Analysis

  • max time kernel
    135s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-04-2021 18:02

General

  • Target

    443005396033565.dat.dll

  • Size

    692KB

  • MD5

    f883ce357ee0e792a340cc75950239ae

  • SHA1

    bd843bccc175abb2d20f7560d59fb518b997a293

  • SHA256

    606a729b3e06378da218380ffa7365eac8861968ce86149a07dd76e51b89e2ab

  • SHA512

    627bc272b4d39fe4b135673608b0de94fd7a40c246513e6b69b600bd2ae2f80f011a9a429e439a2919f542aa96e557c0b00edfa6622957ce320f1f4df982dea1

Malware Config

Extracted

Family

qakbot

Version

402.12

Botnet

clinton09

Campaign

1619121510

C2

197.45.110.165:995

105.198.236.101:443

190.85.91.154:443

71.163.222.243:443

45.63.107.192:995

149.28.99.97:2222

109.12.111.14:443

75.67.192.125:443

24.139.72.117:443

75.118.1.141:443

105.198.236.99:443

173.21.10.71:2222

136.232.34.70:443

140.82.49.12:443

98.192.185.86:443

71.41.184.10:3389

73.25.124.140:2222

83.196.56.65:2222

24.152.219.253:995

189.210.115.207:443

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\443005396033565.dat.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\443005396033565.dat.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn tmgaqrca /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\443005396033565.dat.dll\"" /SC ONCE /Z /ST 18:00 /ET 18:12
          4⤵
          • Creates scheduled task(s)
          PID:1532
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C00F3297-C888-4D40-9677-C1ADB27F04CD} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\443005396033565.dat.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\443005396033565.dat.dll"
        3⤵
        • Loads dropped DLL
        PID:808

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

  • C:\Users\Admin\AppData\Local\Temp\443005396033565.dat.dll
    MD5

    9409017c3d366056130fc286adc42e7b

    SHA1

    46af22a4245f2dc74ed9b7c8deb1c94204a1b70e

    SHA256

    67dd0e9fe9319113afe31e40a03f31f87bd6909c6725c6c72cdc455022b136d1

    SHA512

    36ff2f9a1cc9eeffe44db6e3c9c656db896d55f13498fa5329b30579e9ef9f195c37cde98e9d4d70e79acf90dcade2a0a7f4eb810d425af12a484c6ac06d28bc

  • \Users\Admin\AppData\Local\Temp\443005396033565.dat.dll
    MD5

    9409017c3d366056130fc286adc42e7b

    SHA1

    46af22a4245f2dc74ed9b7c8deb1c94204a1b70e

    SHA256

    67dd0e9fe9319113afe31e40a03f31f87bd6909c6725c6c72cdc455022b136d1

    SHA512

    36ff2f9a1cc9eeffe44db6e3c9c656db896d55f13498fa5329b30579e9ef9f195c37cde98e9d4d70e79acf90dcade2a0a7f4eb810d425af12a484c6ac06d28bc

  • memory/808-72-0x0000000000000000-mapping.dmp
  • memory/1168-70-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmp
    Filesize

    8KB

  • memory/1168-69-0x0000000000000000-mapping.dmp
  • memory/1532-68-0x0000000000000000-mapping.dmp
  • memory/1684-66-0x00000000749B1000-0x00000000749B3000-memory.dmp
    Filesize

    8KB

  • memory/1684-67-0x00000000000F0000-0x0000000000129000-memory.dmp
    Filesize

    228KB

  • memory/1684-64-0x0000000000000000-mapping.dmp
  • memory/1924-59-0x0000000000000000-mapping.dmp
  • memory/1924-63-0x0000000000340000-0x0000000000379000-memory.dmp
    Filesize

    228KB

  • memory/1924-62-0x0000000000180000-0x00000000001B9000-memory.dmp
    Filesize

    228KB

  • memory/1924-61-0x00000000007D0000-0x0000000000882000-memory.dmp
    Filesize

    712KB

  • memory/1924-60-0x00000000753B1000-0x00000000753B3000-memory.dmp
    Filesize

    8KB