Behavioral task
behavioral1
Sample
2024-06-12_b9ed6fd0642a149f0c9656564acd4ba8_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-12_b9ed6fd0642a149f0c9656564acd4ba8_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_b9ed6fd0642a149f0c9656564acd4ba8_cryptolocker
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Size
81KB
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MD5
b9ed6fd0642a149f0c9656564acd4ba8
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SHA1
bb7f6502ed863c6870f8566146cc660cadf76c2c
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SHA256
c8edce37884bc1f858b8cbbdb1c84589ae098825a0921683a288a0b4eead90f4
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SHA512
091ff3f2f88dcd18bf261632542a9d278e865d6a5fb696470bd6b3b7bb1f95563af2b02fccc2a7a39d069d08bccc2c0b9654b5cc4de3a5547f40f9d33dc61251
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QF:zCsanOtEvwDpjR
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 2024-06-12_b9ed6fd0642a149f0c9656564acd4ba8_cryptolocker
Files
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2024-06-12_b9ed6fd0642a149f0c9656564acd4ba8_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