Behavioral task
behavioral1
Sample
2024-01-24_6eff6eb784c2694eeea78961ebd2718b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_6eff6eb784c2694eeea78961ebd2718b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_6eff6eb784c2694eeea78961ebd2718b_cryptolocker
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Size
77KB
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MD5
6eff6eb784c2694eeea78961ebd2718b
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SHA1
6b0b84e75dc3f8fd6dc5a1499441c54e4c795235
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SHA256
15539a428ccc7756eccd8e92782b946a9d332ce5c99a0d97ad923033f202189b
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SHA512
43f62dee2f0c3269fbdea2bd9e3c1a6566aa8d30bee01931698ba1184462f4cf11ca1a5a82310e4cb8c92e2e62cef77d70bca76d568171b2ac5edf599b719e66
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qw:zCsanOtEvwDpjE
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 2024-01-24_6eff6eb784c2694eeea78961ebd2718b_cryptolocker
Files
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2024-01-24_6eff6eb784c2694eeea78961ebd2718b_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