Behavioral task
behavioral1
Sample
2024-05-17_29bb4bf78d3882e90da02c35b49f2ec6_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-17_29bb4bf78d3882e90da02c35b49f2ec6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-17_29bb4bf78d3882e90da02c35b49f2ec6_cryptolocker
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Size
41KB
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MD5
29bb4bf78d3882e90da02c35b49f2ec6
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SHA1
a031a27d671dd0ae13a5d4e8532952af28d6bb5f
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SHA256
901ffa20fd28d0c553538b323ebe5b7ed1ebb5e69f1740d671fdcc45d918b935
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SHA512
7fd6982de571f447924ca5e34f6c46562c5d9a81acbb033ce7bbf70acc4abe2f1f2576b6a7227bbf325e4319e17a96b207875905fee9cc8b8eda1cff98a898d2
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHTEV:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoV
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-17_29bb4bf78d3882e90da02c35b49f2ec6_cryptolocker
Files
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2024-05-17_29bb4bf78d3882e90da02c35b49f2ec6_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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