Behavioral task
behavioral1
Sample
2024-04-19_a2f9d27f0adef1ed151a1fb6e8ef552c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-19_a2f9d27f0adef1ed151a1fb6e8ef552c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_a2f9d27f0adef1ed151a1fb6e8ef552c_cryptolocker
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Size
78KB
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MD5
a2f9d27f0adef1ed151a1fb6e8ef552c
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SHA1
b6483222e9d1348a77a5aff16df563dfb5c939cc
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SHA256
37000d16974a7ac7e98845784eff1819278b3bf61ab6f6d031780a8b9a50cd6e
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SHA512
d482b916de4f57a4ab8a5284205428ed92ba706d38cb8e60288fbfaf913db25c1784388fc4e19687dcf84f6c2ce91628b57552f9986e82a4fbc0093e5b20a7c4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqC:T6a+rdOOtEvwDpjNcF
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-19_a2f9d27f0adef1ed151a1fb6e8ef552c_cryptolocker
Files
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2024-04-19_a2f9d27f0adef1ed151a1fb6e8ef552c_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE