88595ad1c40c4faca9fbd5e6ca7b9a6362528fdbfa81d73334a9c1ce76beaeeb

Resubmissions

28-04-2024 01:33

240428-byl5esdb52 9

28-04-2024 01:29

240428-bwmm6sdd6y 9

Analysis

max time kernel
30s
max time network
31s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 01:29

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General

Target

goldgoldogldolgoldoglgoldfoldgoldogl.exe
Size

5.7MB
MD5

d1537172b59fb75bc967366a7753c09a
SHA1

b425193c73307efb699d35aa2fae1342870a7dd1
SHA256

88595ad1c40c4faca9fbd5e6ca7b9a6362528fdbfa81d73334a9c1ce76beaeeb
SHA512

0c13c4da8369c351fdf00ab41c6b105e9eaf59352b914e762da5c5d5c648d579527d26c7c45d38f804f931565fc9f46e01b7ceb7f498f5a34cc0f44d072bf132
SSDEEP

98304:h/WMW3SID8VwnLrzpKIXW1gnHjDwkCjM59H:gMW3WVWzpKIJH3wkCjM59H

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ goldgoldogldolgoldoglgoldfoldgoldogl.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	goldgoldogldolgoldoglgoldfoldgoldogl.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

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	goldgoldogldolgoldoglgoldfoldgoldogl.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	goldgoldogldolgoldoglgoldfoldgoldogl.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/2928-0-0x0000000140000000-0x00000001405BA000-memory.dmp	themida
behavioral2/memory/2928-1-0x0000000140000000-0x00000001405BA000-memory.dmp	themida
behavioral2/memory/2928-3-0x0000000140000000-0x00000001405BA000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	goldgoldogldolgoldoglgoldfoldgoldogl.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

pid process

2928 goldgoldogldolgoldoglgoldfoldgoldogl.exe
2928 goldgoldogldolgoldoglgoldfoldgoldogl.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

pid process

2928 goldgoldogldolgoldoglgoldfoldgoldogl.exe
2928 goldgoldogldolgoldoglgoldfoldgoldogl.exe

pid	process
2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe
2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe

pid	process
2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe
2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

goldgoldogldolgoldoglgoldfoldgoldogl.exe

description	pid	process	target process
PID 2928 wrote to memory of 3436	2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe	cmd.exe
PID 2928 wrote to memory of 3436	2928	goldgoldogldolgoldoglgoldfoldgoldogl.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\goldgoldogldolgoldoglgoldfoldgoldogl.exe
"C:\Users\Admin\AppData\Local\Temp\goldgoldogldolgoldoglgoldfoldgoldogl.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2928

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c cls
2⤵
PID:3436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2928-0-0x0000000140000000-0x00000001405BA000-memory.dmp

Filesize
5.7MB

Download
memory/2928-1-0x0000000140000000-0x00000001405BA000-memory.dmp

Filesize
5.7MB

Download
memory/2928-2-0x00007FF911650000-0x00007FF911845000-memory.dmp

Filesize
2.0MB

Download
memory/2928-3-0x0000000140000000-0x00000001405BA000-memory.dmp

Filesize
5.7MB

Download
memory/2928-6-0x00007FF911650000-0x00007FF911845000-memory.dmp

Filesize
2.0MB

Download