Behavioral task
behavioral1
Sample
2024-02-03_a278c1b8c1b02fab963cd3c124988e2a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_a278c1b8c1b02fab963cd3c124988e2a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_a278c1b8c1b02fab963cd3c124988e2a_cryptolocker
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Size
79KB
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MD5
a278c1b8c1b02fab963cd3c124988e2a
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SHA1
bfeb95b961d3990945e81c3306ae23e5ccad698a
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SHA256
007dd4663900e42e101edc93b152bdc873dbf0eee768dc00ff2eb099993f1e40
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SHA512
d70cddd6a85642e68c55d3d4e2eb43695e006af185db6f4710929938d909c4d1c52ce340be116a9c9426c083dc1b91d2bf11bedbcd0c7d0f2ed8cc23827ac6ed
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0M:T6a+rdOOtEvwDpjNtL
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 2024-02-03_a278c1b8c1b02fab963cd3c124988e2a_cryptolocker
Files
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2024-02-03_a278c1b8c1b02fab963cd3c124988e2a_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