459a5cdce5a8807183c7e76468ade9922e44e9c0cfaf19694968b5258a819560

Analysis

max time kernel
35s
max time network
44s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 21:18

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General

Target

459a5cdce5a8807183c7e76468ade9922e44e9c0cfaf19694968b5258a819560.dll
Size

1.4MB
MD5

5f694485f38ade6340a0d7939d91de3c
SHA1

792249e1e7892fabe1434a18c12a082a0ecc12fc
SHA256

459a5cdce5a8807183c7e76468ade9922e44e9c0cfaf19694968b5258a819560
SHA512

cd4fa0d98663f5fed934697b2c03abab966a75a1feb911e14807a82b02bba6ad17fcfc974485efc297ac430b5d41e5d01e2f1ae0d9d6f339b13efaae9d66e530
SSDEEP

24576:YupbgxFrk3Z+FQ22VV03bbxYc9DoXGupWuPo/VaycTw92h:Xpb8Wk2H0r2SD/VfCh

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-1-5-21-999675638-2867687379-27515722-1000\Software\Wine rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Wine	rundll32.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/2028-56-0x0000000001ED0000-0x0000000002274000-memory.dmp	themida
behavioral1/memory/2028-57-0x0000000001ED0000-0x0000000002274000-memory.dmp	themida
behavioral1/memory/2028-58-0x0000000001ED0000-0x0000000002274000-memory.dmp	themida

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

rundll32.exe

pid process

2028 rundll32.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

2028 rundll32.exe

pid	process
2028	rundll32.exe

pid	process
2028	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe
PID 1872 wrote to memory of 2028	1872	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\459a5cdce5a8807183c7e76468ade9922e44e9c0cfaf19694968b5258a819560.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1872

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\459a5cdce5a8807183c7e76468ade9922e44e9c0cfaf19694968b5258a819560.dll,#1
2⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2028

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/2028-54-0x0000000000000000-mapping.dmp

Download
memory/2028-55-0x0000000075841000-0x0000000075843000-memory.dmp

Filesize
8KB

Download
memory/2028-56-0x0000000001ED0000-0x0000000002274000-memory.dmp

Filesize
3.6MB

Download
memory/2028-57-0x0000000001ED0000-0x0000000002274000-memory.dmp

Filesize
3.6MB

Download
memory/2028-58-0x0000000001ED0000-0x0000000002274000-memory.dmp

Filesize
3.6MB

Download