Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_797d071d07709c055acfb2ac3c8b3f6a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_797d071d07709c055acfb2ac3c8b3f6a_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_797d071d07709c055acfb2ac3c8b3f6a_cryptolocker
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Size
101KB
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MD5
797d071d07709c055acfb2ac3c8b3f6a
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SHA1
d3998957445bc2cf061812402dc95e13c46e146f
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SHA256
b536bf06c686dd1478f7cb500a953d98c1d4d31fb6f2ded3f6de2740a0c610f2
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SHA512
8cbcc8faebec8b983e111e0e3b711bf217aec731cc4998bc4c8024adbb0f3a32703e8bd1a2f03fd83a6764d07a67bab9a705e8042b6012fcc5e850fee05fb953
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2mw6ZH:xj+VGMOtEvwDpjubwQEIiVmkxv/q
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 2024-02-25_797d071d07709c055acfb2ac3c8b3f6a_cryptolocker
Files
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2024-02-25_797d071d07709c055acfb2ac3c8b3f6a_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