Behavioral task
behavioral1
Sample
2024-01-18_e31d45b24364560e6a6c41dc1ece1a98_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_e31d45b24364560e6a6c41dc1ece1a98_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_e31d45b24364560e6a6c41dc1ece1a98_cryptolocker
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Size
79KB
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MD5
e31d45b24364560e6a6c41dc1ece1a98
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SHA1
05af94b1d2d2b2843f033032c38064763ee99e1a
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SHA256
7485c2a95e93ac85c8561742085e70e27aa1cc9612df7111f2bf723e38ea4742
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SHA512
0d9b6e4027aa636e998fe6ebc92512a77b04a0d0b1d21bd5d5ca4380ac566eef0fcd2933c3ee481f99bed7f46567ebbb6b638b3f85bff8a32a3591484ee39fa3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBl:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyz
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 2024-01-18_e31d45b24364560e6a6c41dc1ece1a98_cryptolocker
Files
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2024-01-18_e31d45b24364560e6a6c41dc1ece1a98_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