Behavioral task
behavioral1
Sample
2024-02-12_1b67fafb85ea9c8ebb3697ef56619694_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_1b67fafb85ea9c8ebb3697ef56619694_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-12_1b67fafb85ea9c8ebb3697ef56619694_cryptolocker
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Size
75KB
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MD5
1b67fafb85ea9c8ebb3697ef56619694
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SHA1
f9d5906955dbd8ba8fec0889a6c66c70bca55125
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SHA256
5c2219336b5e5582df6505048368350f0e6c8b75bad2a015975bc849d471e384
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SHA512
eb68a1b8c1ec789a103c14662ce03b592b8705a9dddfbf07e20a01005eacfcb858c8c6407c2393991bbe0ccf971a6ee3a6163c867223407ce6ec962c9a06338e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWnQ:T6a+rdOOtEvwDpjNtF
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 2024-02-12_1b67fafb85ea9c8ebb3697ef56619694_cryptolocker
Files
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2024-02-12_1b67fafb85ea9c8ebb3697ef56619694_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