Behavioral task
behavioral1
Sample
2024-01-10_aa1041a7ff27d7142b671167db94a9cf_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-10_aa1041a7ff27d7142b671167db94a9cf_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-10_aa1041a7ff27d7142b671167db94a9cf_cryptolocker
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Size
88KB
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MD5
aa1041a7ff27d7142b671167db94a9cf
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SHA1
4f4d8fe8b775dbaffefe4d37263327742e846134
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SHA256
6c73e72cf43adac6f95b100f9783acff61cc7c111f607b44fb30582fd3fc845c
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SHA512
40ce436da2821eb0ae00c59b1c63b4532dbda5270f01f7a38ee5c52ca6ae56c046ed7896386766e54d4255361344c4ca31f23644c72ad739c4d404884df09b87
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjU:zCsanOtEvwDpjR
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-10_aa1041a7ff27d7142b671167db94a9cf_cryptolocker
Files
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2024-01-10_aa1041a7ff27d7142b671167db94a9cf_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