Resubmissions

09-03-2021 18:37

210309-mkg5nzfb9a 8

09-03-2021 18:02

210309-lw4wfqkzbn 8

Analysis

  • max time kernel
    119s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-03-2021 18:02

General

  • Target

    commerce _03.09.2021.doc

  • Size

    91KB

  • MD5

    0aa86c039d3fbad067749edf8a4ce659

  • SHA1

    15c9d4ba5557b47dbdde61831296c2d67ede7357

  • SHA256

    0c8704fd49a85bec94233219640e3bae68aa4030b3ae6e582d502dbef38b6707

  • SHA512

    bb41673650c28b4ebfd884f539f1be549124d70912278302dbe8781cf7e051a693b20c9a1d399a4789f0420841c26960cb1e381dede9cd107d433c352d56b9d1

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\commerce _03.09.2021.doc"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\programdata\xml.com
      "C:\programdata\xml.com" process list /format : "c:\programdata\i.xsl"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 c:\programdata\58886.jpg
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        PID:1980
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1832

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\xml.com
      MD5

      a03cf3838775e0801a0894c8bacd2e56

      SHA1

      4368dbd172224ec9461364be1ac9dffc5d9224a8

      SHA256

      132aa270790f56a7524cab968927ed5e1d91b9a26d4badcb24e450e7decc5f81

      SHA512

      b9e2467157139cc288e027d34865034eaf441dd69981a91df18d60e6b6a7cc53f8102230d18e4c6de2f3ad3ab413d755663bfc82d3033e52faf38509a7cdfcdc

    • \??\c:\programdata\58886.jpg
      MD5

      b18464c857c9c64a46d56b9e2c9bc3e2

      SHA1

      fff3bb292728adb87e5485db79c95887d79c651e

      SHA256

      d0f8d44e5662843be0fde27fe1c05f4cfd4efaeeddb34bd59bbf033135e6f0d6

      SHA512

      b95fb6742db488577f907cfb14d00aaecb8f5e5b84b5912eb81a04215ffa9c095cf6e05a8e8c1c5d360b79760dcc9f1ac27eeb40a59983a9e8d4ef35ea756bf0

    • \??\c:\programdata\i.xsl
      MD5

      019bf95cfa8bd8cef5ccbe11a17d5b4a

      SHA1

      9617ac6e29d86217d54609d37d79bf7dcef986ae

      SHA256

      2b9c7426ad5db95c7924ea37084742b3af34cdcafad397584b28cf8ea343e774

      SHA512

      4a267d89006648a046f18565abeb9fe29b9a4cade415f4dfffb167e400e02eebeaca9c9a49dc73bec614f8faafeb5db772978a40cd17b9f74b14df4a11e07f6b

    • \ProgramData\xml.com
      MD5

      a03cf3838775e0801a0894c8bacd2e56

      SHA1

      4368dbd172224ec9461364be1ac9dffc5d9224a8

      SHA256

      132aa270790f56a7524cab968927ed5e1d91b9a26d4badcb24e450e7decc5f81

      SHA512

      b9e2467157139cc288e027d34865034eaf441dd69981a91df18d60e6b6a7cc53f8102230d18e4c6de2f3ad3ab413d755663bfc82d3033e52faf38509a7cdfcdc

    • \ProgramData\xml.com
      MD5

      a03cf3838775e0801a0894c8bacd2e56

      SHA1

      4368dbd172224ec9461364be1ac9dffc5d9224a8

      SHA256

      132aa270790f56a7524cab968927ed5e1d91b9a26d4badcb24e450e7decc5f81

      SHA512

      b9e2467157139cc288e027d34865034eaf441dd69981a91df18d60e6b6a7cc53f8102230d18e4c6de2f3ad3ab413d755663bfc82d3033e52faf38509a7cdfcdc

    • \ProgramData\xml.com
      MD5

      a03cf3838775e0801a0894c8bacd2e56

      SHA1

      4368dbd172224ec9461364be1ac9dffc5d9224a8

      SHA256

      132aa270790f56a7524cab968927ed5e1d91b9a26d4badcb24e450e7decc5f81

      SHA512

      b9e2467157139cc288e027d34865034eaf441dd69981a91df18d60e6b6a7cc53f8102230d18e4c6de2f3ad3ab413d755663bfc82d3033e52faf38509a7cdfcdc

    • \ProgramData\xml.com
      MD5

      a03cf3838775e0801a0894c8bacd2e56

      SHA1

      4368dbd172224ec9461364be1ac9dffc5d9224a8

      SHA256

      132aa270790f56a7524cab968927ed5e1d91b9a26d4badcb24e450e7decc5f81

      SHA512

      b9e2467157139cc288e027d34865034eaf441dd69981a91df18d60e6b6a7cc53f8102230d18e4c6de2f3ad3ab413d755663bfc82d3033e52faf38509a7cdfcdc

    • memory/440-15-0x000007FEF7D90000-0x000007FEF800A000-memory.dmp
      Filesize

      2.5MB

    • memory/1168-9-0x0000000000000000-mapping.dmp
    • memory/1724-3-0x00000000709E1000-0x00000000709E3000-memory.dmp
      Filesize

      8KB

    • memory/1724-12-0x00000000060B0000-0x00000000060B2000-memory.dmp
      Filesize

      8KB

    • memory/1724-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1724-2-0x0000000072F61000-0x0000000072F64000-memory.dmp
      Filesize

      12KB

    • memory/1832-13-0x000007FEFC601000-0x000007FEFC603000-memory.dmp
      Filesize

      8KB

    • memory/1832-11-0x0000000000000000-mapping.dmp
    • memory/1980-16-0x0000000000000000-mapping.dmp
    • memory/1980-17-0x00000000761E1000-0x00000000761E3000-memory.dmp
      Filesize

      8KB

    • memory/1980-19-0x0000000000180000-0x0000000000181000-memory.dmp
      Filesize

      4KB