Analysis

  • max time kernel
    145s
  • max time network
    12s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-03-2021 21:13

General

  • Target

    a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll

  • Size

    1.2MB

  • MD5

    cebb6e75e1cd27573f2773e045e45706

  • SHA1

    ce3a12d56de38a65eca0c972a36783a0a383dedd

  • SHA256

    a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3

  • SHA512

    129a51a90f8fac72d4c5809d81ae951689b50aa5c5732640d903779d9dbe8524cc8939e5f2b4497cb93f070b93f997e72813b92f5bd7429b3509d32680514869

Malware Config

Extracted

Family

qakbot

Botnet

biden12

Campaign

1615580905

C2

24.229.150.54:995

109.12.111.14:443

173.21.10.71:2222

81.214.126.173:2222

75.118.1.141:443

98.252.118.134:443

71.74.12.34:443

186.31.77.42:443

81.97.154.100:443

71.117.132.169:443

24.139.72.117:443

67.165.206.193:993

106.51.52.111:443

47.196.192.184:443

71.197.126.250:443

24.95.61.62:443

47.22.148.6:443

195.12.154.8:443

71.163.223.159:443

197.45.110.165:995

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1692
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vhuivwss /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll\"" /SC ONCE /Z /ST 22:19 /ET 22:31
          4⤵
          • Creates scheduled task(s)
          PID:1516
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {00727168-A724-4494-8884-669FA25954FC} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1084
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll"
        3⤵
        • Loads dropped DLL
        PID:748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll

    MD5

    01ce38dcb53c0827fd13dc706b8840f7

    SHA1

    7205948c21b263bf45cb92a9d8cdbf5d9a1cbfe4

    SHA256

    e078dda3eabc90aed07b270e49e88914df423a0c387ef6c4304d2b102182aba3

    SHA512

    e0b87d8159dc5548c8494ad596e2119a54818834942f317139c0d07a434afd274e065648708ede3c24e4707d14161fe7474f013c88030286445cc508bc182970

  • \Users\Admin\AppData\Local\Temp\a72532e18a09f2bd12f6b7106b583a47c5316064999906c0cfda35c7a37340e3.dll

    MD5

    01ce38dcb53c0827fd13dc706b8840f7

    SHA1

    7205948c21b263bf45cb92a9d8cdbf5d9a1cbfe4

    SHA256

    e078dda3eabc90aed07b270e49e88914df423a0c387ef6c4304d2b102182aba3

    SHA512

    e0b87d8159dc5548c8494ad596e2119a54818834942f317139c0d07a434afd274e065648708ede3c24e4707d14161fe7474f013c88030286445cc508bc182970

  • memory/748-17-0x0000000000000000-mapping.dmp

  • memory/1084-14-0x0000000000000000-mapping.dmp

  • memory/1084-15-0x000007FEFBA81000-0x000007FEFBA83000-memory.dmp

    Filesize

    8KB

  • memory/1168-6-0x0000000000770000-0x00000000007AB000-memory.dmp

    Filesize

    236KB

  • memory/1168-10-0x0000000000770000-0x00000000007AB000-memory.dmp

    Filesize

    236KB

  • memory/1168-2-0x0000000000000000-mapping.dmp

  • memory/1168-5-0x00000000006E0000-0x0000000000719000-memory.dmp

    Filesize

    228KB

  • memory/1168-4-0x0000000000160000-0x0000000000161000-memory.dmp

    Filesize

    4KB

  • memory/1168-3-0x0000000075781000-0x0000000075783000-memory.dmp

    Filesize

    8KB

  • memory/1516-12-0x0000000000000000-mapping.dmp

  • memory/1692-9-0x0000000074521000-0x0000000074523000-memory.dmp

    Filesize

    8KB

  • memory/1692-11-0x0000000000080000-0x00000000000BB000-memory.dmp

    Filesize

    236KB

  • memory/1692-13-0x0000000000080000-0x00000000000BB000-memory.dmp

    Filesize

    236KB

  • memory/1692-7-0x0000000000000000-mapping.dmp