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Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
15/10/2024, 00:41
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe
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Size
56KB
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MD5
540028fb19f2f34da329c7d73f97c29e
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SHA1
1569c365dd815c8c3345a41327c4bdc5cc6622cd
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SHA256
4ddead3816329b6f9799c697c8cca0fae3865942d7a53bd6f3ff31541c99d6af
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SHA512
13ed2b82e4cff14c21a101140c622857999e9b2bf439ae663e7ba380e856d7df52a6f375ac901c3f837101bfc2d463e060ef43101460ce5645be9987d1d83269
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMKm/:TCjsIOtEvwDpj5HE/OUHnSMe
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2028 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1852 2024-10-15_540028fb19f2f34da329c7d73f97c29e_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 2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language misid.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1852 wrote to memory of 2028 1852 2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe 30 PID 1852 wrote to memory of 2028 1852 2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe 30 PID 1852 wrote to memory of 2028 1852 2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe 30 PID 1852 wrote to memory of 2028 1852 2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-15_540028fb19f2f34da329c7d73f97c29e_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
56KB
MD5bc705f724a4f867b92b7937c66db8bd2
SHA1d9d4451e42329e71a9b4ccb69afc43ea02f3eb7b
SHA256dfcc606a046d89f7275bf71e0b9668a4753f7f63ed6fb13826c80d917d31cdd3
SHA51263b1917eb051de9b285dce7f7e4d8363edabeb651dcef1b6358de7fc3f39afe134e4d846d0e276d08f43541f3477355e09b02f21be31786ea6aec35c23f3d3df