Behavioral task
behavioral1
Sample
2024-05-28_34b389317b0811065b83b5231bc7101c_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-28_34b389317b0811065b83b5231bc7101c_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_34b389317b0811065b83b5231bc7101c_cryptolocker
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Size
94KB
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MD5
34b389317b0811065b83b5231bc7101c
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SHA1
50a7696942641c7a9d90a4571d4caa240a127d55
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SHA256
075d32ea39e8532d09a999608c8927c510872ee57761e5adb6c1737f54692280
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SHA512
54e21dc784b6a9f690e407a2f7affbc83c8b604ea530e953ecb58b265c92d6dbddb47c597d88e58bd3458559c9e53632b3b2a4bdeb4cff29a79791133eba9c7d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kC:zCsanOtEvwDpjBN
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 2024-05-28_34b389317b0811065b83b5231bc7101c_cryptolocker
Files
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2024-05-28_34b389317b0811065b83b5231bc7101c_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