Static task
static1
Behavioral task
behavioral1
Sample
2024-04-24_99ae4c6d40424dc92d3201af41824c28_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-24_99ae4c6d40424dc92d3201af41824c28_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_99ae4c6d40424dc92d3201af41824c28_cryptolocker
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Size
61KB
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MD5
99ae4c6d40424dc92d3201af41824c28
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SHA1
cbd6b23ad18382002c9cbf4ae1739833ec16414f
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SHA256
dfeebe4ccaba223258a938ceb26405c8dbc07447724aecc287e2fe420b32efbf
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SHA512
ce4c8b14244d20adb0352557acb607e7d2bc0eb4998ca20717daffa739c0b3e6fa7c057543e79334980b338bc356212ef84481d191c1202e5ab7f795307db5d2
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDFO2:xj+VGMOtEvwDpjubEgywX
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 2024-04-24_99ae4c6d40424dc92d3201af41824c28_cryptolocker
Files
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2024-04-24_99ae4c6d40424dc92d3201af41824c28_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