Behavioral task
behavioral1
Sample
2024-05-22_58919521ac63e0b33f13b7e4fa8d92b8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_58919521ac63e0b33f13b7e4fa8d92b8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-22_58919521ac63e0b33f13b7e4fa8d92b8_cryptolocker
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Size
41KB
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MD5
58919521ac63e0b33f13b7e4fa8d92b8
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SHA1
0c97b17b6417094a68fca7ace261dba7f6e1bac8
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SHA256
cb3cd4a4e2efbd3cbe120f5beaae04a87dcec98ba7070a8977ff61c3f5bb8e0b
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SHA512
a40c9aefb9804e3d38c59bc7db3deb3400150237505dece61062e851098534620c599a42de78e8d2d7c2f4018abbfe389613421085cfb8aa948e8b32793801a0
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHe:ba74zYcgT/EkdCQgpwXFXSqQXfj0xK+
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 2024-05-22_58919521ac63e0b33f13b7e4fa8d92b8_cryptolocker
Files
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2024-05-22_58919521ac63e0b33f13b7e4fa8d92b8_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