1d4051c817f8893c717d1f55c6bd92d0359c86b6db79d7d453aae7f7db61249c

Analysis

max time kernel
133s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2022, 08:34

Target

SecuriteInfo.com.Variant.Bulz.342535.30390.exe
Size

4.3MB
MD5

523dd7b1a4a74fcab6f9649eb99a005d
SHA1

f634d2ab3432bf15aeb9f738547ab0302f3d5ff3
SHA256

1d4051c817f8893c717d1f55c6bd92d0359c86b6db79d7d453aae7f7db61249c
SHA512

a9c3c15bf83290bfd1a5778fa65dba4d2f0e046f6130f99661a2aef768e6694c7d56eda0747cbed47cc7f0422796440c5ef4f6b785f669b62472f1a07fa66dce

Score

3^/10

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe
4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe
4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 448	4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe	81
PID 4444 wrote to memory of 448	4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe	81
PID 4444 wrote to memory of 448	4444	SecuriteInfo.com.Variant.Bulz.342535.30390.exe	81

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.342535.30390.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.342535.30390.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
  2⤵
  PID:448

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact