Behavioral task
behavioral1
Sample
2024-04-28_90c646e06dfd21f4deb72d1e5a58b384_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_90c646e06dfd21f4deb72d1e5a58b384_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_90c646e06dfd21f4deb72d1e5a58b384_cryptolocker
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Size
82KB
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MD5
90c646e06dfd21f4deb72d1e5a58b384
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SHA1
e45de0cc4bbe01d97b65cf7c213e4190a356220a
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SHA256
2e6af23836fd27b32b2fca4a76bc03cce19019e0b2496beb20f09291f653a3b1
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SHA512
ba18640f62beb14393b7798a8b7ed5265aeffcd79d0e1335e6f5256c1ff1fa272f3ce155b20c695d9feb933d70ae5c186084b4f8de969c13b9ff3a41e428dc44
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7Q:T6a+rdOOtEvwDpjNc
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 2024-04-28_90c646e06dfd21f4deb72d1e5a58b384_cryptolocker
Files
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2024-04-28_90c646e06dfd21f4deb72d1e5a58b384_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