Behavioral task
behavioral1
Sample
2024-05-02_5261cfd301b36684dc4e0490e7aa96ff_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_5261cfd301b36684dc4e0490e7aa96ff_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_5261cfd301b36684dc4e0490e7aa96ff_cryptolocker
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Size
55KB
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MD5
5261cfd301b36684dc4e0490e7aa96ff
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SHA1
236a7c657ec70b22e80c607fde2b5680bfd0aba3
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SHA256
b56fec163e6094ceae23dc092fde3000a5d3a21426ee878425ebfcbbd70984df
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SHA512
829773da41264d67a5cf1ea90d193f9c18264e11be513c096fb7ecb4b52ba35eed66f52bbef9a05f5a7c21bf7b25bb32d91ba42a594a115ec6362325d9fb1e3c
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlX:bP9g/xtCS3Dxx0c
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 2024-05-02_5261cfd301b36684dc4e0490e7aa96ff_cryptolocker
Files
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2024-05-02_5261cfd301b36684dc4e0490e7aa96ff_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