Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker
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Size
64KB
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MD5
757c99300f6ed4a23d0d0facd2087e95
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SHA1
bd7f5b9fa6934ce878bcd3365e0464b77f1154ce
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SHA256
c8766c8a983f3799590f86391ec043650cf1fd2e0ab80c28caebbe99f41e10d8
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SHA512
db1e807322adcc6e4075542f543c000905133976112e64f3b662ca0c439227e53ef931942a623b6647cc427d8af586dfc158a0978176f1a2c5e6b1fcfff5c062
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsid:BbdDmjr+OtEvwDpjM8s
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 2024-05-21_757c99300f6ed4a23d0d0facd2087e95_cryptolocker
Files
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2024-05-21_757c99300f6ed4a23d0d0facd2087e95_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