Analysis

  • max time kernel
    45s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 09:39

General

  • Target

    Swift Payment Copy .xla.exe

  • Size

    793KB

  • MD5

    1721e78ab207e52b366bf7a7723a656b

  • SHA1

    d2cbaf931dc21807ae5f3ac477810f7f537d444e

  • SHA256

    85465b3e86e0e4a460fcf28729773f52de6777db71890ead00e4bee867a3e3ec

  • SHA512

    c03920bed87494876f7683ae7081c8977b90165e0645fe5b410dff13be305a61e60fef698972019a57074d7c9a2aa4ca0cf2089f66c323e70aaff73ee1a60510

  • SSDEEP

    12288:VV2cbnbazcd5JluSVVvkYhrN+kZt+kXPqTdTB2O4rwSMpxwhxStY:V4cnOcd53uSVVJRskZQWq5oOqLM2xS+

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://onedrive.live.com/download?cid=E0CF7F9E6AAF27EF&resid=E0CF7F9E6AAF27EF%21815&authkey=AO1B_84jlgMTl9c

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 1 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift Payment Copy .xla.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift Payment Copy .xla.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Public\Libraries\png.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1456
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -FILE C:\Users\Public\Libraries\png.ps1
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 572
      2⤵
      • Program crash
      PID:1468

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Public\Libraries\png.bat

    Filesize

    100B

    MD5

    c385a71887d828b1df961942e68ecfe8

    SHA1

    3f539a56267af3db91be9ac9ea2fd5d803a53279

    SHA256

    bcd9e416bc017b7f079e7daee3b628ccdcf34cfb93d1d131f0d11ee2ba3498f3

    SHA512

    83d48fa5c8d06918fe63404500f35231f461dd7ce57540d9f9c36b0fcc81a15e02f28e5aa66acdf2183ce95acd2f301e3d5963c10e2bc298c93dab87e9d90848

  • C:\Users\Public\Libraries\png.ps1

    Filesize

    241B

    MD5

    16347e9f1fab632cc9f3bda14900ac97

    SHA1

    9d7838e4d9693b0911028a1976d3179dfc17c583

    SHA256

    25cef2e7db529683a3725c54e4cf7a596c872a5e42519095ce2fe5730888e57e

    SHA512

    9bde664979109e99f7d9a3bc70783befd706a722f8e9b0e3f5da177e0d4c0746b15dd929d882439479817822edc1b384a645a3617585de8215bcdf90d9001f67

  • memory/536-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

    Filesize

    8KB

  • memory/536-55-0x00000000002F0000-0x000000000031C000-memory.dmp

    Filesize

    176KB

  • memory/1456-57-0x0000000000000000-mapping.dmp

  • memory/1468-64-0x0000000000000000-mapping.dmp

  • memory/1572-59-0x0000000000000000-mapping.dmp

  • memory/1572-61-0x0000000073420000-0x00000000739CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1572-63-0x0000000073420000-0x00000000739CB000-memory.dmp

    Filesize

    5.7MB