bd893b156a1b5e7afe9ed923886fe9ec8d19a25882a636cf77f018cc7224eaa4

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 18:29

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General

Target

SilverBullet-1.1.4/README.md
Size

1KB
MD5

128898dd021487f256d789884c80ea37
SHA1

e8922c47f3534112722067023f6915c0a6932cef
SHA256

4f5e75982d568a504a53aa723b1ed60685ecfd004f4c596447d055f63bb83e33
SHA512

c3fb0640d730180ea13f524559eb9a32047aa93ceab2bb60075bc96e7c35324e6eec51575b3593c10ce9838c26edbb7458ba01d9556357177e9625c258d82655

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-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2800	2136	cmd.exe	31
PID 2136 wrote to memory of 2800	2136	cmd.exe	31
PID 2136 wrote to memory of 2800	2136	cmd.exe	31
PID 2800 wrote to memory of 2712	2800	rundll32.exe	32
PID 2800 wrote to memory of 2712	2800	rundll32.exe	32
PID 2800 wrote to memory of 2712	2800	rundll32.exe	32
PID 2800 wrote to memory of 2712	2800	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\SilverBullet-1.1.4\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SilverBullet-1.1.4\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2800
- - 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-1.1.4\README.md"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2712

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
feb213778097b3e86ed9ea562bf9abb7

SHA1
eb68ec0b5497e3c68ef10b4d75e035c5063ce5e2

SHA256
681672fa5aecfd31e7cf71d9d350652351a7e2a6f2ef64981f023d9eb19d34f0

SHA512
2edc0d2f8fac344676d9b4a3d2351fbee37468c4fbd1e7f0a8fd0b85a5953c1b51edd49e990b45e5467a2fff550722fafa46628532123a8c38ead69c3a16745b

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