4d5e9a81aaec53df6bcade23ae5638527224affdfa165c72fe16299131bb1450

Analysis

max time kernel
121s
max time network
135s
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/_policybase.py
Size

14KB
MD5

fb9fd66ec92a30a515aef85c6dea7c46
SHA1

9aea66c3a8c27b69c0d107bb91fa17c7e1a1f5eb
SHA256

fd686dc8ed93de8e70d775c02b7c54a3b5493834c0eb4c8a1efcd92678e2f92b
SHA512

a387cbbd529e9f7453ade7321174e1a764b6990a4c2210c7f9b2b6a39b7b039c102849851c14b16b4f299f9bb43d1e1c50b4254e47177829449c625500737e22
SSDEEP

192:5XWVeJxZKF8mJJV22bqcOJ5Ad/8s/4kdztLEldnDm8J+Uc7XaRiZFe++Gk:5XNXKnJQedf/4M5LEXn/2Fy

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-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2660	AcroRd32.exe
2660	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2064	1996	cmd.exe	32
PID 1996 wrote to memory of 2064	1996	cmd.exe	32
PID 1996 wrote to memory of 2064	1996	cmd.exe	32
PID 2064 wrote to memory of 2660	2064	rundll32.exe	33
PID 2064 wrote to memory of 2660	2064	rundll32.exe	33
PID 2064 wrote to memory of 2660	2064	rundll32.exe	33
PID 2064 wrote to memory of 2660	2064	rundll32.exe	33

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\_policybase.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- 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\_policybase.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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\_policybase.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2660

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
17f319dc963a109af38ccf9d859f4b35

SHA1
f6f7297c8ee5d221719878868856e5b6d6670176

SHA256
72b3da465845056d66e6e96783572489178f0f474eeb9139e7523ba6b64377f4

SHA512
5987ed59f4add0e191cd42550392157ada58476484302a3c9e856be6233e37974ae31fb0f7e538e8867ba22a6883ff55907d77e34f0d5fc659395b36991a6460

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