Behavioral task
behavioral1
Sample
2024-04-09_2db61b8d11278bc270c4d12abea54316_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-09_2db61b8d11278bc270c4d12abea54316_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_2db61b8d11278bc270c4d12abea54316_cryptolocker
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Size
53KB
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MD5
2db61b8d11278bc270c4d12abea54316
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SHA1
b5e81f64d0bcb373484b272a0aaa83e80bdf4329
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SHA256
83a0f7efe5d41220fde219d924cc90f5160e24e2bfbe076cb91f51812dedb672
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SHA512
a20e1fb9f10f1b4040d94343b16c9db8eda0489ae9da49d7e8093d0436d02b1a62712a78c80acec7416da67efa7e9e6a84e1620474ff70980273daf6303198c9
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgCC:bP9g/xtCS3Dxx0QC
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-09_2db61b8d11278bc270c4d12abea54316_cryptolocker
Files
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2024-04-09_2db61b8d11278bc270c4d12abea54316_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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