lockbit | 34ae59b7acc09c2e82625640cae82c5158b649db1418ddbaa24138b51f1722c5

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27-01-2024 16:14

Target

LockBit-Black-Builder-main/LockBit30/Build/LB3_pass.exe
Size

149KB
MD5

4f6c3752e20422203d1bd00acb082ba5
SHA1

2d648879014bf464bf3ed640642c9f7665115ad4
SHA256

500eeeb1927f1fb9304a2167d6ea7e318d242da0c68e03f3ec60d704acfa0add
SHA512

310c78b0057ec044ce14eb4242729f958f4de2d3cb8cc8f8052d8b6ead5ff692a870ec027204dffb3fe3951e6c8bc5b59d6a21046c66643e7d14ac3a88c31271
SSDEEP

3072:lX6v7dL14It1Zvcb4n8uqlWpwkC/Va7U6JDN9ZiIyOmYNeZaVi:lIR1NPZO4n8VlWpKp6DliIyO/En

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/2548-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	2548	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2520	2548	LB3_pass.exe	28
PID 2548 wrote to memory of 2520	2548	LB3_pass.exe	28
PID 2548 wrote to memory of 2520	2548	LB3_pass.exe	28
PID 2548 wrote to memory of 2520	2548	LB3_pass.exe	28

C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit30\Build\LB3_pass.exe
"C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit30\Build\LB3_pass.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 88
  2⤵
  - Program crash
  PID:2520

memory/2548-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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