gcleaner | c59936583515ced910e0b83cd5ddb2a973e0dff9c3b02a7bdaf849d714e39b13

Analysis

max time kernel
30s
max time network
32s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
07/06/2024, 02:49

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General

Target
f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe
Size 356KB
Sample240607-da345she94
SHA256 f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a
MD5 a4e1ec21716bd7d656a40b7e3cc58afa
SHA1 42e87479f47d2af2a21d8fba8213bbbafba84156
SHA512 afa5b2162d3268cdc6a27a6ae95d29808609bd657848a7a575a1cff523f36d3c1759345f3aed4d7bb4a7d14a7a9a4253bb594685f8bd22a84f9893fcd1764021
SSDEEP 3072:zsiFPlBYC8u66vuQMBJFADj0L23++QFKpjwbKdSBOWBE4RnkVpTADYHPIRLSp191:zVlnZOKjiWibKd8envQLSp/1H/uIxT
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90
5.42.64.56
185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader 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 9 IoCs

pid	pid_target	Process	procid_target
5000	1688	WerFault.exe	82
5016	1688	WerFault.exe	82
1812	1688	WerFault.exe	82
1444	1688	WerFault.exe	82
2636	1688	WerFault.exe	82
4484	1688	WerFault.exe	82
3292	1688	WerFault.exe	82
1984	1688	WerFault.exe	82
4576	1688	WerFault.exe	82

Kills process with taskkill 1 IoCs

evasion

pid	Process
1292	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe
"C:\Users\Admin\AppData\Local\Temp\f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe"
1⤵
PID:1688
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 456
  2⤵
  - Program crash
  PID:5000
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 768
  2⤵
  - Program crash
  PID:5016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 804
  2⤵
  - Program crash
  PID:1812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 804
  2⤵
  - Program crash
  PID:1444
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 800
  2⤵
  - Program crash
  PID:2636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 944
  2⤵
  - Program crash
  PID:4484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 948
  2⤵
  - Program crash
  PID:3292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 1324
  2⤵
  - Program crash
  PID:1984
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe" & exit
  2⤵
  PID:2024
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "f66f7bde132e98f39e3b111dcd948283b01e2ecd8b675a39ddd8091584338c3a.exe" /f
    3⤵
    - Kills process with taskkill
    PID:1292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 1592
  2⤵
  - Program crash
  PID:4576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1688 -ip 1688
1⤵
PID:1732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1688 -ip 1688
1⤵
PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1688 -ip 1688
1⤵
PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1688 -ip 1688
1⤵
PID:2808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1688 -ip 1688
1⤵
PID:3132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1688 -ip 1688
1⤵
PID:960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1688 -ip 1688
1⤵
PID:2816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1688 -ip 1688
1⤵
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1688 -ip 1688
1⤵
PID:2480

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

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Downloads

advdlc[1].htm

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\CMPDKH9Q\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

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memory/1688-1-0x0000000000780000-0x0000000000880000-memory.dmp

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memory/1688-2-0x00000000022A0000-0x00000000022DC000-memory.dmp

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memory/1688-3-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/1688-8-0x0000000010000000-0x000000001001C000-memory.dmp

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memory/1688-13-0x0000000000400000-0x0000000000692000-memory.dmp

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memory/1688-19-0x0000000000780000-0x0000000000880000-memory.dmp

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memory/1688-23-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/1688-34-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/1688-33-0x0000000000400000-0x0000000000692000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads