gcleaner | 03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2

Analysis

max time kernel
196s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240221-en
resource tags

arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
submitted
28/03/2024, 22:17

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General

Target

03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe
Size

316KB
MD5

6270f1801e2389eb5cf0e773460738c9
SHA1

1364b5f0562a063688dd3229b12030d85e524f6e
SHA256

03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2
SHA512

adc93a0b48b06bdf46b766f54a74eb05da4e6e36bda532b9b34c86762cb97d69d8f2dd50c616057f683fae50c917dc6c6e4cb8a0334390bb64c834eedddd7028
SSDEEP

3072:axSrqkYWoy8W+bV/XstA1aor+yllpPEJGYrlnX7oa4xSmhK2DC8DRsuwSG0g:axHy8W0aA1dlJEJGi7oa40mrDC8zG

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.65.115

Signatures

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

System Information Discovery
T1082

Program crash 8 IoCs

pid	pid_target	Process	procid_target
4876	4304	WerFault.exe	73
2668	4304	WerFault.exe	73
4540	4304	WerFault.exe	73
2332	4304	WerFault.exe	73
4412	4304	WerFault.exe	73
3340	4304	WerFault.exe	73
3564	4304	WerFault.exe	73
4788	4304	WerFault.exe	73

Kills process with taskkill 1 IoCs

evasion

pid	Process
2888	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 4216	4304	03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe	83
PID 4304 wrote to memory of 4216	4304	03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe	83
PID 4304 wrote to memory of 4216	4304	03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe	83
PID 4216 wrote to memory of 2888	4216	cmd.exe	85
PID 4216 wrote to memory of 2888	4216	cmd.exe	85
PID 4216 wrote to memory of 2888	4216	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe
"C:\Users\Admin\AppData\Local\Temp\03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 764
  2⤵
  - Program crash
  PID:4876
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 760
  2⤵
  - Program crash
  PID:2668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 840
  2⤵
  - Program crash
  PID:4540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 944
  2⤵
  - Program crash
  PID:2332
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 988
  2⤵
  - Program crash
  PID:4412
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 1112
  2⤵
  - Program crash
  PID:3340
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 1124
  2⤵
  - Program crash
  PID:3564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 1268
  2⤵
  - Program crash
  PID:4788
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4216
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "03525f80e4c679308884038c3726058398ee957fa885ddcf5d57087e4e28ebf2.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2888

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

memory/4304-1-0x0000000000D10000-0x0000000000E10000-memory.dmp

Filesize
1024KB

Download
memory/4304-2-0x0000000000B60000-0x0000000000B8D000-memory.dmp

Filesize
180KB

Download
memory/4304-3-0x0000000000400000-0x0000000000AF8000-memory.dmp

Filesize
7.0MB

Download
memory/4304-5-0x0000000000400000-0x0000000000AF8000-memory.dmp

Filesize
7.0MB

Download