Behavioral task
behavioral1
Sample
2024-04-19_15ff762959fff11bbc7749417b4ac159_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_15ff762959fff11bbc7749417b4ac159_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_15ff762959fff11bbc7749417b4ac159_cryptolocker
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Size
79KB
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MD5
15ff762959fff11bbc7749417b4ac159
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SHA1
cf63313a8bfddcd73bfa9fc53ece9eff56de42ce
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SHA256
24aea5ca940d722edb3e3e465432ffa8105752478187b87a533b75dcaf4fb203
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SHA512
92f367c3cdee70970306a34149a53d4d9558124f9befe591fe23cec350388ce6e73db116f8b848f1d1d46d4864f69bbe24d02b2a0d68236cdba093c90037fe05
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdD:T6a+rdOOtEvwDpjNt1
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 2024-04-19_15ff762959fff11bbc7749417b4ac159_cryptolocker
Files
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2024-04-19_15ff762959fff11bbc7749417b4ac159_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