Behavioral task
behavioral1
Sample
2024-01-18_5fb4d6f7f128a50c9675dc1257136e43_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_5fb4d6f7f128a50c9675dc1257136e43_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_5fb4d6f7f128a50c9675dc1257136e43_cryptolocker
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Size
115KB
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MD5
5fb4d6f7f128a50c9675dc1257136e43
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SHA1
93e8c78c8df02ffe1622424d2da3c67094830cf5
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SHA256
15e4d7c57782190c1e7cbf1d90f7bbd8edac09f5e23f3e469aa589c4080fdc35
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SHA512
a36d21d0549b43d05816f2883f33ab246c38161cf5fe25a38718629378b5023b3a17775d491697546cd8ff6370cd685adf13a62104ef25e8c5b6132bd9bda2fc
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/V:T6a+rdOOtEvwDpjLz8
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_5fb4d6f7f128a50c9675dc1257136e43_cryptolocker
Files
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2024-01-18_5fb4d6f7f128a50c9675dc1257136e43_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_CODE
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