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Analysis
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max time kernel
138s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
05/01/2024, 05:42
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe
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Size
123KB
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MD5
4e7daa4bc7877c23d209c2ec75331528
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SHA1
5a54280e74d6bf34e07f307bc7b9135b6824e844
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SHA256
2cccf9de2ffa06fcb6407f94f5aaccf2b091b7e36aaae5c37c80d9ed8698ab58
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SHA512
4cb2efc794cad67e13aa46c1ae1b32755dacbd835768beab32648476b2818dd6bcd34e8e4219792e8eb35e56051c1b8d20320c306beedf8103b62c7a4f2619d4
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SSDEEP
768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ7uyA36S7MpxRIIXVe3mU9TYwlOBTzy:gUj+AIMOtEvwDpjNbwQEIPlemUhYjy
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2852 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2040 2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2040 wrote to memory of 2852 2040 2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe 28 PID 2040 wrote to memory of 2852 2040 2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe 28 PID 2040 wrote to memory of 2852 2040 2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe 28 PID 2040 wrote to memory of 2852 2040 2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-01_4e7daa4bc7877c23d209c2ec75331528_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2852
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
123KB
MD57eee5da7a8c915e18fe41ba02d62f42c
SHA13e649976fca12f373c0d1d9895b515cf37b34c10
SHA256197618bab4bd5031ba04d3313f09345a692d8454e15ac25f89ff84921343529b
SHA512751ebaeadb7188ced6f722f75c3437e24556ff0506b8e6c3012bd74e09fe936245fbbc12c9b0ea323894478f23ca91030e8e35e1f3a5f2fb0dfcad4b50a0f4b1