Behavioral task
behavioral1
Sample
2024-04-08_3d699cca744240532bbee6505b0056e7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_3d699cca744240532bbee6505b0056e7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_3d699cca744240532bbee6505b0056e7_cryptolocker
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Size
58KB
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MD5
3d699cca744240532bbee6505b0056e7
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SHA1
cc23f2d40b7e862b93cf0cf0cfe6e00735967aac
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SHA256
eaa91438155dc6d20688b3bc03df4e00b6fef72d04b3c600246893db43baf74d
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SHA512
e3f6c1adbb4c06db98f4ba7490ed69f538d8e72b9b5d5492cff6d5d6a4c5b7383c0daa2c55c71924274ef3b41ae4f766f4ec5b6e3a1168c41eafb83644289e2e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYazbkP:z6a+CdOOtEvwDpjQM
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 2024-04-08_3d699cca744240532bbee6505b0056e7_cryptolocker
Files
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2024-04-08_3d699cca744240532bbee6505b0056e7_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_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