gcleaner | eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc

General

Target

eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe
Size

1.9MB
MD5

032aa8264c2ccbdd008693fd9c29a1fb
SHA1

86a99c6498d68c8af759afd61ed56637a46bb016
SHA256

eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc
SHA512

bb5c07246b6bbac5ccfd26fd32e4f8fb1b337590593475ee8a289bb92a502d7f95c7f74dcfdf0c71389290ee4c415fb1328618d081e3c7dbb31a3a5c7aa8a679
SSDEEP

49152:Q1YqsFySZlhwRfuGoLE6MCAHAMIXDLX2gmDoOaU:QWZlhwRuG0fMCAFIXDy

Score

10^/10

gcleaner discovery evasion loader

Malware Config

Extracted

Family

gcleaner

C2

92.63.197.221

45.91.200.135

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2728	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2728	eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe

C:\Users\Admin\AppData\Local\Temp\eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe
"C:\Users\Admin\AppData\Local\Temp\eab9619df6b82520165d2b4455fbdf147077932f8f53b80d6adb9501e822cdbc.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2728-0-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-1-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2728-3-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-2-0x0000000000401000-0x0000000000427000-memory.dmp

Filesize
152KB

Download
memory/2728-4-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-6-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-7-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-8-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-9-0x0000000000401000-0x0000000000427000-memory.dmp

Filesize
152KB

Download
memory/2728-10-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-11-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-12-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-13-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-14-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-15-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-16-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-17-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-18-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-19-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-20-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-21-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-22-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-23-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download
memory/2728-24-0x0000000000400000-0x0000000000C62000-memory.dmp

Filesize
8.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads