Analysis
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max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-10-2024 06:33
Behavioral task
behavioral1
Sample
2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe
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Size
142KB
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MD5
4274776ecf9e1ded227155eed35505a5
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SHA1
563c9c7c1195109e869ca5f8d0cb78e50b27148d
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SHA256
605ece8a82b3f5fd6acc734fc09e2cdc3c04edd98c813623cc0ad0d61ca04530
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SHA512
e71da2ae925de365128813b7f24e2cf21fea68aa1319397f9cb792ca770d933e1d31276173b8d6d7cde26e542e76ebab8cf26fc931ab3d3f31cd04ee8e0ee048
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SSDEEP
3072:L/AIBSqZ/9Df14aTrV5IkJ793v3erCBgUQ2roNNPWp:L/ARa/9j1LrVekB9f3erCBJMNNOp
Malware Config
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Rule to detect Lockbit 3.0 ransomware Windows payload 2 IoCs
resource yara_rule behavioral1/memory/1880-0-0x0000000000400000-0x0000000000427000-memory.dmp family_lockbit behavioral1/memory/1880-1-0x0000000000400000-0x0000000000427000-memory.dmp family_lockbit -
Program crash 1 IoCs
pid pid_target Process procid_target 3028 1880 WerFault.exe 29 -
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 2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1880 wrote to memory of 3028 1880 2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe 30 PID 1880 wrote to memory of 3028 1880 2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe 30 PID 1880 wrote to memory of 3028 1880 2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe 30 PID 1880 wrote to memory of 3028 1880 2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-23_4274776ecf9e1ded227155eed35505a5_lockbit.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 882⤵
- Program crash
PID:3028
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