Analysis

  • max time kernel
    136s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-03-2021 20:23

General

  • Target

    bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll

  • Size

    1.2MB

  • MD5

    828a539fd1e71e146a0dd03c61e06a13

  • SHA1

    ae2b0fc6a700e1a01d408bbb6731ccb7199464cd

  • SHA256

    bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39

  • SHA512

    62f62f45371ef01185abffb117d716341084ea070eaac2d86a663ab4a7840ce55e53ba5c8332d4abef87a5accfd3e25552fc01f669d4492c675131de0a5c84bc

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\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1496
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1188
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn klilafpulx /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll\"" /SC ONCE /Z /ST 20:22 /ET 20:34
          4⤵
          • Creates scheduled task(s)
          PID:1612
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {96938A8C-B431-4FEA-A021-71FFAE040012} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll"
        3⤵
        • Loads dropped DLL
        PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll

    MD5

    13df99a6063d98e9d9203bbfe8e860f6

    SHA1

    f050d45cffd73db306af04beebac610b79ad8cbd

    SHA256

    f40917a851bf9d11efd90a5136e0c090c6b1fcbb49e0a667c0279c7453dbaf75

    SHA512

    d55b53e847a38c5b52bc11e9923b9d43697a1ea809e8b933f79de66dbcce0537d610d4c86927719c6d571e8bb14bbb15329f5258aeb52038a3d96e04b8b39917

  • \Users\Admin\AppData\Local\Temp\bd9a4ea431daede500efb19e14b8d21876c772fdc3bacdf747c62f7c0bea1a39.dll

    MD5

    13df99a6063d98e9d9203bbfe8e860f6

    SHA1

    f050d45cffd73db306af04beebac610b79ad8cbd

    SHA256

    f40917a851bf9d11efd90a5136e0c090c6b1fcbb49e0a667c0279c7453dbaf75

    SHA512

    d55b53e847a38c5b52bc11e9923b9d43697a1ea809e8b933f79de66dbcce0537d610d4c86927719c6d571e8bb14bbb15329f5258aeb52038a3d96e04b8b39917

  • memory/848-17-0x0000000000000000-mapping.dmp

  • memory/1168-15-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

    Filesize

    8KB

  • memory/1168-14-0x0000000000000000-mapping.dmp

  • memory/1188-12-0x0000000000080000-0x00000000000BB000-memory.dmp

    Filesize

    236KB

  • memory/1188-7-0x0000000000000000-mapping.dmp

  • memory/1188-9-0x0000000074A41000-0x0000000074A43000-memory.dmp

    Filesize

    8KB

  • memory/1188-13-0x0000000000080000-0x00000000000BB000-memory.dmp

    Filesize

    236KB

  • memory/1496-5-0x00000000002C0000-0x00000000002F9000-memory.dmp

    Filesize

    228KB

  • memory/1496-10-0x0000000002090000-0x00000000020CB000-memory.dmp

    Filesize

    236KB

  • memory/1496-2-0x0000000000000000-mapping.dmp

  • memory/1496-6-0x0000000002090000-0x00000000020CB000-memory.dmp

    Filesize

    236KB

  • memory/1496-4-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/1496-3-0x0000000075A41000-0x0000000075A43000-memory.dmp

    Filesize

    8KB

  • memory/1612-11-0x0000000000000000-mapping.dmp