Behavioral task
behavioral1
Sample
2024-05-31_8f1ae85e7a6f177a6a30c3008eefcd35_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-31_8f1ae85e7a6f177a6a30c3008eefcd35_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_8f1ae85e7a6f177a6a30c3008eefcd35_cryptolocker
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Size
60KB
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MD5
8f1ae85e7a6f177a6a30c3008eefcd35
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SHA1
f1d9e85072126d90d36a51c040038dd9f9e1e45e
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SHA256
6c4c8614f6db47dd2f955e10aab1cdba36d3098298263435010454570e507e9c
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SHA512
f428eee21960bd417db19397434d31ddc79dccf50958488afd7f468ae2e906eb5a4a2dadee0412c2829f16b02e2e8e3ad382112d7249bc1566d9d090f6f70d99
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pU:H6QFElP6n+gou9cvMOtEvwDpjCpVXm
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 2024-05-31_8f1ae85e7a6f177a6a30c3008eefcd35_cryptolocker
Files
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2024-05-31_8f1ae85e7a6f177a6a30c3008eefcd35_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