Behavioral task
behavioral1
Sample
2024-05-30_fbd803296cb6e84f83d7496420f6be96_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-30_fbd803296cb6e84f83d7496420f6be96_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-30_fbd803296cb6e84f83d7496420f6be96_cryptolocker
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Size
54KB
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MD5
fbd803296cb6e84f83d7496420f6be96
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SHA1
f397843e0c65edfa49e42169b256f7a647bd2106
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SHA256
6ba8d4512c4556372004e83b609123e53d45340e687543328fe30521841bd2f0
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SHA512
d4f1d2011966cbd66ebadf30463eacedea3ceb9016b6ad98855e90ae936299ec758810c8284a6c51bf39ed38894a58a6425c56c7899ce5fa7ee0c3c7ab12bc7d
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkaW:z6QFElP6n+gKmddpMOtEvwDpj31ikt
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 2024-05-30_fbd803296cb6e84f83d7496420f6be96_cryptolocker
Files
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2024-05-30_fbd803296cb6e84f83d7496420f6be96_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: 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