Behavioral task
behavioral1
Sample
2024-05-10_874808c3a6feb3ff39490038b17573a0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_874808c3a6feb3ff39490038b17573a0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_874808c3a6feb3ff39490038b17573a0_cryptolocker
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Size
80KB
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MD5
874808c3a6feb3ff39490038b17573a0
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SHA1
1377411b7c6d86297e8289efabdc32becacb4f27
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SHA256
e46f94ec47c203348df84d9a3cf3a887b81c7ecdc691d0b02ba740ee103922b7
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SHA512
afec547bf81edc5da9504c75c2e80bf1f08eb1d46a45b69b8c0b4720d7120c341f8838cdc3a74fb59ce942db4b82757a1f999e57ddaa6c91d1fca21ba9b550e7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QE:zCsanOtEvwDpjQ
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 2024-05-10_874808c3a6feb3ff39490038b17573a0_cryptolocker
Files
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2024-05-10_874808c3a6feb3ff39490038b17573a0_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