gcleaner | ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f

Analysis

max time kernel
140s
max time network
123s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
21-06-2024 11:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe
Size

331KB
MD5

3286ce521e22b26cc12e8e32b40d3721
SHA1

708798e82258c536863b273d68f0385a53afcd77
SHA256

ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f
SHA512

56fb85f554322e40b1e0dc9737c05fc4a9674f20f855b04ec336832a0fabbb8f34e5e086896815a7857508992e71cd24490b53471e8719b907ae5910254e5bcb
SSDEEP

6144:UAYn+6esnQBlLfsyeU5DRqAj3lPIaBLnB/5//:VYn+6xnApeUCal3n/

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Downloads MZ/PE file
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1196 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1196 taskkill.exe

pid	process
1196	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1196	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.execmd.exe

description	pid	process	target process
PID 4088 wrote to memory of 776	4088	ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe	cmd.exe
PID 4088 wrote to memory of 776	4088	ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe	cmd.exe
PID 4088 wrote to memory of 776	4088	ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe	cmd.exe
PID 776 wrote to memory of 1196	776	cmd.exe	taskkill.exe
PID 776 wrote to memory of 1196	776	cmd.exe	taskkill.exe
PID 776 wrote to memory of 1196	776	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe
"C:\Users\Admin\AppData\Local\Temp\ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:776
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "ddb6b3c808cde91335da66347e1f5929a0c4624a2e766bbadaf2667403dc344f.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1196

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L5RX1ZBN\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4088-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4088-1-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download
memory/4088-2-0x0000000002160000-0x000000000219C000-memory.dmp

Filesize
240KB

Download
memory/4088-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/4088-14-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4088-19-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download
memory/4088-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4088-33-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4088-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download