Overview
overview
10Static
static
10LockBit-Bl...ld.bat
windows10-2004-x64
1LockBit-Bl...B3.exe
windows10-2004-x64
10LockBit-Bl...or.exe
windows10-2004-x64
1LockBit-Bl...in.dll
windows10-2004-x64
7LockBit-Bl...32.dll
windows10-2004-x64
1LockBit-Bl...ss.dll
windows10-2004-x64
10LockBit-Bl...ss.exe
windows10-2004-x64
10LockBit-Bl...er.exe
windows10-2004-x64
1LockBit-Bl...en.exe
windows10-2004-x64
1LockBit-Bl...ld.bat
windows10-2004-x64
1LockBit-Bl...B3.exe
windows10-2004-x64
10LockBit-Bl...or.exe
windows10-2004-x64
5LockBit-Bl...in.dll
windows10-2004-x64
10LockBit-Bl...32.dll
windows10-2004-x64
1LockBit-Bl...ss.dll
windows10-2004-x64
10LockBit-Bl...ss.exe
windows10-2004-x64
10LockBit-Bl...er.exe
windows10-2004-x64
1LockBit-Bl...en.exe
windows10-2004-x64
1Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 09:35
Behavioral task
behavioral1
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3Decryptor.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral4
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3_ReflectiveDll_DllMain.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3_Rundll32.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral6
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3_Rundll32_pass.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/Build/LB3_pass.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral8
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/builder.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit30/keygen.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral10
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral12
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3Decryptor.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_ReflectiveDll_DllMain.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral14
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_Rundll32.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_Rundll32_pass.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral16
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_pass.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/builder.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral18
Sample
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/keygen.exe
Resource
win10v2004-20240426-en
General
-
Target
LockBit-Black-Builder-main/LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_Rundll32.dll
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Size
152KB
-
MD5
6af251afa3468ac14d63b0ee96acf337
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SHA1
b9f28640e74b50a487c71b3d866a5a9905e79077
-
SHA256
d146fc2a8a8be652bbaaf711d3f4861de2f859192e8e90a8d03b6ffd4bcece46
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SHA512
84a5958c0d46b464f1b5e6d3164b69533ca2950aa35df4fd36bbfbf479ef780fc619904a08d2bf65835a09552f0663c8847471b565859d84b684247a4eb3fe6b
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SSDEEP
3072:1T0IRcT5h98vy7aF5y9vYNahEvM1kiXo7CAyXwptXpEKAoiO3pwBmrkllnYgrwoW:1T5CTL98vy7anEvY8hEvM1kiXolyXwpp
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3212 wrote to memory of 3076 3212 rundll32.exe 83 PID 3212 wrote to memory of 3076 3212 rundll32.exe 83 PID 3212 wrote to memory of 3076 3212 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit-Black-Builder-main\LockBit3Builder\Build\LB3_Rundll32.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3212 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit-Black-Builder-main\LockBit3Builder\Build\LB3_Rundll32.dll,#12⤵PID:3076
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