Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_871a8d56fc028b4be2238c941f45b83a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_871a8d56fc028b4be2238c941f45b83a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_871a8d56fc028b4be2238c941f45b83a_cryptolocker
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Size
73KB
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MD5
871a8d56fc028b4be2238c941f45b83a
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SHA1
d0b67a41bf51373aded2f9688d55a793662388dd
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SHA256
54a679ec96bdd2df06ab55ddb00ddb2072e4fc163819ffa845426ed41ca75bb9
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SHA512
5c155538383c4b74c9aa975b174a434ad2d5a9a328b33709d4520f0fb614f75c2a6578c0c1d5153997c610e3820015ef7ddfbf30c812cf85cf1b2f268447d32e
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUPX:xj+VGMOtEvwDpjubwQEI8UPX
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-12_871a8d56fc028b4be2238c941f45b83a_cryptolocker
Files
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2024-03-12_871a8d56fc028b4be2238c941f45b83a_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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