lockbit | ca1fb28418a3e3f67244a10d55415cc735773af5754306652bb3d93b8fcfe9d8

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-10-2024 01:32

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General

Target

2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe
Size

148KB
MD5

7fdfadb6a9e0342353fd582dcf1ef692
SHA1

0861e0d3140e00897845641ecc2bb66e76482593
SHA256

ca1fb28418a3e3f67244a10d55415cc735773af5754306652bb3d93b8fcfe9d8
SHA512

f99e6a490adda8708ed617a0ff48dadb32b6d1c7df447d1441b5b41898c560b8e432ec54258520407fcc8a2f7674dadda7ee0e88b76a444cd9586c31defaf6c1
SSDEEP

3072:WWB9flXLpiL/ZTyCwywdm4YRu6CfDH3hKfot22n8mOR:WmNXLqReCwNLAfCfDRKwr8hR

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/1700-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit
behavioral1/memory/1700-1-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1704	1700	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:

2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe

description	pid	Process	procid_target
PID 1700 wrote to memory of 1704	1700	2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe	30
PID 1700 wrote to memory of 1704	1700	2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe	30
PID 1700 wrote to memory of 1704	1700	2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe	30
PID 1700 wrote to memory of 1704	1700	2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-16_7fdfadb6a9e0342353fd582dcf1ef692_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 88
  2⤵
  - Program crash
  PID:1704

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

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Downloads

memory/1700-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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memory/1700-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download