lockbit | 82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908

General

Target

82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.ps1
Size

590KB
MD5

d96d2bcf13d55740f3bb64d45d2db94d
SHA1

4ded4b1d4866a4adf534f5a4eb66386465fe3120
SHA256

82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908
SHA512

cb1fbe8f36630915796d864c5a044177ea4ad881281ec454f932232fff99ce0524fb63becd96581a23cfe12bc455d55b613aaa389aa0a68fac97748400f473bd
SSDEEP

1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJh:QA

Score

10^/10

lockbit discovery execution 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 1 IoCs

resource	yara_rule
behavioral1/memory/2336-15-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2848	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wermgr.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2848	powershell.exe
2848	powershell.exe
2848	powershell.exe
2336	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2336	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2336	2848	powershell.exe	31
PID 2848 wrote to memory of 2336	2848	powershell.exe	31
PID 2848 wrote to memory of 2336	2848	powershell.exe	31
PID 2848 wrote to memory of 2336	2848	powershell.exe	31
PID 2336 wrote to memory of 1920	2336	powershell.exe	33
PID 2336 wrote to memory of 1920	2336	powershell.exe	33
PID 2336 wrote to memory of 1920	2336	powershell.exe	33
PID 2336 wrote to memory of 1920	2336	powershell.exe	33

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ex bypass -nonI C:\Users\Admin\AppData\Local\Temp\82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908.ps1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "2336" "964"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OutofProcReport259428129.txt

Filesize
1KB

MD5
4f84f42d7e24b6253965ec58fb6860c3

SHA1
f15423cbda9ffa1f84c3ff545f09f08a5e7d361e

SHA256
f8001f7148f986ba822d9e168ea5ba4e595a9cb952098f485154e1862de030fa

SHA512
a9d012e547393b77a02475a2ebf40c93b32b91ef47b36e5d0b4b2816f99a1179b22d3dc7ae9ae45c8847e73ef8b727efce92d2e30b1288e082da6db0bc2f0ec8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\G4A56BKC2APQZ8SVRIAY.temp

Filesize
7KB

MD5
67bd64c6e82111a63d280cc893fa17f9

SHA1
1be1d1c88e066a4bf1e75039cc9d607f6bac67bb

SHA256
4130e62d4b9a9d8ab3156e23f21cfd1ccd8d2c768a090ec671265fb5993167d9

SHA512
5660038e763ff52961adaffea753167292cb334dd0366ff8e74a6638cb225c101b7e7a4e9dd7ab8bf09ae5748fbbbee718ed531a53804e05cf064c363bac6420

Download Submit
memory/2336-15-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/2848-4-0x000007FEF5A9E000-0x000007FEF5A9F000-memory.dmp

Filesize
4KB

Download
memory/2848-5-0x000000001B610000-0x000000001B8F2000-memory.dmp

Filesize
2.9MB

Download
memory/2848-7-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-8-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-6-0x0000000001E90000-0x0000000001E98000-memory.dmp

Filesize
32KB

Download
memory/2848-9-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-10-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-11-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download
memory/2848-12-0x000007FEF57E0000-0x000007FEF617D000-memory.dmp

Filesize
9.6MB

Download

Analysis

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