Analysis

  • max time kernel
    110s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29-10-2020 04:38

General

  • Target

    doc_pack-2071708531.xlsb

  • Size

    24KB

  • MD5

    f25c04b09c45b8fc3632806678891918

  • SHA1

    d9d7c1a563a205d8141c12b9b6415dff29914d86

  • SHA256

    8ada4e28ddccb8e96a14719330e9322b3cce7aa580fc3b1c47db6c66df86b206

  • SHA512

    d5995204b243926c45e7c72f0f5c668c471b1982252846d850eb3ded019bd6f60821f2d3171c5b56ab03302bb26c9c608eb89860ec3de125a39a970f739973c7

Malware Config

Extracted

Family

qakbot

Botnet

tr01

Campaign

1603793855

C2

50.104.68.223:443

89.137.211.239:443

95.77.223.148:443

197.37.69.138:993

68.174.15.223:443

103.238.231.35:443

36.77.151.211:443

72.16.56.171:443

45.47.65.191:443

189.231.212.189:443

106.51.52.111:443

24.55.66.125:443

39.37.247.97:995

108.190.151.108:2222

203.198.96.61:443

73.228.1.246:443

35.134.202.234:443

188.50.230.249:995

86.120.64.150:2222

5.14.126.153:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 12 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 16 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 19 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\doc_pack-2071708531.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:412
    • C:\hgoitk\nkorpy\exlwhtih.exe
      "C:\hgoitk\nkorpy\exlwhtih.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\hgoitk\nkorpy\exlwhtih.exe
        C:\hgoitk\nkorpy\exlwhtih.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:2988
      • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4016
        • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe /C
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          PID:2124
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3720
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn atbcvpo /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I atbcvpo" /SC ONCE /Z /ST 05:45 /ET 05:57
        3⤵
        • Creates scheduled task(s)
        PID:3176

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.dat

    MD5

    864d7e29857a90c2102f9ce757b06923

    SHA1

    1eddd9d3da5126bb4f1f0dfef47dcb8ff0ea7641

    SHA256

    aa551953bdaca742cdd2b3b4e7ac29e8853b030954dadbb2589ce8cb90397c09

    SHA512

    879fefcc365badb66d95374218b2385570109e650ed718ffab6ef1b9baf0075cde513b1b4441dea5f5cb8192b22862f9521901954bd4ae2647d32c070d2e8370

  • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Uyoillbv\xjuislw.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • memory/412-0-0x00007FFAB5E00000-0x00007FFAB6437000-memory.dmp

    Filesize

    6.2MB

  • memory/2124-11-0x0000000000000000-mapping.dmp

  • memory/2124-13-0x0000000002690000-0x0000000002691000-memory.dmp

    Filesize

    4KB

  • memory/2292-1-0x0000000000000000-mapping.dmp

  • memory/2988-6-0x00000000026F0000-0x00000000026F1000-memory.dmp

    Filesize

    4KB

  • memory/2988-4-0x0000000000000000-mapping.dmp

  • memory/3176-10-0x0000000000000000-mapping.dmp

  • memory/3720-15-0x0000000000000000-mapping.dmp

  • memory/4016-7-0x0000000000000000-mapping.dmp

  • memory/4016-14-0x0000000000820000-0x0000000000857000-memory.dmp

    Filesize

    220KB