Behavioral task
behavioral1
Sample
2024-04-15_fb0ca6f0463323aa8d993495697d04d8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_fb0ca6f0463323aa8d993495697d04d8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_fb0ca6f0463323aa8d993495697d04d8_cryptolocker
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Size
54KB
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MD5
fb0ca6f0463323aa8d993495697d04d8
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SHA1
9cdd2540c74e3d3a7e0aa8483303294998c6db7c
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SHA256
87b7beb98093105d152a4f53e872025bb2b071031445b834ef770bd95e525cdc
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SHA512
76c44e62c4cfb2399fc291f728baa998cda0be737e87242841d6b14bca423dc46f19ec73e528b67ddb6109c8ff0ef7700a07f9828f3d07a134189bdfe12018d9
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjQ:bP9g/xtCS3Dxx05
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 2024-04-15_fb0ca6f0463323aa8d993495697d04d8_cryptolocker
Files
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2024-04-15_fb0ca6f0463323aa8d993495697d04d8_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