gcleaner | 463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9

Analysis

max time kernel
132s
max time network
134s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 22:46

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General

Target

463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe
Size

307KB
MD5

916a4c477eafe95b07f7635752ca3473
SHA1

e2f44510657cbb811c49e795110c6867893c221c
SHA256

463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9
SHA512

3ab8c61387d695c48e1f7d4afb563b8642e2149210fa60ae00ec28ea82bfdf54738754ec8310c72803bb2c48da68b5a9ea2cfce02d301f71d1b29826a5dcc8e3
SSDEEP

6144:fulNa5HvMMwbmzB5eN7aWXzDeTxFoFb4T:fulNa5H4SzB5epzDeTxFF

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

2232 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

636 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 636 taskkill.exe

pid	process
2232	cmd.exe

pid	process
636	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	636	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.execmd.exe

description	pid	process	target process
PID 1688 wrote to memory of 2232	1688	463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe	cmd.exe
PID 1688 wrote to memory of 2232	1688	463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe	cmd.exe
PID 1688 wrote to memory of 2232	1688	463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe	cmd.exe
PID 1688 wrote to memory of 2232	1688	463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe	cmd.exe
PID 2232 wrote to memory of 636	2232	cmd.exe	taskkill.exe
PID 2232 wrote to memory of 636	2232	cmd.exe	taskkill.exe
PID 2232 wrote to memory of 636	2232	cmd.exe	taskkill.exe
PID 2232 wrote to memory of 636	2232	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe
"C:\Users\Admin\AppData\Local\Temp\463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "463457050ebd391504c79b7da8c98340240d9883de6195fccd651345237a37a9.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:636

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\8ADCJI8Z\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1688-1-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/1688-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1688-2-0x00000000002A0000-0x00000000002CD000-memory.dmp

Filesize
180KB

Download
memory/1688-5-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download
memory/1688-7-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/1688-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1688-31-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1688-30-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/1688-29-0x0000000000400000-0x0000000000686000-memory.dmp

Filesize
2.5MB

Download