4d5e9a81aaec53df6bcade23ae5638527224affdfa165c72fe16299131bb1450

Analysis

max time kernel
103s
max time network
29s
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/email/errors.py
Size

3KB
MD5

ca7146de1adb8d557bcb13b4fc941038
SHA1

79ccd0a82b25f9eaa786743f1ddefc8eaeb949f1
SHA256

ebcbb5debc77b9ec0d44dce1892c861228b0b6a51fafc5fb03dba595db7d4326
SHA512

6af4e9f8f6c5d0f2dd62ac66eb534eeb48c71ef22c95d4b8659515a8fc297d07fd1735ac3fbb819eb88ffc3599b381c789962a12e143b430a48f0134e76d477c

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
2768	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2768	AcroRd32.exe
2768	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 2808	1020	cmd.exe	30
PID 1020 wrote to memory of 2808	1020	cmd.exe	30
PID 1020 wrote to memory of 2808	1020	cmd.exe	30
PID 2808 wrote to memory of 2768	2808	rundll32.exe	31
PID 2808 wrote to memory of 2768	2808	rundll32.exe	31
PID 2808 wrote to memory of 2768	2808	rundll32.exe	31
PID 2808 wrote to memory of 2768	2808	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\email\errors.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:1020
- 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\email\errors.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2808
- - 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\email\errors.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2768

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
ed5b7444d9b46ac650a23a844040d492

SHA1
0838a9f16cb5f572bd75c4b50365cccafa2064cd

SHA256
bd8585177bae96033516f1a83051c8f2557220392f7495515a0d8058ac843c0e

SHA512
06d1b67b12f8426f2d5b215f60625dd1822ccf54532b1c86cbd89cc8f05ca7decd8005ee77da011150b710c68e7584cf0c9b3c249fed003aecc5276cf951373b

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