Behavioral task
behavioral1
Sample
2024-05-24_bcf4ebc6a8b2c5404eacc16e9d22f21e_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-24_bcf4ebc6a8b2c5404eacc16e9d22f21e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_bcf4ebc6a8b2c5404eacc16e9d22f21e_cryptolocker
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Size
59KB
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MD5
bcf4ebc6a8b2c5404eacc16e9d22f21e
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SHA1
dc511641e8e9a0273dc24c9783228e3ea08726e9
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SHA256
d97756caa9bbe275ec89d06b65f2de0e83a94cd7a8620d0349d3eb1e02d160f1
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SHA512
e267003807c140081b922d5f45ced1a0bd94a8c874f395d61ec36dfe353be434023a5fcf7928ffc7834deec4f3b02045c9ed13ff82d99be680dece66e9b069dc
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPji:H6QFElP6n+gou9cvMOtEvwDpjCpVXz
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 2024-05-24_bcf4ebc6a8b2c5404eacc16e9d22f21e_cryptolocker
Files
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2024-05-24_bcf4ebc6a8b2c5404eacc16e9d22f21e_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: 11KB - 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