Behavioral task
behavioral1
Sample
avisynth 2.6.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
avisynth 2.6.exe
Resource
win10v2004-20230703-en
General
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Target
avisynth 2.6.exe
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Size
6.2MB
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MD5
7299618ccdfa57a2302381fd104234d6
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SHA1
e153e2161ea4400ebe7576732fe9576cf6b760b1
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SHA256
a68272db4b475e720ede626c81d750b75ad585f18e0da766301372bbc48a3801
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SHA512
5506f5a4ff4b9a9c44526d2302ec61b628b625ad7c011ac1bffc70e3b4304465f8f5ab50024bdba44c6177fda258fe962cb0299b790ba85ca1ec49c1c7d158a2
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SSDEEP
98304:kxJBlzXyx1nNUxG0fX03SAvVRY4s6i3SkrCMmD2gPWh7BC6qWOy1KxCuo1b:uHOKGaMNRw2bOh7BCGz4ob
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource avisynth 2.6.exe unpack001/out.upx -
NSIS installer 1 IoCs
resource yara_rule static1/unpack001/out.upx nsis_installer_2
Files
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avisynth 2.6.exe.exe windows 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
Sections
UPX0 Size: - Virtual size: 180KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 18KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows 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
Sections
.text Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 40KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ