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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22/05/2024, 09:34
Static task
static1
Behavioral task
behavioral1
Sample
e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe
Resource
win10v2004-20240426-en
General
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Target
e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe
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Size
92KB
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MD5
ae715d250c02a3a18b01540c90b1b557
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SHA1
11f6b25c47750efa70aaa3fc42c386d402f8b0d1
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SHA256
e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2
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SHA512
2c0f5debee3f4f5c2932cca4dd78f53dbdcb132f9c60ff5d6ebbfcb4fdb1bd64db0b0895cbe997b896635d319c474cf271671d0987c5c547097c8b4cc191adcb
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SSDEEP
1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQNpZYrsN:vCjsIOtEvwDpj5H8zPszN
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000d00000001340c-10.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000d00000001340c-10.dat CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 2560 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1936 e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.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 1936 wrote to memory of 2560 1936 e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe 28 PID 1936 wrote to memory of 2560 1936 e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe 28 PID 1936 wrote to memory of 2560 1936 e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe 28 PID 1936 wrote to memory of 2560 1936 e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe"C:\Users\Admin\AppData\Local\Temp\e9539a3e43be6feb889af892499e225fc2c2092d402851f4d0e1700cab2d4ff2.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2560
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
93KB
MD5d6b0e6ebda15c5ce826685e7a399291e
SHA135d876d599cba46e294d11d597676b8738380083
SHA256362727f6f0fb1f88312b6121a0e898ab97800d2bc69dcf8c45e1f5ed0a6ebca6
SHA512abf9db7347ac6e0b261bc0ed1ceb69c2f50678d7591e600c7c4e2ddce3f508681e412022f33149d5b71226caa9c8f1439bf30c5d9f1ba33b7941936f5a77efc0