Behavioral task
behavioral1
Sample
2024-03-29_f2ab991c751233286637317d9ba66e74_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_f2ab991c751233286637317d9ba66e74_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_f2ab991c751233286637317d9ba66e74_cryptolocker
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Size
80KB
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MD5
f2ab991c751233286637317d9ba66e74
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SHA1
1d10e9238ac1d644eae9533169cb206f283dbc71
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SHA256
f76df81f11f62c0573e6075ec49f5fde048c3cdfcd5d3c94dc0ce99a9954985c
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SHA512
994f13e10ca35c81bae4c80475f2e25c2b5aa3241e45168fb2b43e5e4a421f91af902f7d1f400f9ad50a92b60b6a5a571c9b1f58c754d0e149974725a3a0bb64
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp2CYG:zCsanOtEvwDpjF
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 2024-03-29_f2ab991c751233286637317d9ba66e74_cryptolocker
Files
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2024-03-29_f2ab991c751233286637317d9ba66e74_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: 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