Behavioral task
behavioral1
Sample
2024-04-17_d4e3f00ececfba64b7dfd8b3c2c9ceff_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_d4e3f00ececfba64b7dfd8b3c2c9ceff_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_d4e3f00ececfba64b7dfd8b3c2c9ceff_cryptolocker
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Size
95KB
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MD5
d4e3f00ececfba64b7dfd8b3c2c9ceff
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SHA1
cd0f93710379f79ce1ad8cbe27d0d651ee4558b1
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SHA256
098988fb4df8a47d7923548fa3711b236fd9f3fbfe63aaeac8fab59a9d55fe47
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SHA512
fc7bf9344650ea87e100a0aeae0b83d5ddc5b2c252551b8f6e22c659717602466f7460da810a2f52e7053e2e83c82c6714e04800b6bac9e76cf494f8b4eb3f90
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bD8:zCsanOtEvwDpjB8
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 2024-04-17_d4e3f00ececfba64b7dfd8b3c2c9ceff_cryptolocker
Files
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2024-04-17_d4e3f00ececfba64b7dfd8b3c2c9ceff_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