Analysis

  • max time kernel
    137s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-04-2021 13:13

General

  • Target

    d17397b16b127f8e525f5b6acc121b1a.dll

  • Size

    797KB

  • MD5

    d17397b16b127f8e525f5b6acc121b1a

  • SHA1

    cdf9c51d9fa1f1fd1eb4f4e231f67bbc826ba6d6

  • SHA256

    11a37b108a01f9c6bcb2bbf4f7cd72d407280b9f3d33c223cc67bc2c6656c012

  • SHA512

    cd1a27726ee4d1982f3fb627315e65419f0b4bfe42bb3e3e2d83ae2193543787580fa9ba7e9b2bdf190975cc2172be39b7ba262a5b59b8db1d0459fc630caf32

Malware Config

Extracted

Family

qakbot

Botnet

obama32

Campaign

1618995682

C2

190.85.91.154:443

140.82.49.12:443

96.37.113.36:993

73.25.124.140:2222

71.41.184.10:3389

50.244.112.106:443

78.63.226.32:443

24.152.219.253:995

105.198.236.99:443

149.28.101.90:8443

149.28.101.90:443

149.28.101.90:2222

45.77.115.208:8443

207.246.77.75:8443

207.246.77.75:2222

207.246.116.237:2222

45.77.117.108:995

144.202.38.185:2222

207.246.77.75:995

207.246.77.75:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 2 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:380
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c echo summer
        3⤵
          PID:3960
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:492
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hhbzfqr /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll\"" /SC ONCE /Z /ST 15:19 /ET 15:31
            4⤵
            • Creates scheduled task(s)
            PID:2816
    • \??\c:\windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll"
        2⤵
        • Loads dropped DLL
        PID:2064

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll

      MD5

      74366b02e066613286bafba1c6a97231

      SHA1

      2390a40ddd858f5e9f815007f9b2006ede8f6b0b

      SHA256

      fd199bd9fd5c26fdf2e3cd48607db9e99b03f94a9489e4b5e33795218177d875

      SHA512

      ed1dd34ced545e354015ef042606a92ef4f6b28b8b8400634f501c344b0b305c4899357bb71e6a7098b672d6a2fd38aa6ed67968c0c4969f5124927c04a2b212

    • \Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll

      MD5

      74366b02e066613286bafba1c6a97231

      SHA1

      2390a40ddd858f5e9f815007f9b2006ede8f6b0b

      SHA256

      fd199bd9fd5c26fdf2e3cd48607db9e99b03f94a9489e4b5e33795218177d875

      SHA512

      ed1dd34ced545e354015ef042606a92ef4f6b28b8b8400634f501c344b0b305c4899357bb71e6a7098b672d6a2fd38aa6ed67968c0c4969f5124927c04a2b212

    • \Users\Admin\AppData\Local\Temp\d17397b16b127f8e525f5b6acc121b1a.dll

      MD5

      74366b02e066613286bafba1c6a97231

      SHA1

      2390a40ddd858f5e9f815007f9b2006ede8f6b0b

      SHA256

      fd199bd9fd5c26fdf2e3cd48607db9e99b03f94a9489e4b5e33795218177d875

      SHA512

      ed1dd34ced545e354015ef042606a92ef4f6b28b8b8400634f501c344b0b305c4899357bb71e6a7098b672d6a2fd38aa6ed67968c0c4969f5124927c04a2b212

    • memory/380-114-0x0000000000000000-mapping.dmp

    • memory/380-116-0x0000000074370000-0x00000000743A9000-memory.dmp

      Filesize

      228KB

    • memory/380-117-0x0000000074370000-0x0000000074457000-memory.dmp

      Filesize

      924KB

    • memory/380-118-0x00000000006E0000-0x00000000006E1000-memory.dmp

      Filesize

      4KB

    • memory/492-119-0x0000000000000000-mapping.dmp

    • memory/492-123-0x00000000032B0000-0x00000000032E9000-memory.dmp

      Filesize

      228KB

    • memory/2064-125-0x0000000000000000-mapping.dmp

    • memory/2816-120-0x0000000000000000-mapping.dmp

    • memory/3960-115-0x0000000000000000-mapping.dmp