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Analysis
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max time kernel
132s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08/09/2024, 03:38
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe
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Size
75KB
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MD5
dab04cd27f8a414c4a84505f7104368d
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SHA1
61474540358956d2c2a63e049f6c630973fd071e
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SHA256
f0b15ab5cd022e31ec4c7f7fa4162400b3c5c66bd975c0480fdc0b0bc8387783
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SHA512
90973f0b81560a992d78e9cb5bf0151b01d0383f2d013b66ce755abbaeb2005962b713f0963d7d8f0aacf9c6ebc8b2be3e5dd434dd27c0987aca9f1eb04b4039
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SSDEEP
768:u6LsoEEeegiZPvEhHSG+gZgtOOtEvwDpjeY10Y/YMsMG:u6QFElP6n+gWMOtEvwDpjJGYQbB
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 604 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2256 2024-09-08_dab04cd27f8a414c4a84505f7104368d_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 2024-09-08_dab04cd27f8a414c4a84505f7104368d_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 2256 wrote to memory of 604 2256 2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe 31 PID 2256 wrote to memory of 604 2256 2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe 31 PID 2256 wrote to memory of 604 2256 2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe 31 PID 2256 wrote to memory of 604 2256 2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-08_dab04cd27f8a414c4a84505f7104368d_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256 -
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:604
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
75KB
MD529498f972f7c77e1150cf33febf174bf
SHA1c3fe1f87a5e51da1a12b519e35a91d8ea56f3920
SHA25600ffb8d2914befcec1430740296da3464ffdf3095ede9428f9e7ff0c457fe3d7
SHA51275521b910ce1d9e9092ff26539550bb87c3147d8b88efa37cbbc4ed3b954603c29e4540b1a16f27937025a16786dad28a71a11bc1b04755b8cbcb2a3fcce92ad