Behavioral task
behavioral1
Sample
2024-02-21_4f3b32d084ff0e5f2f8c0117f04cc763_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_4f3b32d084ff0e5f2f8c0117f04cc763_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_4f3b32d084ff0e5f2f8c0117f04cc763_cryptolocker
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Size
57KB
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MD5
4f3b32d084ff0e5f2f8c0117f04cc763
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SHA1
c3e259a2e444080aff7ee4c5be830abeb22503dc
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SHA256
5aaca2b0661b6739008b55116988f62924aa1ac33bdf4de5c3447655fdfad495
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SHA512
804d8f3330c25e13383fd1f814cfe8f85231ffc81cf693940eae34d0097aa6a111af6d2dd9836d9b179e62f54f2eccac5848d7df86538d59599d8b320c65c42a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appiKb:z6QFElP6n+gKmddpMOtEvwDpj9aYa/b
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 2024-02-21_4f3b32d084ff0e5f2f8c0117f04cc763_cryptolocker
Files
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2024-02-21_4f3b32d084ff0e5f2f8c0117f04cc763_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