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Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
23/01/2024, 06:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe
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Size
45KB
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MD5
a00b94058765e8563bace1d3546a470e
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SHA1
af31adf999e2cea3e83b1f5a747fde57d9c91219
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SHA256
19cbf186adafecbb1ce13f1d954753c5cbd16c310135726c009af62622aa3bec
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SHA512
6183bcd50ee558983fe3fb81f1272e8b7c55d6ce842387d2708399e2e2b16ebed2b9f53d08c7a2031bde16e5389d58c02c868f22f64398741d93799e754dd91a
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUU8:vj+jsMQMOtEvwDpj5Hczer5iP
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a00000001224a-10.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a00000001224a-10.dat CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 1212 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2288 2024-01-23_a00b94058765e8563bace1d3546a470e_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 2288 wrote to memory of 1212 2288 2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe 28 PID 2288 wrote to memory of 1212 2288 2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe 28 PID 2288 wrote to memory of 1212 2288 2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe 28 PID 2288 wrote to memory of 1212 2288 2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-23_a00b94058765e8563bace1d3546a470e_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:1212
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
45KB
MD5ab3dd133d1af4de7784786a1edda0dc0
SHA1b7636cbc489d9619daa9fe7b925ffc43e61081ae
SHA256489474df5173fb3146b159db13c18565a1de302ad3ce8d0afd9a4b8fb4bc9644
SHA512a1a04fd6b55126268adf71ba62cc45805e936faa5ac74500cd1aff38793b716139c457a63633d22a1dde62ce4ec7b42974107b0658212ca2d4e91310c5e752f5