Resubmissions

18-11-2020 06:33

201118-kp3zay4l8x 10

17-11-2020 14:23

201117-x4r9kx1cm2 10

17-11-2020 12:54

201117-2kn67e3lma 10

17-11-2020 11:51

201117-b3wmz3vflx 10

17-11-2020 05:56

201117-59lqra7tjj 10

16-11-2020 19:43

201116-cnkkc8tqbj 10

16-11-2020 19:34

201116-6lrkrq9qle 10

Analysis

  • max time kernel
    8s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    16-11-2020 19:34

General

Malware Config

Extracted

Family

formbook

Version

4.0

C2

http://www.worstig.com/w9z/

Decoy

crazzysex.com

hanferd.com

gteesrd.com

bayfrontbabyplace.com

jicuiquan.net

relationshiplink.net

ohchacyberphoto.com

kauegimenes.com

powerful-seldom.com

ketotoken.com

make-money-online-success.com

redgoldcollection.com

hannan-football.com

hamptondc.com

vllii.com

aa8520.com

platform35markethall.com

larozeimmo.com

oligopoly.net

llhak.info

Extracted

Family

danabot

C2

92.204.160.54

2.56.213.179

45.153.186.47

93.115.21.29

185.45.193.50

193.34.166.247

rsa_pubkey.plain

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.com/i0qi/

Decoy

mytakeawaybox.com

goutaihuo.com

kuzey.site

uppertenpiercings.amsterdam

honeygrandpa.com

jenniferabramslaw.com

ncarian.com

heavilymeditatedhouston.com

gsbjyzx.com

akisanblog.com

taoyuanreed.com

jasperrvservices.com

yabbanet.com

myhealthfuldiet.com

flipdigitalcoins.com

toes.photos

shoottillyoumiss.com

maserental.com

smarteacher.net

hamdimagdeco.com

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Danabot x86 payload 12 IoCs

    Detection of Danabot x86 payload, mapped in memory during the execution of its loader.

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

  • Formbook

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

  • AgentTesla Payload 11 IoCs
  • CryptOne packer 15 IoCs

    Detects CryptOne packer defined in NCC blogpost.

  • Formbook Payload 4 IoCs
  • ReZer0 packer 3 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

  • Executes dropped EXE 17 IoCs
  • Drops startup file 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 16 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\1.bin.exe
      "C:\Users\Admin\AppData\Local\Temp\1.bin.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1320
      • C:\Windows\system32\cmd.exe
        "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\8A36.tmp\8A37.tmp\8A38.bat C:\Users\Admin\AppData\Local\Temp\1.bin.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2024
        • C:\Program Files\Java\jre7\bin\javaw.exe
          "C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\1.jar"
          4⤵
            PID:1244
          • C:\Users\Admin\AppData\Roaming\2.exe
            C:\Users\Admin\AppData\Roaming\2.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:1132
            • C:\Users\Admin\AppData\Roaming\2.exe
              C:\Users\Admin\AppData\Roaming\2.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:1708
          • C:\Users\Admin\AppData\Roaming\3.exe
            C:\Users\Admin\AppData\Roaming\3.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            PID:2016
          • C:\Users\Admin\AppData\Roaming\4.exe
            C:\Users\Admin\AppData\Roaming\4.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:468
          • C:\Users\Admin\AppData\Roaming\5.exe
            C:\Users\Admin\AppData\Roaming\5.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:912
          • C:\Users\Admin\AppData\Roaming\6.exe
            C:\Users\Admin\AppData\Roaming\6.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1732
          • C:\Users\Admin\AppData\Roaming\7.exe
            C:\Users\Admin\AppData\Roaming\7.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            PID:1788
          • C:\Users\Admin\AppData\Roaming\8.exe
            C:\Users\Admin\AppData\Roaming\8.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1772
          • C:\Users\Admin\AppData\Roaming\9.exe
            C:\Users\Admin\AppData\Roaming\9.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1408
          • C:\Users\Admin\AppData\Roaming\10.exe
            C:\Users\Admin\AppData\Roaming\10.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1292
          • C:\Users\Admin\AppData\Roaming\11.exe
            C:\Users\Admin\AppData\Roaming\11.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1484
          • C:\Users\Admin\AppData\Roaming\12.exe
            C:\Users\Admin\AppData\Roaming\12.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1624
          • C:\Users\Admin\AppData\Roaming\13.exe
            C:\Users\Admin\AppData\Roaming\13.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            PID:744
          • C:\Users\Admin\AppData\Roaming\14.exe
            C:\Users\Admin\AppData\Roaming\14.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1736
          • C:\Users\Admin\AppData\Roaming\15.exe
            C:\Users\Admin\AppData\Roaming\15.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            PID:1964
          • C:\Users\Admin\AppData\Roaming\16.exe
            C:\Users\Admin\AppData\Roaming\16.exe
            4⤵
            • Executes dropped EXE
            • Drops startup file
            • Adds Run key to start application
            • Drops desktop.ini file(s)
            • Drops file in System32 directory
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious behavior: EnumeratesProcesses
            PID:1556
            • C:\Windows\system32\cmd.exe
              "C:\Windows\system32\cmd.exe"
              5⤵
                PID:1492
                • C:\Windows\system32\mode.com
                  mode con cp select=1251
                  6⤵
                    PID:612
              • C:\Users\Admin\AppData\Roaming\17.exe
                C:\Users\Admin\AppData\Roaming\17.exe
                4⤵
                • Executes dropped EXE
                • Suspicious behavior: CmdExeWriteProcessMemorySpam
                PID:520
          • C:\Windows\SysWOW64\msdt.exe
            "C:\Windows\SysWOW64\msdt.exe"
            2⤵
              PID:1616

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/364-199-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/364-174-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/364-363-0x0000000005130000-0x0000000005183000-memory.dmp

            Filesize

            332KB

          • memory/468-94-0x0000000003400000-0x0000000003411000-memory.dmp

            Filesize

            68KB

          • memory/468-86-0x0000000003180000-0x00000000033F7000-memory.dmp

            Filesize

            2.5MB

          • memory/520-167-0x00000000002AA000-0x00000000002AB000-memory.dmp

            Filesize

            4KB

          • memory/520-168-0x0000000002F00000-0x0000000002F11000-memory.dmp

            Filesize

            68KB

          • memory/756-369-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/756-365-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/756-368-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/756-370-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/944-176-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/944-218-0x0000000000350000-0x0000000000351000-memory.dmp

            Filesize

            4KB

          • memory/944-205-0x000000000D830000-0x000000000D9C2000-memory.dmp

            Filesize

            1.6MB

          • memory/944-198-0x0000000000490000-0x0000000000491000-memory.dmp

            Filesize

            4KB

          • memory/944-184-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

            Filesize

            4KB

          • memory/1176-223-0x0000000000EF0000-0x0000000000F2A000-memory.dmp

            Filesize

            232KB

          • memory/1176-175-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/1176-222-0x00000000046D0000-0x000000000471D000-memory.dmp

            Filesize

            308KB

          • memory/1176-181-0x0000000000F90000-0x0000000000F91000-memory.dmp

            Filesize

            4KB

          • memory/1292-159-0x000000000326A000-0x000000000326B000-memory.dmp

            Filesize

            4KB

          • memory/1292-161-0x0000000003350000-0x0000000003361000-memory.dmp

            Filesize

            68KB

          • memory/1408-361-0x0000000004C00000-0x0000000004C53000-memory.dmp

            Filesize

            332KB

          • memory/1408-358-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/1408-83-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/1408-185-0x00000000010C0000-0x00000000010C1000-memory.dmp

            Filesize

            4KB

          • memory/1616-113-0x00000000000D0000-0x00000000001C4000-memory.dmp

            Filesize

            976KB

          • memory/1616-183-0x00000000031B0000-0x0000000003259000-memory.dmp

            Filesize

            676KB

          • memory/1708-30-0x0000000000400000-0x000000000042D000-memory.dmp

            Filesize

            180KB

          • memory/1732-77-0x00000000001E0000-0x00000000001F0000-memory.dmp

            Filesize

            64KB

          • memory/1736-143-0x0000000002F70000-0x0000000002F81000-memory.dmp

            Filesize

            68KB

          • memory/1736-136-0x0000000002E8A000-0x0000000002E8B000-memory.dmp

            Filesize

            4KB

          • memory/1768-177-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/1768-211-0x0000000000BF0000-0x0000000000C4D000-memory.dmp

            Filesize

            372KB

          • memory/1768-360-0x0000000000810000-0x0000000000861000-memory.dmp

            Filesize

            324KB

          • memory/1768-200-0x0000000001020000-0x0000000001021000-memory.dmp

            Filesize

            4KB

          • memory/1768-219-0x00000000007A0000-0x00000000007B1000-memory.dmp

            Filesize

            68KB

          • memory/1772-364-0x0000000000650000-0x0000000000652000-memory.dmp

            Filesize

            8KB

          • memory/1772-371-0x00000000006B0000-0x00000000006B2000-memory.dmp

            Filesize

            8KB

          • memory/1772-182-0x0000000000A30000-0x0000000000A31000-memory.dmp

            Filesize

            4KB

          • memory/1772-85-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/1772-225-0x0000000000370000-0x000000000037F000-memory.dmp

            Filesize

            60KB

          • memory/1772-235-0x0000000000380000-0x0000000000382000-memory.dmp

            Filesize

            8KB

          • memory/2060-190-0x00000000032D0000-0x0000000003547000-memory.dmp

            Filesize

            2.5MB

          • memory/2060-191-0x0000000003550000-0x0000000003561000-memory.dmp

            Filesize

            68KB

          • memory/2504-298-0x00000000004F0000-0x000000000050F000-memory.dmp

            Filesize

            124KB

          • memory/2504-357-0x0000000000720000-0x0000000000866000-memory.dmp

            Filesize

            1.3MB

          • memory/2864-212-0x0000000000080000-0x00000000000D2000-memory.dmp

            Filesize

            328KB

          • memory/2864-214-0x0000000000080000-0x00000000000D2000-memory.dmp

            Filesize

            328KB

          • memory/2864-215-0x00000000732B0000-0x000000007399E000-memory.dmp

            Filesize

            6.9MB

          • memory/2864-216-0x0000000000080000-0x0000000000081000-memory.dmp

            Filesize

            4KB