lockbit | 2418d41b9513f6b1e0b67abd76b8e56a53658d5e0cdbf1351d8de4f45b20d240

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-10-2024 10:18

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General

Target

2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe
Size

146KB
MD5

edb4eb871ee14a260594e6d8316d9613
SHA1

ebccaa23e9c4cadab32bd6abd49e84f4c40997ed
SHA256

2418d41b9513f6b1e0b67abd76b8e56a53658d5e0cdbf1351d8de4f45b20d240
SHA512

9e4fe7454e9b42a559e77fa64c7b6c9b7ac290b4e40b5e4ebdaecce3f2495559ce91b359e70825c4ba2b671b3d81bc0ae6140a64ae4a444b1fc1ebf33aa115d7
SSDEEP

3072:aYiDnDiWTKM+vnYCJQ1YU/PrBpxwxdVnDg5p48PEF/eU6Aa:ajDB+vnNJQu8BjwRMtPEF/xa

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 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2012-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_lockbit
behavioral1/memory/2012-1-0x0000000000400000-0x0000000000428000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1600	2012	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:

2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe

description	pid	Process	procid_target
PID 2012 wrote to memory of 1600	2012	2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe	30
PID 2012 wrote to memory of 1600	2012	2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe	30
PID 2012 wrote to memory of 1600	2012	2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe	30
PID 2012 wrote to memory of 1600	2012	2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-19_edb4eb871ee14a260594e6d8316d9613_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 88
  2⤵
  - Program crash
  PID:1600

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/2012-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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memory/2012-1-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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