Overview
overview
10Static
static
10329D6F9DDB...I_I386
ubuntu-22.04-amd64
329D6F9DDB...XI_X64
ubuntu-24.04-amd64
8LBB.exe
windows7-x64
9LBB.exe
windows10-2004-x64
9LBB_PS1.ps1
windows7-x64
5LBB_PS1.ps1
windows10-2004-x64
9LBB_PS1_ob...ed.ps1
windows7-x64
3LBB_PS1_ob...ed.ps1
windows10-2004-x64
3LBB_PS1_pass.ps1
windows7-x64
10LBB_PS1_pass.ps1
windows10-2004-x64
10LBB_Reflec...in.dll
windows7-x64
9LBB_Reflec...in.dll
windows10-2004-x64
7LBB_Rundll32.dll
windows7-x64
3LBB_Rundll32.dll
windows10-2004-x64
3LBB_Rundll32_pass.dll
windows7-x64
10LBB_Rundll32_pass.dll
windows10-2004-x64
10LBB_pass.exe
windows7-x64
10LBB_pass.exe
windows10-2004-x64
10FC8E43EC21...32.exe
windows7-x64
7FC8E43EC21...32.exe
windows10-2004-x64
7FC8E43EC21...64.exe
windows7-x64
7FC8E43EC21...64.exe
windows10-2004-x64
7Analysis
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max time kernel
91s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 14:36
Behavioral task
behavioral1
Sample
329D6F9DDBF138D4/locker_ESXI_I386
Resource
ubuntu2204-amd64-20240611-en
Behavioral task
behavioral2
Sample
329D6F9DDBF138D4/locker_ESXI_X64
Resource
ubuntu2404-amd64-20240729-en
Behavioral task
behavioral3
Sample
LBB.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
LBB.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
LBB_PS1.ps1
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
LBB_PS1.ps1
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
LBB_PS1_obfuscated.ps1
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
LBB_PS1_obfuscated.ps1
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
LBB_PS1_pass.ps1
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
LBB_PS1_pass.ps1
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
LBB_ReflectiveDll_DllMain.dll
Resource
win7-20240729-en
Behavioral task
behavioral12
Sample
LBB_ReflectiveDll_DllMain.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
LBB_Rundll32.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
LBB_Rundll32.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
LBB_Rundll32_pass.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
LBB_Rundll32_pass.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
LBB_pass.exe
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
LBB_pass.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
FC8E43EC21BE9047/lbg32.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
FC8E43EC21BE9047/lbg32.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
FC8E43EC21BE9047/lbg64.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
FC8E43EC21BE9047/lbg64.exe
Resource
win10v2004-20241007-en
General
-
Target
LBB_Rundll32_pass.dll
-
Size
154KB
-
MD5
b51e42d419218e70b0ae216c3ac57784
-
SHA1
f3023c627d1dce8d5ff4e6733af420df350fdda7
-
SHA256
a98fb2671ae63d179c1cf39d163a4b3dbf769c9951a0ebad5d4c76244752253e
-
SHA512
96fa388526984f3976ddb5f5376af88200e3d85bc41754556f9b00be32c81332d52aeb5b1e0387ce83be220f34199a88379aa9c90f679eb17ac10f9cf8714f37
-
SSDEEP
3072:sUM/b6nriEhhyj26gWNOm18JcdwgqYUkSvVDjogUliww56T9tEtc:sUsmr7yX3Um18JcdwgqYUkCRjorqGTP
Malware Config
Signatures
-
Lockbit
Ransomware family with multiple variants released since late 2019.
-
Lockbit family
-
Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
resource yara_rule behavioral16/memory/4376-0-0x0000000010000000-0x000000001002A000-memory.dmp family_lockbit -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4496 wrote to memory of 4376 4496 rundll32.exe 85 PID 4496 wrote to memory of 4376 4496 rundll32.exe 85 PID 4496 wrote to memory of 4376 4496 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\LBB_Rundll32_pass.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\LBB_Rundll32_pass.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4376
-