Behavioral task
behavioral1
Sample
2024-02-22_53e0ab170bd5537bddf9e7d57c223c4e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_53e0ab170bd5537bddf9e7d57c223c4e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_53e0ab170bd5537bddf9e7d57c223c4e_cryptolocker
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Size
87KB
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MD5
53e0ab170bd5537bddf9e7d57c223c4e
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SHA1
6803c640bf20347c0363d2a8260938413799985d
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SHA256
19125d0044d66db0f182f2c41e320c50ffe700938a75cfc18cf5502e669ebdcf
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SHA512
859ae5804e3897fdeb2bd5b77debd22ac8aefb351fb0735c891b4b33b97498384fa31d474c2b932012d156ed5e1276cc5e2432bb869969ce471d8ae0a4645371
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tq:zCsanOtEvwDpjg
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 2024-02-22_53e0ab170bd5537bddf9e7d57c223c4e_cryptolocker
Files
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2024-02-22_53e0ab170bd5537bddf9e7d57c223c4e_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