Behavioral task
behavioral1
Sample
2024-01-25_239465ddd9c07b8d8883bd62e544b9f3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_239465ddd9c07b8d8883bd62e544b9f3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_239465ddd9c07b8d8883bd62e544b9f3_cryptolocker
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Size
114KB
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MD5
239465ddd9c07b8d8883bd62e544b9f3
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SHA1
78d404738d897d7e65760738ad20fcff6f45cd82
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SHA256
dfc2465a9cff00a7cad11b4a59c5c07968d865089a6c865ac613e3eec0eaa78f
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SHA512
efa7e677078738994932451e3d707b9590b6c134530eb4f588cc2b32d72604634abc6118a7d5850585396a381157bbc2f582927921df3668824b77bfabca755b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp0QVO5:z6a+CdOOtEvwDpjczF
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-01-25_239465ddd9c07b8d8883bd62e544b9f3_cryptolocker
Files
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2024-01-25_239465ddd9c07b8d8883bd62e544b9f3_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE