Behavioral task
behavioral1
Sample
2024-06-11_78f85721d08ad0769122c125bbf0bc89_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_78f85721d08ad0769122c125bbf0bc89_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-11_78f85721d08ad0769122c125bbf0bc89_cryptolocker
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Size
82KB
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MD5
78f85721d08ad0769122c125bbf0bc89
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SHA1
9f75e8cb50da8f74e82440c0972bd92026b87d11
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SHA256
1dfaa590d5d6ade341768f1c7b01b874133cdba10afb9849eb85fa3d8da6e599
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SHA512
d95e4f7908d8ee4b3815b5449c8e88f6287a5ed570fe736b99ae5608feb4613f8abec8ed608b3963726e63f30614778bce4f0bc3ab3f3c390f27f99a180444b5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qg:zCsanOtEvwDpjk
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 2024-06-11_78f85721d08ad0769122c125bbf0bc89_cryptolocker
Files
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2024-06-11_78f85721d08ad0769122c125bbf0bc89_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