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
behavioral2/memory/428-64-0x0000000010000000-0x0000000010022000-memory.dmp	family_lockbit

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4996	powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4632	428	WerFault.exe	84

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	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4996	powershell.exe
4996	powershell.exe
428	powershell.exe
428	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4996	powershell.exe
Token: SeDebugPrivilege	428	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 428	4996	powershell.exe	84
PID 4996 wrote to memory of 428	4996	powershell.exe	84
PID 4996 wrote to memory of 428	4996	powershell.exe	84

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:4996
- 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
  PID:428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 2448
    3⤵
    - Program crash
    PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 428 -ip 428
1⤵
PID:3500

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\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
9e45e784e2d640c1aa8a549678d2a7d3

SHA1
621289ba2924275a478803b174eb2c83e5776dea

SHA256
d3025c9eba17f1dc87204c5a61e53ad8d6850aeff328ad7586745101e2dc591d

SHA512
cba024347d760ec5f14dde94bac54cc744af081b4e0aa0e9854f2943a6532e6dec950081326cbbaea41c4606fba671b54b098e43f02a49a381648fc004b65bd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cxdgqnai.0bz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/428-37-0x0000000006840000-0x000000000688C000-memory.dmp

Filesize
304KB

Download
memory/428-56-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

Filesize
40KB

Download
memory/428-69-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/428-38-0x0000000008140000-0x00000000087BA000-memory.dmp

Filesize
6.5MB

Download
memory/428-64-0x0000000010000000-0x0000000010022000-memory.dmp

Filesize
136KB

Download
memory/428-60-0x0000000007D60000-0x0000000007D6E000-memory.dmp

Filesize
56KB

Download
memory/428-18-0x00000000753BE000-0x00000000753BF000-memory.dmp

Filesize
4KB

Download
memory/428-19-0x00000000031B0000-0x00000000031E6000-memory.dmp

Filesize
216KB

Download
memory/428-20-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/428-21-0x00000000059E0000-0x0000000006008000-memory.dmp

Filesize
6.2MB

Download
memory/428-22-0x00000000058E0000-0x0000000005902000-memory.dmp

Filesize
136KB

Download
memory/428-23-0x00000000060C0000-0x0000000006126000-memory.dmp

Filesize
408KB

Download
memory/428-24-0x00000000061A0000-0x0000000006206000-memory.dmp

Filesize
408KB

Download
memory/428-34-0x0000000006210000-0x0000000006564000-memory.dmp

Filesize
3.3MB

Download
memory/428-62-0x0000000007DB0000-0x0000000007DCA000-memory.dmp

Filesize
104KB

Download
memory/428-36-0x00000000067B0000-0x00000000067CE000-memory.dmp

Filesize
120KB

Download
memory/428-63-0x0000000007DA0000-0x0000000007DA8000-memory.dmp

Filesize
32KB

Download
memory/428-61-0x0000000007D70000-0x0000000007D84000-memory.dmp

Filesize
80KB

Download
memory/428-59-0x0000000007D40000-0x0000000007D51000-memory.dmp

Filesize
68KB

Download
memory/428-42-0x00000000711D0000-0x000000007121C000-memory.dmp

Filesize
304KB

Download
memory/428-53-0x0000000007880000-0x000000000789E000-memory.dmp

Filesize
120KB

Download
memory/428-54-0x0000000007AC0000-0x0000000007B63000-memory.dmp

Filesize
652KB

Download
memory/428-43-0x0000000071360000-0x00000000716B4000-memory.dmp

Filesize
3.3MB

Download
memory/428-41-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/428-40-0x0000000007840000-0x0000000007872000-memory.dmp

Filesize
200KB

Download
memory/428-39-0x00000000076E0000-0x00000000076FA000-memory.dmp

Filesize
104KB

Download
memory/428-57-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/428-55-0x00000000753B0000-0x0000000075B60000-memory.dmp

Filesize
7.7MB

Download
memory/428-58-0x0000000007DE0000-0x0000000007E76000-memory.dmp

Filesize
600KB

Download
memory/4996-11-0x00007FFCD44C0000-0x00007FFCD4F81000-memory.dmp

Filesize
10.8MB

Download
memory/4996-13-0x00007FFCD44C0000-0x00007FFCD4F81000-memory.dmp

Filesize
10.8MB

Download
memory/4996-12-0x00007FFCD44C0000-0x00007FFCD4F81000-memory.dmp

Filesize
10.8MB

Download
memory/4996-10-0x000001D736890000-0x000001D7368B2000-memory.dmp

Filesize
136KB

Download
memory/4996-17-0x00007FFCD44C0000-0x00007FFCD4F81000-memory.dmp

Filesize
10.8MB

Download
memory/4996-16-0x000001D736570000-0x000001D73678C000-memory.dmp

Filesize
2.1MB

Download
memory/4996-0-0x00007FFCD44C3000-0x00007FFCD44C5000-memory.dmp

Filesize
8KB

Download

Analysis

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