Behavioral task
behavioral1
Sample
2024-02-22_a4814f4a0ae4d324f95a67ff1c5083a4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_a4814f4a0ae4d324f95a67ff1c5083a4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_a4814f4a0ae4d324f95a67ff1c5083a4_cryptolocker
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Size
56KB
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MD5
a4814f4a0ae4d324f95a67ff1c5083a4
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SHA1
b4d58b7f18de6d83c9b182d739d94c6e074dc379
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SHA256
55ea4318aaade9a4c9ad8c17e1daa222923f0f4e99375fede2c9272367ca011c
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SHA512
67f3dc79a98fb705eadb7f913ece8ab82e89a72c9256708800491df94eed29626ff8d5166d3773794d247a191d6cf03292e279b4025c94035456008bbf8c759c
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appv:z6QFElP6n+gKmddpMOtEvwDpj9aYaf
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 2024-02-22_a4814f4a0ae4d324f95a67ff1c5083a4_cryptolocker
Files
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2024-02-22_a4814f4a0ae4d324f95a67ff1c5083a4_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