Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_b71638ed12e6384850f0b99e71d0772b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_b71638ed12e6384850f0b99e71d0772b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_b71638ed12e6384850f0b99e71d0772b_cryptolocker
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Size
50KB
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MD5
b71638ed12e6384850f0b99e71d0772b
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SHA1
4bffb8f43e5bb6e77a4e3f1881301eff599b1139
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SHA256
d81c6818baf10386f0c105a2bad2eb84dc56ae5a32526c2d94672932999969ff
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SHA512
924c02092d9795b58ff0cf02d61edbbab524a73b07d37e74af376d0e2227a4ac1353b6dd32dc14c64eeaa221b7ea1273f9ef312f67820c80e1f39318b0dfe6dd
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SSDEEP
768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05W2MoccG:qmbhXDmjr5MOtEvwDpj5cDtKkQZQ8
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 2024-05-14_b71638ed12e6384850f0b99e71d0772b_cryptolocker
Files
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2024-05-14_b71638ed12e6384850f0b99e71d0772b_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