lockbit | 173f5533ad95e05c7a89a842f7923b23cc1b41c48221ff3262e82c847db1d409

Analysis

max time kernel
15s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 04:29

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General

Target

2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe
Size

141KB
MD5

85fbdd693c11767ae0f2ae519b4df7a2
SHA1

1598ea54fec9894888262976f2fdd71420eb3130
SHA256

173f5533ad95e05c7a89a842f7923b23cc1b41c48221ff3262e82c847db1d409
SHA512

a3ad65b7bc2d2850906d02c0c9ea18580e21d5e0c8c0868b5865ce73acfd2c550dbc3c4d79fa63ede0d4607bbcb9380841ac0f893aeddf09c1a9ed75ff8b98f5
SSDEEP

3072:ifGQiJ+A2qUO9XFyKoP7C1aGTnKsXGQe7bHw7/d4f4fb3Du8vVmB4xPMG+4wHTZi:I/iQA2qUO9VZKCQUnKKGLbHt4Du8tH+s

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/2400-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit
behavioral1/memory/2400-1-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2124	2400	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	2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2124	2400	2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe	30
PID 2400 wrote to memory of 2124	2400	2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe	30
PID 2400 wrote to memory of 2124	2400	2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe	30
PID 2400 wrote to memory of 2124	2400	2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-12_85fbdd693c11767ae0f2ae519b4df7a2_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 88
  2⤵
  - Program crash
  PID:2124

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/2400-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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memory/2400-1-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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