Analysis

  • max time kernel
    160s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2022 22:20

General

  • Target

    SWIFT Transfer (103) 022FT102211200045.exe

  • Size

    808KB

  • MD5

    2dcae6df92afaf02c7b46ab27b15a2a9

  • SHA1

    812ba37bf384e0bea85097441ccd024f683fa1c6

  • SHA256

    0d68d580e0b5eab78723411ce4a8a0cca360d1495951dde7243989044d47d5cc

  • SHA512

    d2c67f9180d94c156a048e5f6694afcfaa53f99f4d6266cb3011cc23cb47523fa9ec7bbaf4fa4120d79270e06042cc4fb5a2b1970411cef03c495cf5b77475e2

  • SSDEEP

    24576:yr18+L74mBfNUstzow3r8JNDG40SgSatPpzguTsu:yrLIid//L

Malware Config

Extracted

Family

formbook

Campaign

n2hm

Decoy

XCeG4IxNKbAl

YzJWbnC+El84nA==

KAJcdmP8yEcO5LXPCFF42Wfb

I+J+xYO95GJQWVU=

GtgxPPv3FmQmhw==

Og9NYF4xEl+j7vGTR93xvg==

506Cg07bsT0G6yK+A96H0h35V+JLkwI=

wAYXFN+pSFIXgQ==

ijzLI/f+FmQmhw==

UfT2PweNm+w8

GQWVw5aZnfF/kS5e

30BKYjua9zcA7gAwsPUngLnjyrBNEgo=

AM65OrmyFmQmhw==

VSlTVxISZ4J/kS5e

GGKj6K33SRh6e0/YzT5nQGlK5CXRqw==

B9H98cUUfX+AWOqiTA==

MxVffWOIoVnM37zrd2sTaOY=

z6bxCgG/mGhR7oDzQA==

pQgSLSRi6AK3M/PdArpX

6rRRsYuSnXx/kS5e

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe
        "C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe"
        3⤵
          PID:860
        • C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe
          "C:\Users\Admin\AppData\Local\Temp\SWIFT Transfer (103) 022FT102211200045.exe"
          3⤵
          • Checks computer location settings
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1480
      • C:\Windows\SysWOW64\autochk.exe
        "C:\Windows\SysWOW64\autochk.exe"
        2⤵
          PID:2036
        • C:\Windows\SysWOW64\msiexec.exe
          "C:\Windows\SysWOW64\msiexec.exe"
          2⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Modifies Internet Explorer settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1884
          • C:\Program Files\Mozilla Firefox\Firefox.exe
            "C:\Program Files\Mozilla Firefox\Firefox.exe"
            3⤵
              PID:1072

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Defense Evasion

        Modify Registry

        1
        T1112

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        1
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\sqlite3.dll
          Filesize

          949KB

          MD5

          38a3e021eb32c9976adaf0b3372080fc

          SHA1

          68e02803c646be21007d90bec841c176b82211fd

          SHA256

          8cde0275d60da0d11954f73c7c8862cfc4b306f61bb8b1ce14abe4a193af2652

          SHA512

          b886cc112f2750e7300b66f7242850659fa49fdc97f75aed376cb9f5440875f303a143bf8b51068ec42674f1ebe1dfcc40534f3a7aed3cc4d20f9274b9a66d18

        • memory/1244-71-0x0000000007360000-0x0000000007506000-memory.dmp
          Filesize

          1.6MB

        • memory/1244-85-0x0000000006630000-0x000000000674A000-memory.dmp
          Filesize

          1.1MB

        • memory/1244-83-0x0000000006630000-0x000000000674A000-memory.dmp
          Filesize

          1.1MB

        • memory/1244-74-0x0000000006D60000-0x0000000006E8B000-memory.dmp
          Filesize

          1.2MB

        • memory/1480-70-0x00000000000E0000-0x00000000000F0000-memory.dmp
          Filesize

          64KB

        • memory/1480-73-0x0000000000290000-0x00000000002A0000-memory.dmp
          Filesize

          64KB

        • memory/1480-61-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1480-63-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1480-64-0x00000000004012B0-mapping.dmp
        • memory/1480-66-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1480-67-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1480-68-0x0000000000401000-0x000000000042F000-memory.dmp
          Filesize

          184KB

        • memory/1480-69-0x0000000000830000-0x0000000000B33000-memory.dmp
          Filesize

          3.0MB

        • memory/1480-77-0x0000000000401000-0x000000000042F000-memory.dmp
          Filesize

          184KB

        • memory/1480-76-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1480-60-0x0000000000400000-0x000000000042F000-memory.dmp
          Filesize

          188KB

        • memory/1884-75-0x0000000000000000-mapping.dmp
        • memory/1884-79-0x0000000000590000-0x00000000005A4000-memory.dmp
          Filesize

          80KB

        • memory/1884-80-0x0000000000090000-0x00000000000BD000-memory.dmp
          Filesize

          180KB

        • memory/1884-81-0x0000000002130000-0x0000000002433000-memory.dmp
          Filesize

          3.0MB

        • memory/1884-82-0x0000000002060000-0x00000000020EF000-memory.dmp
          Filesize

          572KB

        • memory/1884-84-0x0000000000090000-0x00000000000BD000-memory.dmp
          Filesize

          180KB

        • memory/2028-58-0x00000000052E0000-0x0000000005350000-memory.dmp
          Filesize

          448KB

        • memory/2028-59-0x0000000000460000-0x0000000000494000-memory.dmp
          Filesize

          208KB

        • memory/2028-54-0x0000000000F00000-0x0000000000FD0000-memory.dmp
          Filesize

          832KB

        • memory/2028-57-0x0000000000210000-0x000000000021C000-memory.dmp
          Filesize

          48KB

        • memory/2028-56-0x00000000001F0000-0x0000000000208000-memory.dmp
          Filesize

          96KB

        • memory/2028-55-0x00000000753F1000-0x00000000753F3000-memory.dmp
          Filesize

          8KB