Behavioral task
behavioral1
Sample
2024-02-21_850bf6aa7614ccc57d2d0d71e8776570_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_850bf6aa7614ccc57d2d0d71e8776570_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_850bf6aa7614ccc57d2d0d71e8776570_cryptolocker
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Size
80KB
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MD5
850bf6aa7614ccc57d2d0d71e8776570
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SHA1
8b10dd7af13f97d31100c1d837d1ef9cf7884a58
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SHA256
db487e47c4b6d260ae69e01d3a7f7ec73310c4ec39553056390c29b50630086d
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SHA512
7e531bbe13b38a6f7205dd897bb79017d73e836e950fa10ae6f87b43bfc910ec8b061589416a5a0411031eb5d42fe1f2b056be04bf5c668552898bb282a6d470
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0by3:T6a+rdOOtEvwDpjNtWa
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 2024-02-21_850bf6aa7614ccc57d2d0d71e8776570_cryptolocker
Files
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2024-02-21_850bf6aa7614ccc57d2d0d71e8776570_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