4d5e9a81aaec53df6bcade23ae5638527224affdfa165c72fe16299131bb1450

Analysis

max time kernel
111s
max time network
30s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 11:36

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General

Target

SilverBullet.1.4.1.Pro/SilverBullet 1.4.1 [Pro]/lib/dummy_threading.py
Size

2KB
MD5

dc8672871313392fc332801bd40c1181
SHA1

e5c0e2450b9d70722daef79ff4c96feb506e1d43
SHA256

9514afef8f805a4cf87a0289beb36e5484687e59e8f8664ac4371f934928ddb3
SHA512

3d9e11f981789326ee646d5aaa372c43ab7489d317c5cf2322a144bfd67a5715e45fb45ff95be71797c068f88f5586b4aea0a1bb63cbf4122089fdf4c1a6380f

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 2804	3052	cmd.exe	30
PID 3052 wrote to memory of 2804	3052	cmd.exe	30
PID 3052 wrote to memory of 2804	3052	cmd.exe	30
PID 2804 wrote to memory of 3020	2804	rundll32.exe	31
PID 2804 wrote to memory of 3020	2804	rundll32.exe	31
PID 2804 wrote to memory of 3020	2804	rundll32.exe	31
PID 2804 wrote to memory of 3020	2804	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\SilverBullet.1.4.1.Pro\SilverBullet 1.4.1 [Pro]\lib\dummy_threading.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SilverBullet.1.4.1.Pro\SilverBullet 1.4.1 [Pro]\lib\dummy_threading.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\SilverBullet.1.4.1.Pro\SilverBullet 1.4.1 [Pro]\lib\dummy_threading.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
dd1016f53d00ace3a594f9506d1e8555

SHA1
a64ac0883c67e3f711b517444bb122b302ca9f7c

SHA256
a17dd015181ecd0b67c0dc219a3339e7e21405899462fb823d17f73019125e8b

SHA512
fa47b31721d89d1a95928c5c445f56afa207a6055eec9771ee9bb576071849408b7e53a7590091444fcf22f2173728945606332d12d2a62a9326376d04915537

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