lockbit | 6adb8f7da4d7ff92c40f0f8231c7469865b170b440be5f2789724a2abe005b30

General

Target

6adb8f7da4d7ff92c40f0f8231c7469865b170b440be5f2789724a2abe005b30.ps1
Size

590KB
MD5

2b84852065e28974e4081826ff09ddc1
SHA1

fa70a7f2a36ba300f57b130a31ef1ab66a1397ac
SHA256

6adb8f7da4d7ff92c40f0f8231c7469865b170b440be5f2789724a2abe005b30
SHA512

63f44bc545a7b7da355903f99dcbfd0033756f41717bc9b210bdc2094f97c2efa68dee814d03e392d94e579ae170e16ef447f86b07363b1fedffa7c7d3b54ce1
SSDEEP

1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJw:cR

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/2716-13-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1792	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
1792	powershell.exe
1792	powershell.exe
1792	powershell.exe
2716	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1792	powershell.exe
Token: SeDebugPrivilege	2716	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 2716	1792	powershell.exe	31
PID 1792 wrote to memory of 2716	1792	powershell.exe	31
PID 1792 wrote to memory of 2716	1792	powershell.exe	31
PID 1792 wrote to memory of 2716	1792	powershell.exe	31
PID 2716 wrote to memory of 2244	2716	powershell.exe	33
PID 2716 wrote to memory of 2244	2716	powershell.exe	33
PID 2716 wrote to memory of 2244	2716	powershell.exe	33
PID 2716 wrote to memory of 2244	2716	powershell.exe	33

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\6adb8f7da4d7ff92c40f0f8231c7469865b170b440be5f2789724a2abe005b30.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792
- 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\6adb8f7da4d7ff92c40f0f8231c7469865b170b440be5f2789724a2abe005b30.ps1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "2716" "960"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2244

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\OutofProcReport259434771.txt

Filesize
1KB

MD5
f46adc8c400498d75723a1f2931b7d63

SHA1
2f0e04062360e1e24d5f07bbcea2f89447463299

SHA256
cc4d78ff3a3594dddc5fc6b07478c2eb31199dc4767d3bf63cd7da0d3ed858f3

SHA512
a63f580801996444856fe32787b0ee9bf1766ae48a9af4e999bffff10147c72b671d6012b8706068c71e252d35ddda4e6ad31ee638f5128d9c2e71798a78b15e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\EQXDQAX78YLKXUES2NCP.temp

Filesize
7KB

MD5
38127e2003dcc007860dc255cdc6f157

SHA1
c8e2ed1f61caa6a0b1aec3f36bae6665ec1a360b

SHA256
7fd1d65be318d3bb6efaed72a5c8d4ee773fd5b296e4616820741d08f1d10e47

SHA512
38e98e6857f43e834d4f88741c7f32772ac243b3f3c4fa464dd755a8e5370fe2b98bd74cac5b032edca87b88ca4d0c5bba162a4e4d7f9269b4bc7c44bee9f4ae

Download Submit
memory/1792-4-0x000007FEF601E000-0x000007FEF601F000-memory.dmp

Filesize
4KB

Download
memory/1792-5-0x000000001B460000-0x000000001B742000-memory.dmp

Filesize
2.9MB

Download
memory/1792-6-0x0000000002690000-0x0000000002698000-memory.dmp

Filesize
32KB

Download
memory/1792-7-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1792-8-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1792-9-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/1792-10-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2716-13-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download

Analysis

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