Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    13/11/2020, 17:00

General

  • Target
    document-1695595102.xlsb
  • Size 291KB
  • Sample201113-s2zpc9sacn
  • SHA256 146f0abab575bb8789501c1bf97f0c51ee64aacbd376faafb74cfe20eac77063
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://we11wdsgd.com/

rc4.i32
rc4.i32

Extracted

Family
  • qakbot

Botnet
  • tr01

Campaign
  • 1604997522

C2
  • 122.61.213.85:443

  • 2.50.89.119:995

  • 189.183.201.0:443

  • 86.98.145.152:2222

  • 96.241.66.126:443

  • 90.101.117.122:2222

  • 94.69.112.148:2222

  • 81.150.181.168:2222

  • 82.127.125.209:2222

  • 81.214.126.173:2222

  • 86.140.82.116:20

  • 172.87.157.235:443

  • 176.181.247.197:443

  • 78.97.110.47:443

  • 5.15.90.117:2222

  • 41.206.131.156:443

  • 151.73.112.67:443

  • 82.127.125.209:990

  • 197.45.110.165:995

  • 81.133.234.36:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks SCSI registry key(s) 3 TTPs 15 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1290 IoCs
  • Suspicious behavior: MapViewOfSection 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 77 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1695595102.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\giogti\mpopqr\fwpxeohi.exe
      "C:\giogti\mpopqr\fwpxeohi.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3496
  • C:\Users\Admin\AppData\Local\Temp\473B.exe
    C:\Users\Admin\AppData\Local\Temp\473B.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Local\Temp\473B.exe
      C:\Users\Admin\AppData\Local\Temp\473B.exe /C
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      PID:3896
    • C:\Users\Admin\AppData\Roaming\Microsoft\Ompsarqre\tizooky.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Ompsarqre\tizooky.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: MapViewOfSection
      PID:2132
      • C:\Users\Admin\AppData\Roaming\Microsoft\Ompsarqre\tizooky.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Ompsarqre\tizooky.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        PID:796
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
          PID:2352
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ovqqzwd /tr "\"C:\Users\Admin\AppData\Local\Temp\473B.exe\" /I ovqqzwd" /SC ONCE /Z /ST 18:26 /ET 18:38
        2⤵
        • Creates scheduled task(s)
        PID:1612
    • C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      1⤵
        PID:904
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe
        1⤵
          PID:2284
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          1⤵
            PID:1076
          • C:\Windows\SysWOW64\explorer.exe
            C:\Windows\SysWOW64\explorer.exe
            1⤵
              PID:732
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              1⤵
                PID:3756
              • C:\Windows\explorer.exe
                C:\Windows\explorer.exe
                1⤵
                  PID:1396
                • C:\Windows\SysWOW64\explorer.exe
                  C:\Windows\SysWOW64\explorer.exe
                  1⤵
                    PID:3832
                  • C:\Windows\explorer.exe
                    C:\Windows\explorer.exe
                    1⤵
                      PID:736
                    • C:\Windows\SysWOW64\explorer.exe
                      C:\Windows\SysWOW64\explorer.exe
                      1⤵
                        PID:3644
                      • C:\Windows\explorer.exe
                        C:\Windows\explorer.exe
                        1⤵
                          PID:1240
                        • C:\Windows\SysWOW64\explorer.exe
                          C:\Windows\SysWOW64\explorer.exe
                          1⤵
                            PID:580
                          • C:\Windows\SysWOW64\explorer.exe
                            C:\Windows\SysWOW64\explorer.exe
                            1⤵
                              PID:1828
                            • C:\Windows\SysWOW64\explorer.exe
                              C:\Windows\SysWOW64\explorer.exe
                              1⤵
                                PID:1068
                              • C:\Windows\explorer.exe
                                C:\Windows\explorer.exe
                                1⤵
                                  PID:3640
                                • C:\Windows\SysWOW64\explorer.exe
                                  C:\Windows\SysWOW64\explorer.exe
                                  1⤵
                                    PID:2176

                                  Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

                                        memory/580-534-0x0000000003200000-0x0000000003227000-memory.dmp

                                        memory/580-538-0x0000000003230000-0x0000000003252000-memory.dmp

                                        memory/732-185-0x00000000005F0000-0x00000000005FB000-memory.dmp

                                        memory/732-187-0x0000000000800000-0x000000000080A000-memory.dmp

                                        memory/736-417-0x0000000000E20000-0x0000000000E26000-memory.dmp

                                        memory/736-414-0x0000000000E10000-0x0000000000E1C000-memory.dmp

                                        memory/796-1308-0x0000000002750000-0x0000000002751000-memory.dmp

                                        memory/904-15-0x0000000000770000-0x00000000007DB000-memory.dmp

                                        memory/1068-629-0x0000000003200000-0x0000000003206000-memory.dmp

                                        memory/1068-624-0x0000000002FF0000-0x0000000002FFB000-memory.dmp

                                        memory/1076-103-0x00000000001B0000-0x00000000001B9000-memory.dmp

                                        memory/1240-484-0x0000000000610000-0x0000000000619000-memory.dmp

                                        memory/1240-489-0x0000000000620000-0x0000000000625000-memory.dmp

                                        memory/1396-323-0x00000000010D0000-0x00000000010DE000-memory.dmp

                                        memory/1396-324-0x00000000010E0000-0x00000000010E9000-memory.dmp

                                        memory/1828-583-0x0000000002F30000-0x0000000002F35000-memory.dmp

                                        memory/1828-578-0x0000000002F20000-0x0000000002F29000-memory.dmp

                                        memory/2132-1309-0x00000000026E0000-0x000000000271A000-memory.dmp

                                        memory/2176-735-0x0000000000A50000-0x0000000000A58000-memory.dmp

                                        memory/2176-731-0x0000000000A40000-0x0000000000A4B000-memory.dmp

                                        memory/2284-21-0x0000000000600000-0x0000000000607000-memory.dmp

                                        memory/2284-19-0x00000000003F0000-0x00000000003FC000-memory.dmp

                                        memory/2484-0-0x00007FF8039E0000-0x00007FF804017000-memory.dmp

                                        memory/2876-98-0x0000000000B70000-0x0000000000B7B000-memory.dmp

                                        memory/2876-100-0x0000000000B70000-0x0000000000B7B000-memory.dmp

                                        memory/2876-513-0x0000000000B90000-0x0000000000B99000-memory.dmp

                                        memory/2876-518-0x0000000000B90000-0x0000000000B99000-memory.dmp

                                        memory/2876-462-0x0000000000B90000-0x0000000000B99000-memory.dmp

                                        memory/2876-180-0x0000000000B70000-0x0000000000B77000-memory.dmp

                                        memory/2876-6-0x0000000000B40000-0x0000000000B55000-memory.dmp

                                        memory/2876-11-0x0000000000CC0000-0x0000000000D2B000-memory.dmp

                                        memory/2876-12-0x0000000002CD0000-0x0000000002D45000-memory.dmp

                                        memory/2876-14-0x0000000000B70000-0x0000000000B7A000-memory.dmp

                                        memory/2876-181-0x0000000000B70000-0x0000000000B77000-memory.dmp

                                        memory/2876-97-0x0000000000CC0000-0x0000000000CC4000-memory.dmp

                                        memory/2876-96-0x0000000000B70000-0x0000000000B7B000-memory.dmp

                                        memory/2876-101-0x0000000000B70000-0x0000000000B7B000-memory.dmp

                                        memory/3496-4-0x00000000008F0000-0x00000000008F1000-memory.dmp

                                        memory/3640-678-0x0000000000B40000-0x0000000000B4D000-memory.dmp

                                        memory/3640-683-0x0000000000B50000-0x0000000000B57000-memory.dmp

                                        memory/3644-450-0x0000000000A90000-0x0000000000A94000-memory.dmp

                                        memory/3644-445-0x0000000000A80000-0x0000000000A89000-memory.dmp

                                        memory/3756-270-0x0000000003200000-0x0000000003207000-memory.dmp

                                        memory/3756-267-0x0000000002FF0000-0x0000000002FFB000-memory.dmp

                                        memory/3832-371-0x0000000002F50000-0x0000000002F55000-memory.dmp

                                        memory/3832-368-0x0000000002F40000-0x0000000002F49000-memory.dmp

                                        memory/3896-575-0x00000000027B0000-0x00000000027B1000-memory.dmp