Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_b5e03d8ddb7d7aa8db7c6e2e1bdb33d8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_b5e03d8ddb7d7aa8db7c6e2e1bdb33d8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_b5e03d8ddb7d7aa8db7c6e2e1bdb33d8_cryptolocker
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Size
49KB
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MD5
b5e03d8ddb7d7aa8db7c6e2e1bdb33d8
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SHA1
b319dc05226e886c123612e230502b9e99162091
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SHA256
91aede8a777ae7227b0717da9be0b025322fedab6a7d8df4441adbd1a547a4b0
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SHA512
c4ff3cf324865863c2d4e4829a31a4d703a57f03f43502a387df302f7f63f4d7fc55109cb4c5fd4ebd45d45023162ce9d00a268eba0392fe14e5bd8ef27a9d72
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQPdUv8:BbdDmjr+OtEvwDpjMXF
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-18_b5e03d8ddb7d7aa8db7c6e2e1bdb33d8_cryptolocker
Files
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2024-02-18_b5e03d8ddb7d7aa8db7c6e2e1bdb33d8_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
QNhjSkbP Size: 12KB - 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