Overview

overview

10

Static

static

7da58be3ac...e5.exe

windows7-x64

10

7da58be3ac...e5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    173s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2022, 22:28

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General

  • Target
    7da58be3aca05b82aa53698767c26840a09db56ad8de584a702ab640f8ee39e5.exe
  • Size 444KB
  • Sample221019-2dqvzsbbf3
  • SHA256 7da58be3aca05b82aa53698767c26840a09db56ad8de584a702ab640f8ee39e5
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
gozi_ifsb2000bankerpersistencetrojan

Malware Config

Extracted

Family

  • gozi_ifsb

Botnet

  • 2000

C2

  • newlinecinema130.ru

  • freechat15.ru

  • messenger9.ru

  • weatherwidget.ru

  • trafficzone.ru

  • adsanalytics.ru

  • adsbanner.ru

  • okallright.ru

Attributes
  • exe_type

    worker

  • server_id

    93

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

    bankertrojangozi_ifsb
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 9 IoCs
  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\7da58be3aca05b82aa53698767c26840a09db56ad8de584a702ab640f8ee39e5.exe
    "C:\Users\Admin\AppData\Local\Temp\7da58be3aca05b82aa53698767c26840a09db56ad8de584a702ab640f8ee39e5.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 560
      2⤵
      • Program crash
      PID:1568
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 600
      2⤵
      • Program crash
      PID:2780
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 560
      2⤵
      • Program crash
      PID:368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 1032
      2⤵
      • Program crash
      PID:536
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 1040
      2⤵
      • Program crash
      PID:548
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 1164
      2⤵
      • Program crash
      PID:3304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 1172
      2⤵
      • Program crash
      PID:4864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 1160
      2⤵
      • Program crash
      PID:2968
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AC9A.bat" "C:\Users\Admin\AppData\Local\Temp\7DA58B~1.EXE""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3596
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\7DA58B~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:3904
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 140
      2⤵
      • Program crash
      PID:3992
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4560 -ip 4560
    1⤵
      PID:4732
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4560 -ip 4560
      1⤵
        PID:4664
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4560 -ip 4560
        1⤵
          PID:4336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4560 -ip 4560
          1⤵
            PID:1332
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
            • Modifies registry class
            • Suspicious use of SetWindowsHookEx
            PID:3804
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4560 -ip 4560
            1⤵
              PID:4292
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
              • Enumerates system info in registry
              • Modifies registry class
              • Suspicious use of SetWindowsHookEx
              PID:3496
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4560 -ip 4560
              1⤵
                PID:4912
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4560 -ip 4560
                1⤵
                  PID:3756
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4560 -ip 4560
                  1⤵
                    PID:3144
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4560 -ip 4560
                    1⤵
                      PID:4432
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4560 -ip 4560
                      1⤵
                        PID:3916

                      Network

                            MITRE ATT&CK Enterprise v6

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                            Downloads

                            AC9A.bat
                            • Path C:\Users\Admin\AppData\Local\Temp\AC9A.bat
                            • Size 76B
                            • SHA256 71147457f90a489e36ce58b794580109db62bb4b507d5d51dd77e640dbb82ab7
                            • MD5 SHA1 SHA512
                            Submit Download

                            memory/3496-156-0x000001F200028000-0x000001F20002C000-memory.dmp
                            Download

                            memory/3496-142-0x000001FA73A80000-0x000001FA73AA0000-memory.dmp
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                            memory/3496-144-0x000001FA73FE0000-0x000001FA74000000-memory.dmp
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                            memory/3496-150-0x000001FA75D88000-0x000001FA75D90000-memory.dmp
                            Download

                            memory/3496-159-0x000001F200028000-0x000001F20002C000-memory.dmp
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                            memory/3496-157-0x000001F200028000-0x000001F20002C000-memory.dmp
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                            memory/3496-158-0x000001F200028000-0x000001F20002C000-memory.dmp
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                            memory/3496-160-0x000001F200028000-0x000001F20002C000-memory.dmp
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                            memory/4560-133-0x0000000002940000-0x0000000002AC3000-memory.dmp
                            Download

                            memory/4560-132-0x0000000000400000-0x0000000000473000-memory.dmp
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