Behavioral task
behavioral1
Sample
2024-04-20_2fb4b63b4770d8b36394fa77eaa03426_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_2fb4b63b4770d8b36394fa77eaa03426_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_2fb4b63b4770d8b36394fa77eaa03426_cryptolocker
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Size
85KB
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MD5
2fb4b63b4770d8b36394fa77eaa03426
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SHA1
62a3d8fa6380d10aff67e965ca4a0132ea418a5a
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SHA256
29e293eeaf4d4f4544cf6b07ae5724081b8e216aefd93e737390b63092bf5b03
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SHA512
b72010f005ce95b3f75125927a781ee1fd8433de09f08cef279497e920e443097694dbd2f8e4ccb67c620ca9f3cf65391307f41be650809809df6676aaa770bf
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/W:zCsanOtEvwDpjY
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 2024-04-20_2fb4b63b4770d8b36394fa77eaa03426_cryptolocker
Files
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2024-04-20_2fb4b63b4770d8b36394fa77eaa03426_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