Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
17-10-2024 14:36
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe
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Size
50KB
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MD5
9ea703d4ece20f1176b272c46c4d3a27
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SHA1
b8731f9dc71c4c548d93b7f32faa35f0710413a5
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SHA256
9868645e4ca3563f0b6ffb2e3175fa0523236192fb5667110d4fdd8fd1257096
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SHA512
c1666576075dbe1c67da570e80d7b5d40142579a9b9a49f3174592c81b222e5c050d831adb564924da8c1e8e1641705b6ddaf59647ccffe374ceedd18ff34414
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SSDEEP
768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjeJQ7suIlsw92KFXpQenhuTi:V6QFElP6n+gMQMOtEvwDpjeJQ7pojkRe
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2988 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2220 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 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 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2988 2220 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe 29 PID 2220 wrote to memory of 2988 2220 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe 29 PID 2220 wrote to memory of 2988 2220 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe 29 PID 2220 wrote to memory of 2988 2220 2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-17_9ea703d4ece20f1176b272c46c4d3a27_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2988
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
50KB
MD5be0bf766fe3280c9d931c7f82af27588
SHA1b579d011df71499c599f78d40efe1ac559eee5f2
SHA256fe9f7b7064c7bca81a429b9fb398c41f87e7510b321c66d636f935fd87ebe81a
SHA5120eab4ade143dc77caac450a1701e66303b76d852c0191264828727732aed81b7923fa85178a3a5e2ef0da3bbdf63bd0e9ae7d42a08761f09c0db817dfcb174c7