gcleaner | 949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 01:35

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General

Target

949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe
Size

320KB
MD5

cce2c9c00b43e41ec26232861f2625b4
SHA1

3cee044b621d03ffc88dc7e06a33427258e28fab
SHA256

949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e
SHA512

04ce8d92afd1a4c32cae44b525bb7f4fa917b6b94f4f1a6d4448b05005f4c66c0be8a831f1e9ea986d1557f4d75666944e39129b6620377eaf4497f0114ded99
SSDEEP

6144:bn1GmElpUAGTMmVhoISJPFhFzBURQmNT:hGmElpPsToISV8/

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

185.172.128.69

Attributes

url_path
/advdlc.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2868 cmd.exe
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

2892 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2892 taskkill.exe

pid	process
2868	cmd.exe

pid	process
2892	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2892	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.execmd.exe

description	pid	process	target process
PID 1560 wrote to memory of 2868	1560	949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe	cmd.exe
PID 1560 wrote to memory of 2868	1560	949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe	cmd.exe
PID 1560 wrote to memory of 2868	1560	949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe	cmd.exe
PID 1560 wrote to memory of 2868	1560	949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe	cmd.exe
PID 2868 wrote to memory of 2892	2868	cmd.exe	taskkill.exe
PID 2868 wrote to memory of 2892	2868	cmd.exe	taskkill.exe
PID 2868 wrote to memory of 2892	2868	cmd.exe	taskkill.exe
PID 2868 wrote to memory of 2892	2868	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe
"C:\Users\Admin\AppData\Local\Temp\949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1560

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2868

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2892

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\TNPG4FQ8\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1560-1-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/1560-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1560-2-0x0000000000220000-0x000000000024D000-memory.dmp

Filesize
180KB

Download
memory/1560-8-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1560-15-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/1560-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1560-21-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1560-22-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/1560-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download