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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
14/02/2024, 04:18
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe
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Size
44KB
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MD5
c8e3adeae74f4b69c4ad762e84035901
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SHA1
51d36e153837380125a903cc4fbd3810a6c5170f
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SHA256
382f78cc7b5970bac034fa49168ac1f18a2859b1eb193910c649222209301458
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SHA512
313cacff80b839c7aae972b15699aa83be53b989c9508b5c1ad94d08226526c67123fa0c31c63a161e9e29313ca42d6db9d7bfa5f510b175fe3d8b658ab7f97c
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SSDEEP
768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjIm8z2iaSIO/WZrEu/d+qmsUHQ1ws8:ZzFbxmLPWQMOtEvwDpj386Sj/WprqQ1u
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000b000000012251-14.dat CryptoLocker_rule2 -
Executes dropped EXE 1 IoCs
pid Process 1948 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1572 2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1572 wrote to memory of 1948 1572 2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe 28 PID 1572 wrote to memory of 1948 1572 2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe 28 PID 1572 wrote to memory of 1948 1572 2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe 28 PID 1572 wrote to memory of 1948 1572 2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_c8e3adeae74f4b69c4ad762e84035901_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1572 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:1948
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
45KB
MD5d73638fa94a30b5ffd0b2ee686915d94
SHA1c04598f090f21d372dc2e20a9ab2ca770671190f
SHA256797d9849cfd3e5cc520cce96a0e6dfb44169c407557e4ce2d176dbd9110fb11a
SHA5127eeb4d9947d0a1beb8a81c809980586cd16f66d4025f1c8145686c04314d7e448dcf462750c343f26b470efcc037aa735c793496cdd132072a6cd69938d09681