426fec334451663204948caea397a56aed58dec43de28c6a4fdaed7f6ce433fe

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25-01-2024 17:27

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General

Target

kolebot/dat/kmodule.dll
Size

3.0MB
MD5

7b58eeed2148d3a19110e7cac5c01237
SHA1

c314a9b08dd04cb370d756941e48ad2ebb9ade6d
SHA256

8b991944797c991a8e6362275abb6008cee8e1f014c5edc6627aa230ea8d5f8d
SHA512

472062d6ab0e7ff4f8870620b376eac0e29c9f4accd81ad8f5c74e8625283984df3eb99d52d07f6cc18f6790e76204cedea710dcd11730d54d70cff90e26db78
SSDEEP

98304:YgE2MvZYs03233IZ7pGS5NWrFvgGebQxHteiL9K/tXcm434ZTJ2aA1GzdfwWizwe:YgnMvZYs0Ps

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Wine	rundll32.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral3/memory/2216-0-0x0000000001F90000-0x0000000002298000-memory.dmp	themida
behavioral3/memory/2216-1-0x0000000001F90000-0x0000000002298000-memory.dmp	themida
behavioral3/memory/2216-2-0x0000000001F90000-0x0000000002298000-memory.dmp	themida
behavioral3/memory/2216-3-0x0000000001F90000-0x0000000002298000-memory.dmp	themida

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2216	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2216	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28
PID 1476 wrote to memory of 2216	1476	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\kolebot\dat\kmodule.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\kolebot\dat\kmodule.dll,#1
  2⤵
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2216

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

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2216-0-0x0000000001F90000-0x0000000002298000-memory.dmp

Filesize
3.0MB

Download
memory/2216-1-0x0000000001F90000-0x0000000002298000-memory.dmp

Filesize
3.0MB

Download
memory/2216-2-0x0000000001F90000-0x0000000002298000-memory.dmp

Filesize
3.0MB

Download
memory/2216-3-0x0000000001F90000-0x0000000002298000-memory.dmp

Filesize
3.0MB

Download
memory/2216-4-0x0000000000950000-0x000000000095E000-memory.dmp

Filesize
56KB

Download