Behavioral task
behavioral1
Sample
2024-01-18_b92e1920af6bc1cdc2d9f33f741ee028_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_b92e1920af6bc1cdc2d9f33f741ee028_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_b92e1920af6bc1cdc2d9f33f741ee028_cryptolocker
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Size
67KB
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MD5
b92e1920af6bc1cdc2d9f33f741ee028
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SHA1
e2e1a80d48bd3b3ba9c9c1d06751b2b6b45dbbaa
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SHA256
2423ce9364f525c13afa899494f32d52ea52d42b5985bcc25784725e59b65e53
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SHA512
7e36c023f8cf01201b07d63889dedf187cdd3da75a49943d13c47f8de3814a18537c6935ce14944afdb4813e7843e0c142fcb87a658b998f9b653e89f6b45ec2
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBy:z6a+CdOOtEvwDpjQE
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 2024-01-18_b92e1920af6bc1cdc2d9f33f741ee028_cryptolocker
Files
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2024-01-18_b92e1920af6bc1cdc2d9f33f741ee028_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