Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_552a87e4756d4da2ff83d1be9d1b76d7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_552a87e4756d4da2ff83d1be9d1b76d7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_552a87e4756d4da2ff83d1be9d1b76d7_cryptolocker
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Size
102KB
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MD5
552a87e4756d4da2ff83d1be9d1b76d7
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SHA1
014483c289fb9c698ce533536873dc3de01aa1f8
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SHA256
c29fceb69a34f9cf7138b9adf6ebeaaa53fed72f13e36415c82a183245948f5f
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SHA512
35ba0025cef47edc657557063bfe5e2667b2939f5f16b08b6fbde700a2922280fa3fb946f72e6b5645f4eb558537844b818b1660560301c58ef24a70129be05e
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2NMbyf:xj+VGMOtEvwDpjubwQEIiVmkxv/myf
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 2024-02-24_552a87e4756d4da2ff83d1be9d1b76d7_cryptolocker
Files
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2024-02-24_552a87e4756d4da2ff83d1be9d1b76d7_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