4d5e9a81aaec53df6bcade23ae5638527224affdfa165c72fe16299131bb1450

Analysis

max time kernel
122s
max time network
138s
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/contentmanager.py
Size

10KB
MD5

ad6fc7997dd9c6935365c48549bc9261
SHA1

02e88537c7dd6a8be74a811fb8c0a3d964afc0ac
SHA256

272709a46f98ba0e0b515865818e1c81a2e5901c9a1bddddd12cf2d2ce23f449
SHA512

f33da549e6f2402d405eef2f615e7234ffaa6ad42d40fc9b01077c99da5eb7856c86cf1009c1894edc8847d074c4aa389ba868fbfc3736fbfd2e101235e881ec
SSDEEP

192:Nwnc3QJVGYLiVFwlTYzS8TC4EGKVDowVP7HmKd:NwnccVei8TC4iVvas

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-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2328	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2328	AcroRd32.exe
2328	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2844	2868	cmd.exe	29
PID 2868 wrote to memory of 2844	2868	cmd.exe	29
PID 2868 wrote to memory of 2844	2868	cmd.exe	29
PID 2844 wrote to memory of 2328	2844	rundll32.exe	32
PID 2844 wrote to memory of 2328	2844	rundll32.exe	32
PID 2844 wrote to memory of 2328	2844	rundll32.exe	32
PID 2844 wrote to memory of 2328	2844	rundll32.exe	32

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\contentmanager.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- 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\contentmanager.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2844
- - 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\contentmanager.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2328

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
adbbcec4e7e50db929d19de3f0431373

SHA1
b24581cc225b489deadbc9dbef00fa2b80bad2e6

SHA256
d9d23ca44d7ba4c461e4fd080e0dfa5da7e3dd863187046a3f84990b86560456

SHA512
18c4cef61988dc857a4cf24f019bc4f8025f01674944feb93e46c4ce2d8e5cdb59dc6b5f8cbd23f9714d6a11f46ce8d5b2c809026a20b19d0c4611c3d884cb2f

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