gcleaner | 4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
16-06-2024 18:06

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General

Target

4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe
Size

365KB
MD5

a8d8dad594ea632e322e42977ebc099f
SHA1

656c398d5e4ef5e742d14524fdd6e4cca68387d3
SHA256

4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d
SHA512

96f0802d4d8c8c29387c8240323d65cda146f10b23b1089a81e087dc998b6d612e82e1ca25fe14453a636e4ca026feeb924fdad612c0fa1c92f84fd57fcbe544
SSDEEP

6144:UjNLzUb6oGqDrm/ICDCh7DVOnKamuA4wy57ApV:UBMbN3u/IRdDVUKeALm7

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

2428 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

2444 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2444 taskkill.exe

pid	process
2428	cmd.exe

pid	process
2444	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2444	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.execmd.exe

description	pid	process	target process
PID 1684 wrote to memory of 2428	1684	4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe	cmd.exe
PID 1684 wrote to memory of 2428	1684	4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe	cmd.exe
PID 1684 wrote to memory of 2428	1684	4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe	cmd.exe
PID 1684 wrote to memory of 2428	1684	4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe	cmd.exe
PID 2428 wrote to memory of 2444	2428	cmd.exe	taskkill.exe
PID 2428 wrote to memory of 2444	2428	cmd.exe	taskkill.exe
PID 2428 wrote to memory of 2444	2428	cmd.exe	taskkill.exe
PID 2428 wrote to memory of 2444	2428	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe
"C:\Users\Admin\AppData\Local\Temp\4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "4453b9f6adf4307de337cb6d919a5a5021aff5a00d0f8627f395c5f0c6f5624d.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2444

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RSAB58HZ\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1684-1-0x0000000002470000-0x0000000002570000-memory.dmp

Filesize
1024KB

Download
memory/1684-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1684-2-0x0000000000220000-0x000000000024D000-memory.dmp

Filesize
180KB

Download
memory/1684-9-0x0000000000400000-0x0000000002378000-memory.dmp

Filesize
31.5MB

Download
memory/1684-12-0x0000000002470000-0x0000000002570000-memory.dmp

Filesize
1024KB

Download
memory/1684-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1684-23-0x0000000002470000-0x0000000002570000-memory.dmp

Filesize
1024KB

Download
memory/1684-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1684-21-0x0000000000400000-0x0000000002378000-memory.dmp

Filesize
31.5MB

Download