gcleaner | f928de875315f0ec8a25027b5ec20476f59c2ee1de3d9076e884a18ffa744fbf

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
22/02/2025, 13:45

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General

Target

get.exe
Size

6.9MB
MD5

4407e12c37de8a5990d74cf40f00f200
SHA1

c2309e32199ae9702d091b319484bca44cb887a4
SHA256

f928de875315f0ec8a25027b5ec20476f59c2ee1de3d9076e884a18ffa744fbf
SHA512

e0c5d53a1a3662058d5c3b5df6fed25bb5432caa4c3ea78b99256ef8010699f8f7b9be0294622945d84f895ed8b5211c64e9e396d72aeeac25e0a92b3d8de064
SSDEEP

98304:iQe3d8R79GHBtnn0l7gwUc9/2Nxt5XF0:HeiXBlswU0OV5

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

185.156.73.73

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner

Downloads MZ/PE file 1 IoCs

flow	pid	Process
10	3440	BitLockerToGo.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1564 set thread context of 3440	1564	get.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	get.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85
PID 1564 wrote to memory of 3440	1564	get.exe	85

C:\Users\Admin\AppData\Local\Temp\get.exe
"C:\Users\Admin\AppData\Local\Temp\get.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1564
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - Downloads MZ/PE file
  - System Location Discovery: System Language Discovery
  PID:3440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JIVBI8VM\service[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3440-0-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3440-1-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3440-2-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3440-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3440-7-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/3440-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3440-29-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download