lockbit | ee34c03c305976b84ae4cf7f87e0a2ebe28d78e66078d34c423c4c66822f597c

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
08-06-2024 06:31

Target

2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe
Size

143KB
MD5

447dcd624dc917f7eadbdb22ab9baa67
SHA1

ed9e47ff71b484510577bb77c8cee931426ae62a
SHA256

ee34c03c305976b84ae4cf7f87e0a2ebe28d78e66078d34c423c4c66822f597c
SHA512

33a6778d66179f62c4bf71c99ec443d6fda17e12dfa2e1d6e039d37ea9d2027a10640b4531d872b0ab23f67f121637c15bc63e126f9df52e7457093287732097
SSDEEP

3072:bM6/eK8F3n8jXTxJAFA1sRuht51DksJ72eWUoT4:bX/yn8jLAFA1uuhz1DB04

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

Processes:

resource	yara_rule
behavioral1/memory/2740-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1252	2740	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe

description	pid	Process	procid_target
PID 2740 wrote to memory of 1252	2740	2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe	28
PID 2740 wrote to memory of 1252	2740	2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe	28
PID 2740 wrote to memory of 1252	2740	2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe	28
PID 2740 wrote to memory of 1252	2740	2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-08_447dcd624dc917f7eadbdb22ab9baa67_lockbit.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 88
  2⤵
  - Program crash
  PID:1252

memory/2740-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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