Behavioral task
behavioral1
Sample
2024-05-23_2994d6b5109f9b5cbdf7503b2eb67b33_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_2994d6b5109f9b5cbdf7503b2eb67b33_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_2994d6b5109f9b5cbdf7503b2eb67b33_cryptolocker
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Size
78KB
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MD5
2994d6b5109f9b5cbdf7503b2eb67b33
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SHA1
fea45a0f4c669baa4e666fe4a7781e335e81e8f3
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SHA256
ea81c483801480e889f6073a7ecf4b5e68f122cfd364671c37aaad3ef4c2b17d
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SHA512
6d1bb949f9e447c74a87523eb4af8ca297a118e1f8854e9f01dd039642d5b29e95dcb2fd9a474cb2faba34831d2a4e6969498c091d9b004b0b9dd6c56cac763b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1O:T6a+rdOOtEvwDpjNtHPx
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 2024-05-23_2994d6b5109f9b5cbdf7503b2eb67b33_cryptolocker
Files
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2024-05-23_2994d6b5109f9b5cbdf7503b2eb67b33_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