lockbit | b094665ec4cdca6d8e9b9f63d8d71b1b9263eda12f1fdd1d8aa820dbf4c231f6

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
15-03-2024 20:56

Target

Build/LB3_pass.exe
Size

149KB
MD5

7a9c8d168cbd79477a23f995fcef37b7
SHA1

bda1ac31cc3b9087e6ab2696f3e956c034f481dc
SHA256

9cadbedcd88c2005cbaddb3c9a3dc7baae32ee50d1893a7cefd12261dbf69c62
SHA512

222c5c1e8054c00b0d5d5a5c4f12c06ce3b792c230d2c5293752dcca247c73b336da8756f6762fc3fc8bb85aa9d08f9a4c793b8843b578ac1fb37925821c4ef7
SSDEEP

3072:5MKDtv/cqFbkyAD8UvR3rO4H9TKvfpN7pLXyKuwYXAlboLU/ux0feApQ:mKDhzFlADRvRi7fp55l8AFoLU/KZA6

Score

10^/10

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs

resource	yara_rule
behavioral13/memory/2364-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2328	2364	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2328	2364	LB3_pass.exe	28
PID 2364 wrote to memory of 2328	2364	LB3_pass.exe	28
PID 2364 wrote to memory of 2328	2364	LB3_pass.exe	28
PID 2364 wrote to memory of 2328	2364	LB3_pass.exe	28

C:\Users\Admin\AppData\Local\Temp\Build\LB3_pass.exe
"C:\Users\Admin\AppData\Local\Temp\Build\LB3_pass.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 88
  2⤵
  - Program crash
  PID:2328

memory/2364-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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