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/2112-15-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1740	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	wermgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1740	powershell.exe
1740	powershell.exe
1740	powershell.exe
2112	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1740	powershell.exe
Token: SeDebugPrivilege	2112	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2112	1740	powershell.exe	31
PID 1740 wrote to memory of 2112	1740	powershell.exe	31
PID 1740 wrote to memory of 2112	1740	powershell.exe	31
PID 1740 wrote to memory of 2112	1740	powershell.exe	31
PID 2112 wrote to memory of 1288	2112	powershell.exe	33
PID 2112 wrote to memory of 1288	2112	powershell.exe	33
PID 2112 wrote to memory of 1288	2112	powershell.exe	33
PID 2112 wrote to memory of 1288	2112	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:1740
- 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:2112
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "2112" "968"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1288

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\OutofProcReport259442863.txt

Filesize
1KB

MD5
ad6eeaf89d95090f968699ab5b9ca629

SHA1
afd812eb9e9ff957b216b80dc2268049c552f617

SHA256
c45d44fc142886370b7c87926756f754543c5d3c6ca55f8b7b5cf4086ad228c8

SHA512
f07ed83c283a3b1d0a0d9c1b984f5de71403c6fd2e914c749564ccd5d6a774fec4cd34d9ee804a10c6275c0a5fafcad4c826bd4aa0d6ad73e3fb1ea5a9eaeb36

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YGH96GUX5RCG6A753Y73.temp

Filesize
7KB

MD5
1251f9800015a60c80df5127632f0261

SHA1
803157266506a3d7e0aef7afe7b8dad17a8fad4e

SHA256
7cf4713e1769e4e8712d557a0ef02c962c5e1c66db1e971182cc64e9ea36cc3d

SHA512
452d38bc844be895f020755600902a2313008e0fa995d2b72bf7f1ca89cd141e239a2e414cc2a8cce8b6b87de47d5105d4759408f8426f9b966a176830e1d913

Download Submit
memory/1740-4-0x000007FEF5D9E000-0x000007FEF5D9F000-memory.dmp

Filesize
4KB

Download
memory/1740-5-0x000000001B570000-0x000000001B852000-memory.dmp

Filesize
2.9MB

Download
memory/1740-6-0x0000000001E80000-0x0000000001E88000-memory.dmp

Filesize
32KB

Download
memory/1740-7-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/1740-8-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/1740-10-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/1740-9-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/1740-11-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/1740-12-0x000007FEF5AE0000-0x000007FEF647D000-memory.dmp

Filesize
9.6MB

Download
memory/2112-15-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download

Analysis

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