Behavioral task
behavioral1
Sample
b3700c56f23927c4a7667427b8b54beb1f335f7fc1ffd105b5e35f4471977a2b.exe
Resource
win7-20240903-en
General
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Target
b3700c56f23927c4a7667427b8b54beb1f335f7fc1ffd105b5e35f4471977a2b
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Size
3.8MB
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MD5
1a63531c4d9f40d7e6386086e07e8965
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SHA1
5337e198fa6f3de68b035c3032c6a6b1ab2f9cb0
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SHA256
b3700c56f23927c4a7667427b8b54beb1f335f7fc1ffd105b5e35f4471977a2b
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SHA512
9cac59ece3ed78ef108f5e2535f1d00ff12738783832a0193c1c507b2fbee55964f3f64e804f3dfed1bcd1c63623dc45a9f6028fc9670b000681e23da3a8ac1b
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SSDEEP
98304:fps6+y7r1IIUekpxjLKrsdPB+HsQI7cFw:fa5y7rvUdXjursz+MJWw
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b3700c56f23927c4a7667427b8b54beb1f335f7fc1ffd105b5e35f4471977a2b
Files
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b3700c56f23927c4a7667427b8b54beb1f335f7fc1ffd105b5e35f4471977a2b.exe windows:4 windows x86 arch:x86
600d6669a5483d348b600b1c6a8ff388
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
oleaut32
VariantCopy
advapi32
RegOpenKeyExW
user32
InsertMenuA
kernel32
GetVersionExA
GetVersion
GetVersionExA
FindFirstFileExW
GetModuleFileNameW
GetModuleHandleA
LoadLibraryA
LocalAlloc
LocalFree
GetModuleFileNameA
ExitProcess
gdi32
GetEnhMetaFileHeader
version
GetFileVersionInfoA
mpr
WNetGetConnectionA
ole32
IsAccelerator
comctl32
ImageList_SetBkColor
shell32
SHBrowseForFolderA
comdlg32
GetOpenFileNameA
wsock32
WSAAsyncGetHostByName
gdiplus
GdipCreateFromHDC
Sections
.text Size: - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 75KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 88B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
UPX0 Size: - Virtual size: 283KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.5MB - Virtual size: 3.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 6.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ