Behavioral task
behavioral1
Sample
2024-01-25_59796b548d643ef5532ecd1138966f74_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_59796b548d643ef5532ecd1138966f74_cryptolocker
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Size
115KB
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MD5
59796b548d643ef5532ecd1138966f74
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SHA1
bdb3d3c1c43109a53627514b73b15b585008d1a6
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SHA256
ac1e4a9ba6ee34f32645634e2f85aa362a95c522526ec64bca2bb1b7d8a750a2
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SHA512
b2630cc6025e1fdcc67e1698aff334184a209e3c13470fb08f9220d1999f1e50da6f3ff250b47aec7dc512107fcbe07e0a3b6ec8caeb95ddbc990c1a7a3c3f82
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01f:z6a+CdOOtEvwDpjczN
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-01-25_59796b548d643ef5532ecd1138966f74_cryptolocker
Files
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2024-01-25_59796b548d643ef5532ecd1138966f74_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