Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_f39805c1db27500e8f1dd474f0e20bb9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_f39805c1db27500e8f1dd474f0e20bb9_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_f39805c1db27500e8f1dd474f0e20bb9_cryptolocker
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Size
68KB
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MD5
f39805c1db27500e8f1dd474f0e20bb9
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SHA1
d1806c33c2063ceda0d84d0d655181cbf9c1a83b
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SHA256
ec4a0e7205945b15a6d4c3d89a32cd9a9c63f0fac9f3c384300386ea763b2f0c
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SHA512
2168c11c425c0cf1fd9a471ef8073bc4690c6541ceef366e087f1413cd6655c17235b98a06fc9bc68c8cec3dec87aef8a4c30e371895af9f9d55e78b2edf1eff
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpE0P/xFW86:6j+1NMOtEvwDpjr8ox8UDEpN/jW/
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 2024-04-27_f39805c1db27500e8f1dd474f0e20bb9_cryptolocker
Files
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2024-04-27_f39805c1db27500e8f1dd474f0e20bb9_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