gcleaner | ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 01:02

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General

Target

ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe
Size

304KB
MD5

457fe1c82df9f48e055f4ffd703e08ec
SHA1

5290d7efd0a2f381dc34260126cac355c981a622
SHA256

ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4
SHA512

f80a44bf3dcbdfcc8ba148f5f12c4daaac8d2fa47c6b3f7a90fbfb461aa5584d656501afb0174044aa0f9d04f0b9f1091beb57a16049278c7c695b8a6c68451c
SSDEEP

6144:ErL+HuubP9mGej+jyTGElJUqabqtepkHUl:YiO1fj+zqabqtee

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

80.66.75.114

Signatures

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

Deletes itself 1 IoCs

pid	Process
2828	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2620	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2620	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2828	2336	ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe	32
PID 2336 wrote to memory of 2828	2336	ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe	32
PID 2336 wrote to memory of 2828	2336	ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe	32
PID 2336 wrote to memory of 2828	2336	ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe	32
PID 2828 wrote to memory of 2620	2828	cmd.exe	34
PID 2828 wrote to memory of 2620	2828	cmd.exe	34
PID 2828 wrote to memory of 2620	2828	cmd.exe	34
PID 2828 wrote to memory of 2620	2828	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe
"C:\Users\Admin\AppData\Local\Temp\ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "ae53ddff17c133e4d8b21519146627fd217ffcc0abae6e80b3b470f9c286d0d4.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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\Temporary Internet Files\Content.IE5\D6V88JEY\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2336-1-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/2336-3-0x0000000000400000-0x0000000000548000-memory.dmp

Filesize
1.3MB

Download
memory/2336-2-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-8-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/2336-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-9-0x0000000000400000-0x0000000000548000-memory.dmp

Filesize
1.3MB

Download
memory/2336-20-0x0000000000400000-0x0000000000548000-memory.dmp

Filesize
1.3MB

Download
memory/2336-22-0x0000000000700000-0x0000000000800000-memory.dmp

Filesize
1024KB

Download
memory/2336-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download