Behavioral task
behavioral1
Sample
2024-02-25_4fd363bb061a8b510dd92194c971246c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_4fd363bb061a8b510dd92194c971246c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_4fd363bb061a8b510dd92194c971246c_cryptolocker
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Size
119KB
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MD5
4fd363bb061a8b510dd92194c971246c
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SHA1
4d05d151413dffa6bebcfce1c9b132ea969ba304
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SHA256
637768d8790685bc8447636cda03f1ccc80e0288d99cc43750ea11687488220f
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SHA512
a1a3a7f1e8119158bef4e94a4b927916117d063bbcca54576e29413875f0ff78d063f4efbb0157989081e59c11a6d4074bd27d1aad2a401ba8ff67c68244cde0
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaGH:z6a+CdOOtEvwDpjczq
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 2024-02-25_4fd363bb061a8b510dd92194c971246c_cryptolocker
Files
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2024-02-25_4fd363bb061a8b510dd92194c971246c_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