Behavioral task
behavioral1
Sample
2024-02-14_85e7c51775800931e9a72d6fa262e59f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_85e7c51775800931e9a72d6fa262e59f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_85e7c51775800931e9a72d6fa262e59f_cryptolocker
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Size
57KB
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MD5
85e7c51775800931e9a72d6fa262e59f
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SHA1
c97350e12b21a8ed67aec4c564655e3a90f7ed01
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SHA256
d620b77bbefea06c120d94f98e4a18dc14a4a6ed778854e09e8470d74e223053
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SHA512
e013a4c5c084f84ff38c5aeccdd1b1e78be40a9d1eedb315f2e022656f780d440e6c8723f81d97344df07c7bf7a62e24ac2926d5b9cbc8de432caf408298949d
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1JE:z6QFElP6n+gKmddpMOtEvwDpj9aYazE
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 2024-02-14_85e7c51775800931e9a72d6fa262e59f_cryptolocker
Files
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2024-02-14_85e7c51775800931e9a72d6fa262e59f_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