gcleaner | 8ded9d7cef5600c9d72e45d6f4377ff03c8182b1d854a15788c3de3fae8b0049

Analysis

max time kernel
153s
max time network
152s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
14-01-2025 21:03

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General

Target

mixfour.exe
Size

432KB
MD5

29382d3310460696a70e00e314830631
SHA1

a8c47074f6105d49dc5c84ef4fd217902d8101a5
SHA256

8ded9d7cef5600c9d72e45d6f4377ff03c8182b1d854a15788c3de3fae8b0049
SHA512

80e74872568d02c3243bd517987cf16e39fa38c1f698d90133c892bbd73c9179771d823edbd9948a7e6507fabf52a190ca46c09758ee0ecfac41a4743759a6a7
SSDEEP

6144:3Q/QJLKGXoDN8/k9FMBBcz/ZnNG88X3rNFzeobg2yrgbJ8W1bVpmIks261T:3Q/QJGGXZoYuTZN8xFzyrWJ8mbJkmh

Score

10^/10

gcleaner discovery loader

Malware Config

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner
Downloads MZ/PE file
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 7 IoCs

pid	pid_target	Process	procid_target
4760	4784	WerFault.exe	79
2492	4784	WerFault.exe	79
3256	4784	WerFault.exe	79
3124	4784	WerFault.exe	79
4680	4784	WerFault.exe	79
4100	4784	WerFault.exe	79
4144	4784	WerFault.exe	79

System Location Discovery: System Language Discovery 1 TTPs 1 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	mixfour.exe

C:\Users\Admin\AppData\Local\Temp\mixfour.exe
"C:\Users\Admin\AppData\Local\Temp\mixfour.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4784
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 772
  2⤵
  - Program crash
  PID:4760
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 816
  2⤵
  - Program crash
  PID:2492
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 816
  2⤵
  - Program crash
  PID:3256
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 784
  2⤵
  - Program crash
  PID:3124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 948
  2⤵
  - Program crash
  PID:4680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 1044
  2⤵
  - Program crash
  PID:4100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 1124
  2⤵
  - Program crash
  PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 224 -p 4784 -ip 4784
1⤵
PID:732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4784 -ip 4784
1⤵
PID:1304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4784 -ip 4784
1⤵
PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4784 -ip 4784
1⤵
PID:1760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4784 -ip 4784
1⤵
PID:2112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4784 -ip 4784
1⤵
PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4784 -ip 4784
1⤵
PID:4564

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Q6EH17JN\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4784-0-0x00000000021C0000-0x00000000021EC000-memory.dmp

Filesize
176KB

Download
memory/4784-1-0x00000000021F0000-0x000000000221C000-memory.dmp

Filesize
176KB

Download
memory/4784-2-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4784-6-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/4784-11-0x00000000021C0000-0x00000000021EC000-memory.dmp

Filesize
176KB

Download
memory/4784-13-0x00000000021F0000-0x000000000221C000-memory.dmp

Filesize
176KB

Download
memory/4784-14-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4784-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4784-27-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/4784-33-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download