Behavioral task
behavioral1
Sample
2024-01-26_a407c2f17acdd7d5b4b5debdaea5c2cc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_a407c2f17acdd7d5b4b5debdaea5c2cc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_a407c2f17acdd7d5b4b5debdaea5c2cc_cryptolocker
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Size
81KB
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MD5
a407c2f17acdd7d5b4b5debdaea5c2cc
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SHA1
129a011055534aebee93468b2c24bc43e9834f44
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SHA256
beddb73abcf134d8b30c53fe1e18b5548770c3980b73d96dfb873369ecd273bc
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SHA512
10e94bf65e7f01386e8fbe8d2c64aa0fb3344b36969a5e603d1e79f2c374b025ea748b915bd74e738d5919666402eabb574f5a188612e9c36f5e9f2aad587cf1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT74:T6a+rdOOtEvwDpjNE
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 2024-01-26_a407c2f17acdd7d5b4b5debdaea5c2cc_cryptolocker
Files
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2024-01-26_a407c2f17acdd7d5b4b5debdaea5c2cc_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