Behavioral task
behavioral1
Sample
2024-04-19_af4f67e0e335e5aea65cc85f167bbc55_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_af4f67e0e335e5aea65cc85f167bbc55_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_af4f67e0e335e5aea65cc85f167bbc55_cryptolocker
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Size
55KB
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MD5
af4f67e0e335e5aea65cc85f167bbc55
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SHA1
61c0d73db566968b87bb8385d190c6a6c48d2217
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SHA256
786234bf5b755d50f456a80d822231eff25f95aebf14e36f8fa110f05fedc88b
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SHA512
bea47bdebac689161a97c1e2c561469486b1ad1c58aa962c4dc86d3bbdde7f5b1ad9b22c7b7fb44dfdedc180a4ba8e7481d7933fe642126d3aa38c8dc7a0a582
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlK:bP9g/xtCS3Dxx0t
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 2024-04-19_af4f67e0e335e5aea65cc85f167bbc55_cryptolocker
Files
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2024-04-19_af4f67e0e335e5aea65cc85f167bbc55_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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