gcleaner | edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
16-06-2024 23:16

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General

Target

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
Size

370KB
MD5

8aa68ce830b5d2e3343014e9fceb0f76
SHA1

b638a2816325b1ce7c198d00ee0d855fa8b0345b
SHA256

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04
SHA512

f0ef38b86bc66a1b980cfd747000de36c9cb0b0786e9d8f89def38d34df2ceef003e34e5d1b8c304049b41d7a0bd4bda7894bb64943fd0b89990a1ef774dc4b4
SSDEEP

6144:YwjNLptZVfnQgkMzc042LcnGXv2RxU4fzLwy57AFV:zhZVvQgJ3k82RxUWMm7

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

1900 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

2152 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2152 taskkill.exe

pid	process
1900	cmd.exe

pid	process
2152	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2152	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.execmd.exe

description	pid	process	target process
PID 2080 wrote to memory of 1900	2080	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 2080 wrote to memory of 1900	2080	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 2080 wrote to memory of 1900	2080	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 2080 wrote to memory of 1900	2080	edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe	cmd.exe
PID 1900 wrote to memory of 2152	1900	cmd.exe	taskkill.exe
PID 1900 wrote to memory of 2152	1900	cmd.exe	taskkill.exe
PID 1900 wrote to memory of 2152	1900	cmd.exe	taskkill.exe
PID 1900 wrote to memory of 2152	1900	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe
"C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2080

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "edbf91055f018d702d4444e958f30d9b910eca2fef469e860ad9b151f93d1f04.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2152

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\R3JK00ZJ\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2080-2-0x0000000000220000-0x000000000024D000-memory.dmp

Filesize
180KB

Download
memory/2080-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-1-0x0000000002480000-0x0000000002580000-memory.dmp

Filesize
1024KB

Download
memory/2080-9-0x0000000000400000-0x0000000002379000-memory.dmp

Filesize
31.5MB

Download
memory/2080-12-0x0000000002480000-0x0000000002580000-memory.dmp

Filesize
1024KB

Download
memory/2080-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-23-0x0000000002480000-0x0000000002580000-memory.dmp

Filesize
1024KB

Download
memory/2080-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-21-0x0000000000400000-0x0000000002379000-memory.dmp

Filesize
31.5MB

Download