Behavioral task
behavioral1
Sample
2024-05-20_739fb44087e5b9b57852ad3dbb0a0d64_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-20_739fb44087e5b9b57852ad3dbb0a0d64_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_739fb44087e5b9b57852ad3dbb0a0d64_cryptolocker
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Size
90KB
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MD5
739fb44087e5b9b57852ad3dbb0a0d64
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SHA1
dbfc24403e0c71413bf804082147f9d5088a57c9
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SHA256
966183f8324a06c51d9e3c0e522bc21327dae01a056e62f2f869ff3fdffa6f04
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SHA512
1dc22d0bdf513eae2d4607201be49c537f873e024f01c73f6b10b52de0efd441a6f93fa94a07e2832ca8bf3c7ee2954028a9a82cd8a46438b85e7de89269bd11
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D5:n6a+1SEOtEvwDpjYYvQd2Pe
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-20_739fb44087e5b9b57852ad3dbb0a0d64_cryptolocker
Files
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2024-05-20_739fb44087e5b9b57852ad3dbb0a0d64_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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