Behavioral task
behavioral1
Sample
2024-04-23_bc428bf1c3ac97b35aa990ee5a1cddac_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_bc428bf1c3ac97b35aa990ee5a1cddac_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_bc428bf1c3ac97b35aa990ee5a1cddac_cryptolocker
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Size
65KB
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MD5
bc428bf1c3ac97b35aa990ee5a1cddac
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SHA1
74bafbfad2abc499e6c3eaeba9c3737ad83f0bf1
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SHA256
5ee0ae9f430ee1365b85e93d6fc84a028fff07458a863bf4a2df7658f5a91be0
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SHA512
02bd41ed4f4454a4fc5231298bd23aeded2c8e6237e4f64495fee2aa1ed09cc7629a4ea56a57336be67fd62494189ebf07a947b6ebed7d799f25c0181a8319f3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDy2:1nK6a+qdOOtEvwDpjh
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 2024-04-23_bc428bf1c3ac97b35aa990ee5a1cddac_cryptolocker
Files
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2024-04-23_bc428bf1c3ac97b35aa990ee5a1cddac_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE