Overview
overview
10Static
static
10329D6F9DDB...I_I386
windows10-ltsc 2021-x64
1329D6F9DDB...XI_X64
windows10-ltsc 2021-x64
1LBB.exe
windows10-ltsc 2021-x64
9LBB_PS1.ps1
windows10-ltsc 2021-x64
9LBB_PS1_ob...ed.ps1
windows10-ltsc 2021-x64
3LBB_PS1_pass.ps1
windows10-ltsc 2021-x64
10LBB_Reflec...in.dll
windows10-ltsc 2021-x64
7LBB_Rundll32.dll
windows10-ltsc 2021-x64
3LBB_Rundll32_pass.dll
windows10-ltsc 2021-x64
10LBB_pass.exe
windows10-ltsc 2021-x64
10FC8E43EC21...32.exe
windows10-ltsc 2021-x64
7FC8E43EC21...64.exe
windows10-ltsc 2021-x64
7Analysis
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max time kernel
99s -
max time network
144s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241211-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
20-12-2024 00:56
Behavioral task
behavioral1
Sample
329D6F9DDBF138D4/locker_ESXI_I386
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral2
Sample
329D6F9DDBF138D4/locker_ESXI_X64
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral3
Sample
LBB.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral4
Sample
LBB_PS1.ps1
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral5
Sample
LBB_PS1_obfuscated.ps1
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral6
Sample
LBB_PS1_pass.ps1
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral7
Sample
LBB_ReflectiveDll_DllMain.dll
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral8
Sample
LBB_Rundll32.dll
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral9
Sample
LBB_Rundll32_pass.dll
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral10
Sample
LBB_pass.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral11
Sample
FC8E43EC21BE9047/lbg32.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral12
Sample
FC8E43EC21BE9047/lbg64.exe
Resource
win10ltsc2021-20241211-en
General
-
Target
LBB_pass.exe
-
Size
156KB
-
MD5
0e38243dcb91851f0646140a16d6832d
-
SHA1
d5a11399206c54ef1bd11945a5f6a0d721c4a6c9
-
SHA256
635e9ca3baae7e32225f05d16159e339a297a4c1b749e5a8e81ffc8df3c5c37c
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SHA512
8198cf16b815c697e94b8b19b7555191189d6eba2e0bc2b5690277244dcf7da74907d95d8a10bb9bf43a23ae94e5fb57d062c00f947fe8558c9ef633bb066b0e
-
SSDEEP
3072:iMvRBMY5u+t3YSs1C439/FgfDcTDnHNszfp0QoHkIgep3i8Skb4wE4Ab:ikBS+5YSsdLTH6zfQEupRUb
Malware Config
Signatures
-
Lockbit
Ransomware family with multiple variants released since late 2019.
-
Lockbit family
-
Rule to detect Lockbit 3.0 ransomware Windows payload 2 IoCs
resource yara_rule behavioral10/memory/1736-0-0x0000000000400000-0x000000000042B000-memory.dmp family_lockbit behavioral10/memory/1736-1-0x0000000000400000-0x000000000042B000-memory.dmp family_lockbit -
Program crash 1 IoCs
pid pid_target Process procid_target 2864 1736 WerFault.exe 81 -
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 LBB_pass.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\LBB_pass.exe"C:\Users\Admin\AppData\Local\Temp\LBB_pass.exe"1⤵
- System Location Discovery: System Language Discovery
PID:1736 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 2722⤵
- Program crash
PID:2864
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1736 -ip 17361⤵PID:5076