Behavioral task
behavioral1
Sample
2024-02-12_cb41a97bef172e6d4af2d2382ccb64e2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_cb41a97bef172e6d4af2d2382ccb64e2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-12_cb41a97bef172e6d4af2d2382ccb64e2_cryptolocker
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Size
77KB
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MD5
cb41a97bef172e6d4af2d2382ccb64e2
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SHA1
fd67649b1db93da14e27ecee757bff4cde67039e
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SHA256
335158222222da82381abe3f8a21ffa75bd10e15b0ee2949714b7458641bc0f3
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SHA512
ebb83f3436a6a4efc48238e41b701c872d5f16d789b1af2e819fd3dbcec5aacfbfbcb5bf48b69a10da42b348487a3abdcb781494b00a5a374081d8e44f03e057
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB7z:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky5
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 2024-02-12_cb41a97bef172e6d4af2d2382ccb64e2_cryptolocker
Files
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2024-02-12_cb41a97bef172e6d4af2d2382ccb64e2_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