gcleaner | 5d9dc24f2de724f0921574f0589d39f79cbdd85cc817a6345267aa9aa9632a2b

Resubmissions

07-01-2024 18:07

240107-wqhr9abfcn 10

15-01-2022 08:40

220115-kkxhnsdham 10

Analysis

max time kernel
131s
max time network
139s
platform
windows10-1703_x64
resource
win10-20231220-en
resource tags

arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system
submitted
07-01-2024 18:07

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General

Target

084867eab2023c445721b0cd205ce47a.exe
Size

419KB
MD5

084867eab2023c445721b0cd205ce47a
SHA1

0f465ee53425b4c9a963f6ecfe1119840fa810d7
SHA256

5d9dc24f2de724f0921574f0589d39f79cbdd85cc817a6345267aa9aa9632a2b
SHA512

58ec053935a7d8e2f206f3ecf76ab575dcf95736f1f23c2b8944ff4e5c31b3f6faaef20cd959a8206003c298e82770f456261a3122f815dd6347f08dd1992c3c
SSDEEP

6144:pryICqvsNS64vmvH3uSlMe1DjJY4aUWXCZnMDHzfA2PjdlIJfD0:pryIC2SHhMexi48y1MDTfA2dlq

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

web-stat.biz

privatevolume.bi

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger

OnlyLogger payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3704-1-0x0000000000670000-0x0000000000770000-memory.dmp	family_onlylogger
behavioral2/memory/3704-2-0x00000000005E0000-0x000000000062C000-memory.dmp	family_onlylogger
behavioral2/memory/3704-3-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger
behavioral2/memory/3704-4-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger

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

System Information Discovery
T1082

Program crash 6 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
212	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe
2964	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe
4028	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe
3172	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe
2684	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe
3788	3704	WerFault.exe	084867eab2023c445721b0cd205ce47a.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4600 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4600 taskkill.exe

pid	process
4600	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4600	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

084867eab2023c445721b0cd205ce47a.execmd.exe

description	pid	process	target process
PID 3704 wrote to memory of 5084	3704	084867eab2023c445721b0cd205ce47a.exe	cmd.exe
PID 3704 wrote to memory of 5084	3704	084867eab2023c445721b0cd205ce47a.exe	cmd.exe
PID 3704 wrote to memory of 5084	3704	084867eab2023c445721b0cd205ce47a.exe	cmd.exe
PID 5084 wrote to memory of 4600	5084	cmd.exe	taskkill.exe
PID 5084 wrote to memory of 4600	5084	cmd.exe	taskkill.exe
PID 5084 wrote to memory of 4600	5084	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe
"C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 744
  2⤵
  - Program crash
  PID:212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 792
  2⤵
  - Program crash
  PID:2964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 748
  2⤵
  - Program crash
  PID:4028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 880
  2⤵
  - Program crash
  PID:3172
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 940
  2⤵
  - Program crash
  PID:2684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 980
  2⤵
  - Program crash
  PID:3788
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "084867eab2023c445721b0cd205ce47a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5084
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "084867eab2023c445721b0cd205ce47a.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4600

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/3704-1-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/3704-2-0x00000000005E0000-0x000000000062C000-memory.dmp

Filesize
304KB

Download
memory/3704-3-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download
memory/3704-4-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download