Behavioral task
behavioral1
Sample
2024-02-18_045c1a1ce6034b2bddbc3c8e96ca2128_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_045c1a1ce6034b2bddbc3c8e96ca2128_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_045c1a1ce6034b2bddbc3c8e96ca2128_cryptolocker
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Size
57KB
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MD5
045c1a1ce6034b2bddbc3c8e96ca2128
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SHA1
379d8fec6d47a27e1c15b19bb47138194e8f5b76
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SHA256
fd72634305181fd1d44c6ac66ed6ca07491d0a5b3ebbbe551a4b3891b6989f8e
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SHA512
789f2a5c26e13113af929d1d01c99234eea1a70e69f82826e26bbbc1a457dd9dfb6c3d462a967acdb2495e715e9d172d6dbd5a1a38cad1a7b630a80208f032ad
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0r1:z6QFElP6n+gKmddpMOtEvwDpj9aYal2
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 2024-02-18_045c1a1ce6034b2bddbc3c8e96ca2128_cryptolocker
Files
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2024-02-18_045c1a1ce6034b2bddbc3c8e96ca2128_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