General

  • Target
    WinPcap_4_1_3.exe
  • Size 893KB
  • Sample260730-w3hm1sem2s
  • SHA256 fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Unsigned PE 2 IoCs

    Checks for missing Authenticode signature.

  • Untrusted Codesign Signers 5 IoCs

    Codesigned file was signed by an untrusted entity.

  • NSIS installer 2 IoCs

File Explorer

  • WinPcap_4_1_3.exe
    .exe 893KB
  • $PLUGINSDIR/InstallOptions.dll
    .dll 14KB
  • $PLUGINSDIR/bootOptions.ini
    342B
  • $PLUGINSDIR/ioSpecial.ini
    211B
  • $PLUGINSDIR/modern-header.bmp
    29KB
  • $PLUGINSDIR/modern-wizard.bmp
    25KB
  • $SYSDIR/Packet.dll
    .dll 99KB
  • $SYSDIR/pthreadVC.dll
    .dll 52KB
  • $SYSDIR/wpcap.dll
    .dll 275KB
  • WinPcapInstall.dll
    .dll 91KB
  • rpcapd.exe
    .exe 115KB

WinPcap_4_1_3.exe

  • IMPHASH 7fa974366048f9c551ef45714595665e
  • SHA256 fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Untrusted Codesign Signers

    Codesigned file was signed by an untrusted entity.

  • NSIS installer

PE Signature issue

Digest
be:72:38:f0:32:8c:16:3b:2e:d9:97:ba:f7:42:66:0c:3b:6b:63:df
Digest Algorithm
sha1
PE Digests Matches
Trusted
Not trusted
Signing Certificate
CN=Riverbed Technology\, Inc.,OU=Digital ID Class 3 - Microsoft Software Validation v2+OU=Product Marketing,O=Riverbed Technology\, Inc.,L=San Francisco,ST=California,C=US
Minor OS version
0
Major OS version
4
Entry point
12538
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE
PDB paths