Behavioral task
behavioral1
Sample
2024-01-25_3489dda3478cb34b4024cd4376e0c9c8_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_3489dda3478cb34b4024cd4376e0c9c8_cryptolocker
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Size
59KB
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MD5
3489dda3478cb34b4024cd4376e0c9c8
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SHA1
df5e26acfbb1fa0d1fa4a49593a578d393c18688
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SHA256
43df89f3436e4539a5ec30aada203fa03c7897877c27b18eab987f056fcb039b
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SHA512
10f900511459e90f6b63130b293ed0ae09b20f573b3cb3c408edd114c4d3a6e20f3dc9e793dfccf047e5a46f85a003a78ff78133e2e14a42965f0399bb1e18b8
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAuz:z6a+CdOOtEvwDpjQR
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_3489dda3478cb34b4024cd4376e0c9c8_cryptolocker
Files
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2024-01-25_3489dda3478cb34b4024cd4376e0c9c8_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