gcleaner | 14695a4f6c01cc2f762df29263a4f95cb6eae0c09b5b4bd018c5e3a827078236

General

Target
1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe
Size 317KB
Sample240531-bwfvmabb32
SHA256 1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d
MD5 3cd02713227be104b47acc54bea466bd
SHA1 c2c8159cdd47af2f2818717fb4e69b63008dff69
SHA512 13079334cb6dcb9a8a1475b2a8840a922dd21de87cb5d468dba1c98c0719176f0f612657ed6c5966bdc54087e820197e5e455e989f66c92d7e8ae6e9b7d3fb82
SSDEEP 6144:nRYSFWnH7dh+aSj/cAS8GM1pqg+mG6sxg1uPumh:RYSFWnzebcAGd7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe

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
4016	1072	WerFault.exe	80
3540	1072	WerFault.exe	80
4336	1072	WerFault.exe	80
4116	1072	WerFault.exe	80
4464	1072	WerFault.exe	80
384	1072	WerFault.exe	80
4816	1072	WerFault.exe	80
3992	1072	WerFault.exe	80
4316	1072	WerFault.exe	80

Kills process with taskkill 1 IoCs

evasion

pid	Process
2056	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 2712	1072	1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe	106
PID 1072 wrote to memory of 2712	1072	1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe	106
PID 1072 wrote to memory of 2712	1072	1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe	106
PID 2712 wrote to memory of 2056	2712	cmd.exe	110
PID 2712 wrote to memory of 2056	2712	cmd.exe	110
PID 2712 wrote to memory of 2056	2712	cmd.exe	110

C:\Users\Admin\AppData\Local\Temp\1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe
"C:\Users\Admin\AppData\Local\Temp\1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1072
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 748
  2⤵
  - Program crash
  PID:4016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 780
  2⤵
  - Program crash
  PID:3540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 800
  2⤵
  - Program crash
  PID:4336
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 844
  2⤵
  - Program crash
  PID:4116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 880
  2⤵
  - Program crash
  PID:4464
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 980
  2⤵
  - Program crash
  PID:384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 1004
  2⤵
  - Program crash
  PID:4816
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 1400
  2⤵
  - Program crash
  PID:3992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "1eacae04a5a279b1e3a8f6e290d01a60f3af2fab915151abd127f3227d68707d.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 1444
  2⤵
  - Program crash
  PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1072 -ip 1072
1⤵
PID:3448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1072 -ip 1072
1⤵
PID:4896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1072 -ip 1072
1⤵
PID:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 1072 -ip 1072
1⤵
PID:3256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 1072 -ip 1072
1⤵
PID:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 1072 -ip 1072
1⤵
PID:4040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 1072 -ip 1072
1⤵
PID:1912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 616 -p 1072 -ip 1072
1⤵
PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 1072 -ip 1072
1⤵
PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\6E1TJXL2\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

Submit Download

memory/1072-1-0x0000000002020000-0x0000000002120000-memory.dmp

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memory/1072-2-0x0000000002120000-0x000000000214D000-memory.dmp

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memory/1072-3-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1072-8-0x0000000000400000-0x0000000001F9C000-memory.dmp

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memory/1072-14-0x0000000002120000-0x000000000214D000-memory.dmp

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memory/1072-13-0x0000000002020000-0x0000000002120000-memory.dmp

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memory/1072-16-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1072-23-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/1072-22-0x0000000000400000-0x0000000001F9C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads