Analysis

  • max time kernel
    128s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    15-06-2021 13:04

General

  • Target

    lipa.dll

  • Size

    449KB

  • MD5

    2a73d3b181923f7386b6cebb7ddc1077

  • SHA1

    cc611c21da8380f3cd8c7218a72076a1e7dd465c

  • SHA256

    6fb7e5e1dce806ff99a335db2ee5720e2c62377232ca4eb9c3ab4e53b5012f2c

  • SHA512

    55e72b6b4825d91dc11dca17fd26207b1b0f67a8e5bdc564e4a9a7240c3e4d8ff3740b06560ac048743eaecfca05826d5534a771858a9915e07bfe88ea727fed

Malware Config

Extracted

Family

qakbot

Version

402.68

Botnet

tr

Campaign

1623225382

C2

190.85.91.154:443

140.82.49.12:443

105.198.236.101:443

68.186.192.69:443

24.95.61.62:443

90.65.234.26:2222

197.45.110.165:995

96.61.23.88:995

172.78.51.35:443

184.185.103.157:443

71.163.222.223:443

27.223.92.142:995

24.179.77.236:443

97.69.160.4:2222

188.26.91.212:443

75.67.192.125:443

24.152.219.253:995

92.59.35.196:2222

47.22.148.6:443

216.201.162.158:443

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\lipa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\lipa.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:988
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1664
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wepsyzrfp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\lipa.dll\"" /SC ONCE /Z /ST 15:03 /ET 15:15
          4⤵
          • Creates scheduled task(s)
          PID:292
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5337464E-C2AC-4692-9734-809D2A72E0B3} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\lipa.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\lipa.dll"
        3⤵
        • Loads dropped DLL
        PID:1032

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\lipa.dll
    MD5

    d6085a10b47b3473de5943461f58e8c0

    SHA1

    2851df08ec18d42e010ec989fcf5fdc05a01560c

    SHA256

    32355a6cfaf63d328b966ec757102b8284fa884bc8fa971a7f600bf9645118bc

    SHA512

    205f9b344dfe7681e1f96ebb2852d19cd67f7800c1b51596e6c2519401c3943f986297a0641e48a63b3f20c7721deaf802e4945ac8d238743a02aad47e149ffe

  • \Users\Admin\AppData\Local\Temp\lipa.dll
    MD5

    d6085a10b47b3473de5943461f58e8c0

    SHA1

    2851df08ec18d42e010ec989fcf5fdc05a01560c

    SHA256

    32355a6cfaf63d328b966ec757102b8284fa884bc8fa971a7f600bf9645118bc

    SHA512

    205f9b344dfe7681e1f96ebb2852d19cd67f7800c1b51596e6c2519401c3943f986297a0641e48a63b3f20c7721deaf802e4945ac8d238743a02aad47e149ffe

  • memory/292-67-0x0000000000000000-mapping.dmp
  • memory/988-59-0x0000000000000000-mapping.dmp
  • memory/988-60-0x0000000075511000-0x0000000075513000-memory.dmp
    Filesize

    8KB

  • memory/988-62-0x0000000010000000-0x0000000010070000-memory.dmp
    Filesize

    448KB

  • memory/988-61-0x0000000000720000-0x000000000077C000-memory.dmp
    Filesize

    368KB

  • memory/1032-71-0x0000000000000000-mapping.dmp
  • memory/1652-69-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp
    Filesize

    8KB

  • memory/1652-68-0x0000000000000000-mapping.dmp
  • memory/1664-66-0x0000000000080000-0x00000000000BD000-memory.dmp
    Filesize

    244KB

  • memory/1664-65-0x0000000074321000-0x0000000074323000-memory.dmp
    Filesize

    8KB

  • memory/1664-63-0x0000000000000000-mapping.dmp