Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_b728a39500605a0589bdc8865a4e077d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_b728a39500605a0589bdc8865a4e077d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_b728a39500605a0589bdc8865a4e077d_cryptolocker
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Size
34KB
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MD5
b728a39500605a0589bdc8865a4e077d
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SHA1
8f3daf73a8e687ac398debd52d5750ac82d923fd
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SHA256
37d934b157a9454caa955745317fd4ad30357cb83325e0bb4651169fdb0ea7d9
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SHA512
f0759e630cc5f6012ab20f4d7c1b9af37dc14f17cac418a77403ff55892edcd82179e18514ba92dd709f7c8fc733625cfaffdc780d6e5a5b37c323d840eb24dc
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SSDEEP
768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmotzI6l:qmbhXDmjr5MOtEvwDpj5cDtzj
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 2024-02-25_b728a39500605a0589bdc8865a4e077d_cryptolocker
Files
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2024-02-25_b728a39500605a0589bdc8865a4e077d_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