Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    18-01-2021 09:43

General

  • Target

    Consignment Details&BL Draft.exe

  • Size

    663KB

  • MD5

    bbcdacdde22b8bab6d71f543c36c9b2f

  • SHA1

    f4752b9407c50396ca6ca1fef1a50827eb5cbc10

  • SHA256

    6fbc3e54a04aeadf268907b5041bdaf5af8980d76eafce3bc5d995c0fa779fd8

  • SHA512

    37c504b110e85656398ca91c4ed67e2854252b5402ca1b60cd8a24fa38c4e67c9346a8b4dc14005a44cdab708488bfe8b58f52e36449a4467de928591cbc6919

Malware Config

Extracted

Family

formbook

C2

http://www.mwavpn.com/9bwn/

Decoy

italiancoastal.com

shareandfit.com

ibexacademia.com

guejek.com

vitalbizdev.com

connemaracomputers.com

surf-livre.com

styleforwoman.com

costcopaysecure.com

kingdomandqueendom.com

www-societegenerale.com

radiokerbfm.com

marylandstars.net

thechampionsday.com

beertenderb95.com

iybbshop.com

maglex.info

vh3g.asia

zaairobot.online

ryderhydros.com

Signatures

  • Formbook

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

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 30 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 13 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\Consignment Details&BL Draft.exe
      "C:\Users\Admin\AppData\Local\Temp\Consignment Details&BL Draft.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:644
      • C:\Users\Admin\AppData\Local\Temp\Consignment Details&BL Draft.exe
        "C:\Users\Admin\AppData\Local\Temp\Consignment Details&BL Draft.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Windows\SysWOW64\ipconfig.exe
          "C:\Windows\SysWOW64\ipconfig.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Gathers network information
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1504
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\Consignment Details&BL Draft.exe"
            5⤵
            • Deletes itself
            PID:1192

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/644-2-0x00000000765E1000-0x00000000765E3000-memory.dmp
    Filesize

    8KB

  • memory/1192-14-0x0000000000000000-mapping.dmp
  • memory/1264-17-0x0000000009140000-0x0000000009278000-memory.dmp
    Filesize

    1.2MB

  • memory/1264-7-0x0000000004D90000-0x0000000004ECB000-memory.dmp
    Filesize

    1.2MB

  • memory/1264-9-0x0000000006CA0000-0x0000000006E3E000-memory.dmp
    Filesize

    1.6MB

  • memory/1504-13-0x0000000000080000-0x00000000000A8000-memory.dmp
    Filesize

    160KB

  • memory/1504-16-0x0000000001DC0000-0x0000000001E4F000-memory.dmp
    Filesize

    572KB

  • memory/1504-15-0x0000000002090000-0x0000000002393000-memory.dmp
    Filesize

    3.0MB

  • memory/1504-10-0x0000000000000000-mapping.dmp
  • memory/1504-12-0x0000000000820000-0x000000000082A000-memory.dmp
    Filesize

    40KB

  • memory/2020-5-0x00000000009A0000-0x0000000000CA3000-memory.dmp
    Filesize

    3.0MB

  • memory/2020-8-0x0000000000360000-0x0000000000370000-memory.dmp
    Filesize

    64KB

  • memory/2020-6-0x00000000001E0000-0x00000000001F0000-memory.dmp
    Filesize

    64KB

  • memory/2020-4-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2020-3-0x000000000041D050-mapping.dmp