Behavioral task
behavioral1
Sample
2024-05-11_04bcfa697926bdea690897db6617ba37_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_04bcfa697926bdea690897db6617ba37_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_04bcfa697926bdea690897db6617ba37_cryptolocker
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Size
58KB
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MD5
04bcfa697926bdea690897db6617ba37
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SHA1
2d624316af6ec6a954f29571a4302b6d4e7eca16
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SHA256
a71d5189c96a614088c277f378e08bb86fcca4ff08842b05e3f6881943824b74
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SHA512
ea1befe9dd61a73b603f1c52803da4a4cb0f587e6e3af49def12e468643b7856b4bff69ad884e17dcc9620e8c63c088acb021c7085e248512195851d3db28bb5
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjT:H6QFElP6n+gou9cvMOtEvwDpjCpVXa
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 2024-05-11_04bcfa697926bdea690897db6617ba37_cryptolocker
Files
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2024-05-11_04bcfa697926bdea690897db6617ba37_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