Behavioral task
behavioral1
Sample
2024-04-26_ff1d7fa6abe787826631d1237ef40cf2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_ff1d7fa6abe787826631d1237ef40cf2_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_ff1d7fa6abe787826631d1237ef40cf2_cryptolocker
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Size
81KB
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MD5
ff1d7fa6abe787826631d1237ef40cf2
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SHA1
9c94bee1d9e4bebbdde3d9c8c200705194c4335a
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SHA256
d1f6f6668de5231ac290075c5a1e5b5a7cecd205208407c281e3f47de1c0fab3
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SHA512
cd935c25cfd8768cf7578448c8a4b697b1137141bfa261e33e39453b7c86b389f8c338bac061dc7b7dc2c59d864db0a3dea92c05d1a406848423e84c8e0442b3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7j:T6a+rdOOtEvwDpjNP
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 2024-04-26_ff1d7fa6abe787826631d1237ef40cf2_cryptolocker
Files
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2024-04-26_ff1d7fa6abe787826631d1237ef40cf2_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