301d3a3cb2decffad3f3e850e0cb8907d690859fd091fe7c1c067e3e113376f0

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 10:18

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General

Target

301d3a3cb2decffad3f3e850e0cb8907d690859fd091fe7c1c067e3e113376f0.dll
Size

783KB
MD5

1bae4df56f24a52942b126eb420126a1
SHA1

434401c158bd65e907b8babf3f6df0130ab6c7cc
SHA256

301d3a3cb2decffad3f3e850e0cb8907d690859fd091fe7c1c067e3e113376f0
SHA512

a025b9691f5032eaba396524d46f5674df8eda08a10f193307dae7ffbb837e47d8e9a2842b5cbe627e6b5b2f3e06ff5675cf8079bb7f377b456c12d91ecfaabb
SSDEEP

24576:yOPEZOLsZdFEsAMjjnthhEMxJu7ez1Q7:n4Eep8YuGQ

Score

7^/10

evasion themida

Malware Config

Signatures

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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Wine rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Wine	rundll32.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/612-133-0x0000000000400000-0x00000000005BB000-memory.dmp	themida
behavioral2/memory/612-135-0x0000000000400000-0x00000000005BB000-memory.dmp	themida

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3440 wrote to memory of 612	3440	rundll32.exe	rundll32.exe
PID 3440 wrote to memory of 612	3440	rundll32.exe	rundll32.exe
PID 3440 wrote to memory of 612	3440	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\301d3a3cb2decffad3f3e850e0cb8907d690859fd091fe7c1c067e3e113376f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3440

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\301d3a3cb2decffad3f3e850e0cb8907d690859fd091fe7c1c067e3e113376f0.dll,#1
2⤵
- Identifies Wine through registry keys
PID:612

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/612-132-0x0000000000000000-mapping.dmp

Download
memory/612-133-0x0000000000400000-0x00000000005BB000-memory.dmp

Filesize
1.7MB

Download
memory/612-134-0x0000000002590000-0x000000000262D000-memory.dmp

Filesize
628KB

Download
memory/612-135-0x0000000000400000-0x00000000005BB000-memory.dmp

Filesize
1.7MB

Download