lockbit | d6ed327d29b7f9d8487688ae7c28cd47344c8cac1ba050057e059a6c6b238492

Analysis

max time kernel
15s
max time network
18s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-07-2024 06:55

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General

Target

2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe
Size

149KB
MD5

7242462d7a521f5569d755502253522d
SHA1

1f3f8eec829d77853735d948785c1a538c9ec22f
SHA256

d6ed327d29b7f9d8487688ae7c28cd47344c8cac1ba050057e059a6c6b238492
SHA512

9eccc61d812116d28cdc7dcf1e6f52521c6e8bb69225d3c233900fa502de00fcd3ffe1ea49ef3c6502178428c18fd34f8cd5e4dfe9aa2a3a35ce32af04a78826
SSDEEP

3072:z6UVKY34RrSpfN6pDX0+1gBYPpue+xtDAZlakJ3JrfMz/7lK:GUgzRr4fNODXf/pufxtDAiOFMrk

Score

10^/10

lockbit discovery ransomware

Malware Config

Signatures

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/1328-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2316	1328	WerFault.exe	29

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

Processes:

2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe

description	pid	Process	procid_target
PID 1328 wrote to memory of 2316	1328	2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe	30
PID 1328 wrote to memory of 2316	1328	2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe	30
PID 1328 wrote to memory of 2316	1328	2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe	30
PID 1328 wrote to memory of 2316	1328	2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-28_7242462d7a521f5569d755502253522d_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1328 -s 88
  2⤵
  - Program crash
  PID:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1328-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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