lockbit | 605ece8a82b3f5fd6acc734fc09e2cdc3c04edd98c813623cc0ad0d61ca04530

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-10-2024 06:37

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General

Target

2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe
Size

142KB
MD5

4274776ecf9e1ded227155eed35505a5
SHA1

563c9c7c1195109e869ca5f8d0cb78e50b27148d
SHA256

605ece8a82b3f5fd6acc734fc09e2cdc3c04edd98c813623cc0ad0d61ca04530
SHA512

e71da2ae925de365128813b7f24e2cf21fea68aa1319397f9cb792ca770d933e1d31276173b8d6d7cde26e542e76ebab8cf26fc931ab3d3f31cd04ee8e0ee048
SSDEEP

3072:L/AIBSqZ/9Df14aTrV5IkJ793v3erCBgUQ2roNNPWp:L/ARa/9j1LrVekB9f3erCBJMNNOp

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 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2480-0-0x0000000000400000-0x0000000000427000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2808	2480	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:

2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe

description	pid	Process	procid_target
PID 2480 wrote to memory of 2808	2480	2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe	30
PID 2480 wrote to memory of 2808	2480	2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe	30
PID 2480 wrote to memory of 2808	2480	2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe	30
PID 2480 wrote to memory of 2808	2480	2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 88
  2⤵
  - Program crash
  PID:2808

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/2480-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

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