

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 1 IoCs

pid	pid_target	Process	procid_target
2524	3376	WerFault.exe	80

Kills process with taskkill 1 IoCs

evasion

pid	Process
4232	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4232	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 1380	3376	49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe	84
PID 3376 wrote to memory of 1380	3376	49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe	84
PID 3376 wrote to memory of 1380	3376	49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe	84
PID 1380 wrote to memory of 4232	1380	cmd.exe	88
PID 1380 wrote to memory of 4232	1380	cmd.exe	88
PID 1380 wrote to memory of 4232	1380	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe
"C:\Users\Admin\AppData\Local\Temp\49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1380
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "49d274575d3cf8393711ba0738cd165afc46f5480d57a43b57972bba48ef03a6.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3376 -s 512
  2⤵
  - Program crash
  PID:2524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3376 -ip 3376
1⤵
PID:1588

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/3376-1-0x00000000023B0000-0x00000000024B0000-memory.dmp

Filesize
1024KB

Download
memory/3376-2-0x0000000002350000-0x000000000238C000-memory.dmp

Filesize
240KB

Download
memory/3376-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3376-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3376-6-0x0000000002350000-0x000000000238C000-memory.dmp

Filesize
240KB

Download
memory/3376-5-0x0000000000400000-0x000000000209D000-memory.dmp

Filesize
28.6MB

Download