Behavioral task
behavioral1
Sample
2024-04-09_de2f4b8cb6e449665e8d9ac75b50cac1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_de2f4b8cb6e449665e8d9ac75b50cac1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_de2f4b8cb6e449665e8d9ac75b50cac1_cryptolocker
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Size
82KB
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MD5
de2f4b8cb6e449665e8d9ac75b50cac1
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SHA1
bd7ed654ccd59716773babe47107c17aa9513345
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SHA256
e151f5d6866515173ff127f1de99c74f4ec33bcc6877e379925a0bc169522acb
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SHA512
87715accfce294986f62c61a501439a50e70402b851af3397fedb858253c5ddbfd1342a0d80b55a3990ee40ea53a34f6f236490b55061b79192e31cdf3b4b914
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT76Hh:T6a+rdOOtEvwDpjNu
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 2024-04-09_de2f4b8cb6e449665e8d9ac75b50cac1_cryptolocker
Files
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2024-04-09_de2f4b8cb6e449665e8d9ac75b50cac1_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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