Analysis

  • max time kernel
    135s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23-04-2021 14:10

General

  • Target

    ind[1].htm0.0.dr.dll

  • Size

    473KB

  • MD5

    e61f6ac52b9319253d0e3850e2d7bfc0

  • SHA1

    b5ef92a5578deba8654aca34c460274b805e12ad

  • SHA256

    b8e14f7eb6f654d2e12cde1441d3a8be88ff37ae87101aa7dbccf988c8ca2aed

  • SHA512

    ba8506e9b74f7debb978d1bc4ffa58a1747c13654632aadcd8158497626cbaaa2f8788e8805f1c39be27b1c75f6b321b2742157ad1a941b40c66cc773784c40b

Malware Config

Extracted

Family

qakbot

Version

402.12

Botnet

tr

Campaign

1618935072

C2

140.82.49.12:443

190.85.91.154:443

96.37.113.36:993

71.41.184.10:3389

186.31.46.121:443

73.25.124.140:2222

109.12.111.14:443

24.229.150.54:995

45.32.211.207:443

45.77.117.108:443

45.77.117.108:8443

149.28.98.196:443

149.28.98.196:2222

144.202.38.185:443

144.202.38.185:995

45.32.211.207:995

207.246.116.237:995

149.28.99.97:995

45.63.107.192:2222

149.28.101.90:995

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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:784
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1028
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn nadodlmnve /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll\"" /SC ONCE /Z /ST 16:15 /ET 16:27
          4⤵
          • Creates scheduled task(s)
          PID:616
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {2C45C0ED-CA64-4089-B40F-380126413F5A} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll"
        3⤵
        • Loads dropped DLL
        PID:624

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\ind[1].htm0.0.dr.dll
    MD5

    1d2ba27a0e40f334d8bac4561fe0d7e7

    SHA1

    927c78984f005798724455cdff3b60e2b0e82613

    SHA256

    b878e7ab04ee7d450e8821e18f668d95499c640be2c220664f098c1347ef1009

    SHA512

    ca1a2760115224c2736bd5390063ff077cbaa67eff094393248a094f0a2950ac42a94944f86a4712d74c052943a23fc1aecf298f15a0dc3b08fec8978ae93160

  • \Users\Admin\AppData\Local\Temp\ind[1].htm0.0.dr.dll
    MD5

    1d2ba27a0e40f334d8bac4561fe0d7e7

    SHA1

    927c78984f005798724455cdff3b60e2b0e82613

    SHA256

    b878e7ab04ee7d450e8821e18f668d95499c640be2c220664f098c1347ef1009

    SHA512

    ca1a2760115224c2736bd5390063ff077cbaa67eff094393248a094f0a2950ac42a94944f86a4712d74c052943a23fc1aecf298f15a0dc3b08fec8978ae93160

  • memory/616-69-0x0000000000000000-mapping.dmp
  • memory/624-73-0x0000000000000000-mapping.dmp
  • memory/784-60-0x000007FEFB891000-0x000007FEFB893000-memory.dmp
    Filesize

    8KB

  • memory/1028-65-0x0000000000000000-mapping.dmp
  • memory/1028-67-0x0000000074111000-0x0000000074113000-memory.dmp
    Filesize

    8KB

  • memory/1028-68-0x0000000000080000-0x00000000000B9000-memory.dmp
    Filesize

    228KB

  • memory/1516-70-0x0000000000000000-mapping.dmp
  • memory/1908-64-0x0000000010000000-0x0000000010076000-memory.dmp
    Filesize

    472KB

  • memory/1908-63-0x0000000001EA0000-0x0000000001F20000-memory.dmp
    Filesize

    512KB

  • memory/1908-62-0x0000000075AA1000-0x0000000075AA3000-memory.dmp
    Filesize

    8KB

  • memory/1908-61-0x0000000000000000-mapping.dmp