Static task
static1
Behavioral task
behavioral1
Sample
2024-05-05_ef58cf6e8f931c571c52360333bace5a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_ef58cf6e8f931c571c52360333bace5a_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_ef58cf6e8f931c571c52360333bace5a_cryptolocker
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Size
43KB
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MD5
ef58cf6e8f931c571c52360333bace5a
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SHA1
6eefb25bafb4c02027c05095033b39444d73904c
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SHA256
c359c83954ea72ef659c9bc285d07be0309baaea0ebe9bc9fb8ae6bcba81cb2f
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SHA512
53a9cc6bf6314ab9e9c8fb0003117b6d81f8424530960e0309ac3221f1cb4284c6eaeb511dab03a357771be06ff0e05e455d0e0b8323a68813b7a442705314a0
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/aMK:6j+1NMOtEvwDpjrRrK
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 2024-05-05_ef58cf6e8f931c571c52360333bace5a_cryptolocker
Files
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2024-05-05_ef58cf6e8f931c571c52360333bace5a_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: 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