Analysis

  • max time kernel
    128s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24-02-2021 22:52

General

  • Target

    2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll

  • Size

    400KB

  • MD5

    37c02160317b20a24803df99e5acb4d1

  • SHA1

    c449beeb886454ad79ef0d1496fd958fd6fc3fe5

  • SHA256

    2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a

  • SHA512

    35fbd2b51bb24aff3db22c8f658e91dd20029fd1345596ff23471fe8086dc3171433bf684f2e40ef79b5a79231f430ef79ca5c2d2de370e78fdda5314be4d5c9

Malware Config

Extracted

Family

qakbot

Botnet

biden02

Campaign

1614154620

C2

98.173.34.213:995

160.3.187.114:443

73.25.124.140:2222

24.50.118.93:443

82.127.125.209:990

83.110.109.106:2222

79.129.121.81:995

189.223.234.23:995

125.63.101.62:443

113.22.175.141:443

172.78.30.215:443

47.146.169.85:443

47.22.148.6:443

76.25.142.196:443

78.63.226.32:443

105.198.236.101:443

75.67.192.125:443

176.181.247.197:443

105.96.8.96:443

108.31.15.10:995

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

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1200
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn pfzgdwn /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll\"" /SC ONCE /Z /ST 22:51 /ET 23:03
          4⤵
          • Creates scheduled task(s)
          PID:1604
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {83BB61DD-1AB4-458D-A2AA-B8FAD28F1438} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:920
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1864
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll"
        3⤵
        • Loads dropped DLL
        PID:996

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

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll
    MD5

    6bd1bc6bfbee61a6c068568d9c4a6593

    SHA1

    71587538485fa071ddb19cf9b8f66fe6676fcae2

    SHA256

    bf5fa292c36b46a5356b30dd523483f4a9fec8656108b7adf4a23ce89bd84302

    SHA512

    d141e4ef3edd466a4646fc8688cfbc070fae88689a31f0a8910ef2c7390952ad2379216d0b7d53a10b86e292d4c218a80d0e6adfdfa678b62418ed5d47d87011

  • \Users\Admin\AppData\Local\Temp\2d4f2a158d5e87ac5db2a3fd8c760a080845842d433c646a28897dfaa330741a.dll
    MD5

    6bd1bc6bfbee61a6c068568d9c4a6593

    SHA1

    71587538485fa071ddb19cf9b8f66fe6676fcae2

    SHA256

    bf5fa292c36b46a5356b30dd523483f4a9fec8656108b7adf4a23ce89bd84302

    SHA512

    d141e4ef3edd466a4646fc8688cfbc070fae88689a31f0a8910ef2c7390952ad2379216d0b7d53a10b86e292d4c218a80d0e6adfdfa678b62418ed5d47d87011

  • memory/996-16-0x0000000000000000-mapping.dmp
  • memory/1200-3-0x0000000000000000-mapping.dmp
  • memory/1200-4-0x00000000761E1000-0x00000000761E3000-memory.dmp
    Filesize

    8KB

  • memory/1200-5-0x0000000000810000-0x0000000000876000-memory.dmp
    Filesize

    408KB

  • memory/1200-6-0x0000000010000000-0x0000000010066000-memory.dmp
    Filesize

    408KB

  • memory/1532-9-0x0000000074731000-0x0000000074733000-memory.dmp
    Filesize

    8KB

  • memory/1532-11-0x0000000000310000-0x0000000000345000-memory.dmp
    Filesize

    212KB

  • memory/1532-12-0x0000000000310000-0x0000000000345000-memory.dmp
    Filesize

    212KB

  • memory/1532-7-0x0000000000000000-mapping.dmp
  • memory/1604-10-0x0000000000000000-mapping.dmp
  • memory/1636-2-0x000007FEFBEC1000-0x000007FEFBEC3000-memory.dmp
    Filesize

    8KB

  • memory/1864-13-0x0000000000000000-mapping.dmp