Analysis

  • max time kernel
    149s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    27-04-2021 14:13

General

  • Target

    6b0d42e53e09e8e294cdc18c507dac165293e73b2390f9185fae69583b85da2c.bin.exe

  • Size

    827KB

  • MD5

    497f2a0c89b276b83c1a4f75e4b66593

  • SHA1

    ff8db77137f693446d74a4bbac6e685805ba3e0c

  • SHA256

    6b0d42e53e09e8e294cdc18c507dac165293e73b2390f9185fae69583b85da2c

  • SHA512

    650fc01d3ca30611971169bd2141a12b77cf3907bb6686b37638bb42dd74f9736354250eb7e7b8d2b239cd96854b5b7d3ab977aecbf0f371f4f574cffba7a920

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/3nop/

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.com

Signatures

  • Formbook

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

  • ModiLoader, DBatLoader

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

  • Formbook Payload 3 IoCs
  • Adds policy Run key to start application 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\6b0d42e53e09e8e294cdc18c507dac165293e73b2390f9185fae69583b85da2c.bin.exe
      "C:\Users\Admin\AppData\Local\Temp\6b0d42e53e09e8e294cdc18c507dac165293e73b2390f9185fae69583b85da2c.bin.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Program Files (x86)\internet explorer\ieinstal.exe
        "C:\Program Files (x86)\internet explorer\ieinstal.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1932
    • C:\Windows\SysWOW64\systray.exe
      "C:\Windows\SysWOW64\systray.exe"
      2⤵
      • Adds policy Run key to start application
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1496
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:1388

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    2
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
      MD5

      1180d689d83362371e15d09d1932bfa6

      SHA1

      e932c4b1b78d14e1e51ab78173c112028adb9901

      SHA256

      d1d7a76fd41c77a5bd73a777d837fdb93cc4fdd7cc99371a44027134da6f0684

      SHA512

      30e6c069ee00da5a1586d03b617374ed69d6d2b7e6d3e21ebe85bb6ab7b4b1617ef7627c3eb713ba91ca8cb65d6858c48cc895072206d5a680c689042a178684

    • C:\Users\Admin\AppData\Roaming\-65A6372\-65logrf.ini
      MD5

      2f245469795b865bdd1b956c23d7893d

      SHA1

      6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

      SHA256

      1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

      SHA512

      909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

    • C:\Users\Admin\AppData\Roaming\-65A6372\-65logri.ini
      MD5

      d63a82e5d81e02e399090af26db0b9cb

      SHA1

      91d0014c8f54743bba141fd60c9d963f869d76c9

      SHA256

      eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

      SHA512

      38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

    • C:\Users\Admin\AppData\Roaming\-65A6372\-65logrv.ini
      MD5

      ba3b6bc807d4f76794c4b81b09bb9ba5

      SHA1

      24cb89501f0212ff3095ecc0aba97dd563718fb1

      SHA256

      6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

      SHA512

      ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

    • memory/1076-60-0x0000000000220000-0x0000000000221000-memory.dmp
      Filesize

      4KB

    • memory/1076-62-0x00000000003C0000-0x00000000003DA000-memory.dmp
      Filesize

      104KB

    • memory/1076-59-0x00000000766D1000-0x00000000766D3000-memory.dmp
      Filesize

      8KB

    • memory/1200-77-0x0000000006730000-0x000000000687A000-memory.dmp
      Filesize

      1.3MB

    • memory/1200-70-0x00000000041D0000-0x0000000004330000-memory.dmp
      Filesize

      1.4MB

    • memory/1388-80-0x00000000012E0000-0x0000000001430000-memory.dmp
      Filesize

      1.3MB

    • memory/1388-79-0x000000013F560000-0x000000013F5F3000-memory.dmp
      Filesize

      588KB

    • memory/1388-78-0x0000000000000000-mapping.dmp
    • memory/1496-72-0x0000000000D00000-0x0000000000D05000-memory.dmp
      Filesize

      20KB

    • memory/1496-76-0x00000000008C0000-0x0000000000953000-memory.dmp
      Filesize

      588KB

    • memory/1496-74-0x0000000002110000-0x0000000002413000-memory.dmp
      Filesize

      3.0MB

    • memory/1496-73-0x00000000000C0000-0x00000000000ED000-memory.dmp
      Filesize

      180KB

    • memory/1496-71-0x0000000000000000-mapping.dmp
    • memory/1932-69-0x0000000000300000-0x0000000000314000-memory.dmp
      Filesize

      80KB

    • memory/1932-68-0x0000000002160000-0x0000000002463000-memory.dmp
      Filesize

      3.0MB

    • memory/1932-66-0x00000000000A0000-0x00000000000A1000-memory.dmp
      Filesize

      4KB

    • memory/1932-67-0x0000000010410000-0x000000001043D000-memory.dmp
      Filesize

      180KB

    • memory/1932-65-0x0000000000000000-mapping.dmp