Behavioral task
behavioral1
Sample
2024-05-20_ef933a00b67dc458da0c55c72e7007fb_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-20_ef933a00b67dc458da0c55c72e7007fb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-20_ef933a00b67dc458da0c55c72e7007fb_cryptolocker
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Size
66KB
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MD5
ef933a00b67dc458da0c55c72e7007fb
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SHA1
0cd756396daaa1d5ade138bda34e8b8db0d008e0
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SHA256
cde72501f5aa3879e0bbfc29a2b0e4a20f9ce0cf7a3b351c722593eac4c7dfd0
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SHA512
2f5fb06b9d4ae67da9c06074a87ccd13bd70a709a25868f27beabf55b7fc3990c703890970cf870e01c9e50324e0b0a9da233d43053f3fe3faf7c4578391823c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xZ+:1nK6a+qdOOtEvwDpjO
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 2024-05-20_ef933a00b67dc458da0c55c72e7007fb_cryptolocker
Files
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2024-05-20_ef933a00b67dc458da0c55c72e7007fb_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