Analysis

  • max time kernel
    31s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    08-10-2021 11:22

General

  • Target

    rob.html.dll

  • Size

    830KB

  • MD5

    c46458d7d92acdf0e69bb7b907c3e9fe

  • SHA1

    671f5fe47eabbf2d05cb7930b0a2d6c0c3c18a2d

  • SHA256

    734f618a5d1cdf0cec77efe7aa492b49484a7e0853362c68577cea6d4e90fbbf

  • SHA512

    53b59b4ce9002729733b0e2767d718280d277be9876dd427c4a19fa7a4ecc2eaee79dff5b932f2c429036dc190e8856b96d48435d687f7e71441a46bbcf9925c

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1633597626

C2

120.150.218.241:995

185.250.148.74:443

89.137.52.44:443

66.103.170.104:2222

86.8.177.143:443

216.201.162.158:443

174.54.193.186:443

103.148.120.144:443

188.50.169.158:443

124.123.42.115:2222

140.82.49.12:443

199.27.127.129:443

81.241.252.59:2078

209.142.97.161:995

209.50.20.255:443

73.230.205.91:443

200.232.214.222:995

103.142.10.177:443

2.222.167.138:443

41.228.22.180:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • 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 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\rob.html.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\rob.html.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1604
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:584
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cnegdpb /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\rob.html.dll\"" /SC ONCE /Z /ST 11:25 /ET 11:37
          4⤵
          • Creates scheduled task(s)
          PID:576

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

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Downloads

  • memory/576-64-0x0000000000000000-mapping.dmp
  • memory/584-60-0x0000000000380000-0x0000000000382000-memory.dmp
    Filesize

    8KB

  • memory/584-61-0x0000000000000000-mapping.dmp
  • memory/584-63-0x0000000074571000-0x0000000074573000-memory.dmp
    Filesize

    8KB

  • memory/584-65-0x0000000000350000-0x0000000000371000-memory.dmp
    Filesize

    132KB

  • memory/1604-54-0x0000000000000000-mapping.dmp
  • memory/1604-55-0x0000000074F81000-0x0000000074F83000-memory.dmp
    Filesize

    8KB

  • memory/1604-56-0x00000000746E0000-0x0000000074851000-memory.dmp
    Filesize

    1.4MB

  • memory/1604-57-0x00000000746E0000-0x0000000074701000-memory.dmp
    Filesize

    132KB

  • memory/1604-58-0x00000000746E0000-0x0000000074851000-memory.dmp
    Filesize

    1.4MB

  • memory/1604-59-0x00000000000D0000-0x00000000000D1000-memory.dmp
    Filesize

    4KB