lockbit | 5369d0261a7275f9e776bff7ee7082cf6d7920985af2e1f74cf1c860577a36e9

Analysis

max time kernel
81s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 17:06

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General

Target

2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe
Size

142KB
MD5

97e4b04c9a99259645db7ac536c797c4
SHA1

536b87b705d8f4e3f3bb56b3c7ae459d515753a9
SHA256

5369d0261a7275f9e776bff7ee7082cf6d7920985af2e1f74cf1c860577a36e9
SHA512

e45e10457669b3a619d3ac87246c8ed7046451d557ff621e07fba58be991f9d4caaa6d90214ba063424b3fb8e63690b7520c5623d2dc3c0affd9f931719fdaf6
SSDEEP

3072:SPEr2yWOQUaMigLWn5YRcW9Tk2HWi7tTYZD34qAWm:SPjyWOHaMnRt5k22+tTYZD3i9

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/2292-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit
behavioral1/memory/2292-1-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2620	2292	WerFault.exe	28

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:

2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe

description	pid	Process	procid_target
PID 2292 wrote to memory of 2620	2292	2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe	29
PID 2292 wrote to memory of 2620	2292	2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe	29
PID 2292 wrote to memory of 2620	2292	2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe	29
PID 2292 wrote to memory of 2620	2292	2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-13_97e4b04c9a99259645db7ac536c797c4_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 88
  2⤵
  - Program crash
  PID:2620

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/2292-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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memory/2292-1-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download