lockbit | a927434e225ba599ff9ac2d55f320bb8fbf8fbbf12669fa834b85bbe0c22848b

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 10:43

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General

Target

2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe
Size

149KB
MD5

d9ae42735337a99a7a2fea481647ec0f
SHA1

1ccc279551e61939dad8124b52d68bedd75e82b5
SHA256

a927434e225ba599ff9ac2d55f320bb8fbf8fbbf12669fa834b85bbe0c22848b
SHA512

6c3634c0cf508d0cb07aacfd441d6adbfa01d2db9179bfae45bc636eebc407ba1ea38a6d4476193d1793afc3686166c90c49e77d51462150ef7ef12c59073382
SSDEEP

3072:gqc3ByxpUhzb1vlBPJ4VS7Dg4tbSQILElDpOEuUFK9om9RPDsKN0av0Dw4nio:bc3UCzb1D+VS7vbS7LGDpVukLqjvi

Score

10^/10

lockbit discovery ransomware

Malware Config

Signatures

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Lockbit family
lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 2 IoCs

resource	yara_rule
behavioral1/memory/2736-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit
behavioral1/memory/2736-1-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2980	2736	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2980	2736	2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe	30
PID 2736 wrote to memory of 2980	2736	2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe	30
PID 2736 wrote to memory of 2980	2736	2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe	30
PID 2736 wrote to memory of 2980	2736	2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-09_d9ae42735337a99a7a2fea481647ec0f_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 88
  2⤵
  - Program crash
  PID:2980

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/2736-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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memory/2736-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download