Behavioral task
behavioral1
Sample
2024-04-25_d26f23cca66375cf0700ad79aa979d5f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_d26f23cca66375cf0700ad79aa979d5f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_d26f23cca66375cf0700ad79aa979d5f_cryptolocker
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Size
52KB
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MD5
d26f23cca66375cf0700ad79aa979d5f
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SHA1
3bcf7483954553b8aa0553735086fcd6c06b6fcb
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SHA256
2a5b204abbc65b6f3ace9890f2b1c08b511e466d3f4d2265f10e9c16a578f53f
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SHA512
0f2eaef4250be0ed4fa09e01e8483fb8558566bf1126c3a522d4c6920473f4458feb8aa6bd758cc67b1f6ec232dc0d196f06a4610d0f3590139b2e521b9657ab
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOe:z6QFElP6n+gKmddpMOtEvwDpj31ie
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 2024-04-25_d26f23cca66375cf0700ad79aa979d5f_cryptolocker
Files
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2024-04-25_d26f23cca66375cf0700ad79aa979d5f_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_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