Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
07/01/2024, 12:13
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe
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Size
119KB
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MD5
9ba8aeeedbccc4ccb55cb3e156a2f81f
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SHA1
a2552218ccf6ea181d10162c95770b73c06d37a3
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SHA256
ce0c128d0dbd32f87f97c6e49e5c2605f30c8fdb797fc24d98e9d4d6ffdbcfa0
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SHA512
21a627bc369fcec647eff78830fdf072445b1416668e4fae4fa4f68afe2108b7a1b56805db9b583a9580bb63ea4072172a42c99cad9ca0c6094fe4e05d7b7940
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SSDEEP
768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ7uyA36S7MpxRIIXVe3mU9TYwlOBTZuNlu:gUj+AIMOtEvwDpjNbwQEIPlemUhYpqI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1812 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2928 2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_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 2928 wrote to memory of 1812 2928 2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe 28 PID 2928 wrote to memory of 1812 2928 2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe 28 PID 2928 wrote to memory of 1812 2928 2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe 28 PID 2928 wrote to memory of 1812 2928 2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-06_9ba8aeeedbccc4ccb55cb3e156a2f81f_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:1812
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
120KB
MD5ace1c4802f8d7e96e22712a2e536d150
SHA17795ebff11112e5c5733ccceb98a0be509647f53
SHA256f20d68fdba36d6a1404d33a442c6621946822bb733ba2983c2a977614762e815
SHA512d5e30deac0e9f99974837ba6a7ee73c88adf6002cda2781724fa033c8c72ab46555f264799ba9212083736e3585f6ca96202c2c1581569beb01186f676df965a