gcleaner | b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 09:34

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General

Target

b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe
Size

401KB
MD5

1109b55da15dc95c8d6887c559cd8f7e
SHA1

2053f81200e37b3c95933fd9e6b889b4fe83bd7e
SHA256

b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c
SHA512

4edc64eea5b454699f84df01645b75387bb825935d16ab11af8dfb1229edc9549b25eec00e5684d2b0a4aef5e372e0acc05871178f72ee400dddbe86bcde6c2e
SSDEEP

6144:SIAvu3x1GEVMtDURIvEk3GaXBBQfAO0ITVY75z4XShqe+nPr1ljy:SIUu3XZVMtDBvXhkVRTVYlznqe+Pr1E

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

ppp-gl.biz

45.9.20.13

Signatures

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

OnlyLogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2292-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2292-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2292-5-0x0000000000400000-0x0000000002DBC000-memory.dmp	family_onlylogger
behavioral1/memory/2292-3-0x0000000000400000-0x0000000002DBC000-memory.dmp	family_onlylogger
behavioral1/memory/2292-6-0x0000000000400000-0x0000000002DBC000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2000	cmd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1768	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2000	2292	b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe	28
PID 2292 wrote to memory of 2000	2292	b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe	28
PID 2292 wrote to memory of 2000	2292	b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe	28
PID 2292 wrote to memory of 2000	2292	b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe	28
PID 2000 wrote to memory of 1768	2000	cmd.exe	30
PID 2000 wrote to memory of 1768	2000	cmd.exe	30
PID 2000 wrote to memory of 1768	2000	cmd.exe	30
PID 2000 wrote to memory of 1768	2000	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe
"C:\Users\Admin\AppData\Local\Temp\b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "b7d59a03bc8a405793ad211981c8e38d43884c56b1095470eaeb2b8d4bf7f00c.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1768

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

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Downloads

memory/2292-1-0x0000000002F90000-0x0000000003090000-memory.dmp

Filesize
1024KB

Download
memory/2292-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2292-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2292-5-0x0000000000400000-0x0000000002DBC000-memory.dmp

Filesize
41.7MB

Download
memory/2292-3-0x0000000000400000-0x0000000002DBC000-memory.dmp

Filesize
41.7MB

Download
memory/2292-6-0x0000000000400000-0x0000000002DBC000-memory.dmp

Filesize
41.7MB

Download