Analysis

  • max time kernel
    144s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    14-01-2021 16:18

General

  • Target

    cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll

  • Size

    289KB

  • MD5

    67ef5c7797e927b28bd49bdb72cca817

  • SHA1

    d8cfb631d79c2c198dbd74345ae12b8d804dbfc3

  • SHA256

    cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6

  • SHA512

    e3d528872dfd9b24185f319a6137184025a5d3d4917a40a06332d11bf1a671a6d95504078786322e57eb05dc7e08449f8661ba8a2496a172e1740d514e35eed5

Malware Config

Extracted

Family

qakbot

Botnet

abc104

Campaign

1606818862

C2

79.119.124.237:443

87.218.53.206:2222

181.169.88.203:443

82.12.157.95:995

94.49.188.240:443

46.124.107.124:6881

86.122.248.164:2222

83.202.68.220:2222

79.129.216.215:2222

37.21.231.245:995

47.187.49.3:2222

2.90.33.130:443

149.28.98.196:995

149.28.99.97:443

45.63.107.192:995

149.28.98.196:2222

45.63.107.192:2222

74.73.27.35:443

149.28.98.196:443

144.202.38.185:2222

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\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1320
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fsziavcugg /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll\"" /SC ONCE /Z /ST 17:24 /ET 17:36
          4⤵
          • Creates scheduled task(s)
          PID:1592
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {A31D53D2-328E-4F5C-838A-A98C52F33A00} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll"
        3⤵
        • Loads dropped DLL
        PID:556

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\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll
    MD5

    2bf5d094d49fc849fdbcf58e580adb05

    SHA1

    3994a36a3c55998a9e16266792cc6bd85721b006

    SHA256

    0bc51a8278b4dc539d8c937d075ecba4c65d10b9a1006d912bb8ac7e357a5d60

    SHA512

    f422ba24a77c40a9033446b0b22876e0b5cd074d798274d762181306f31743a603a32edbadda57d913a7112fed73666fa62df4b6ddcdbc826cb897f81cfae73b

  • \Users\Admin\AppData\Local\Temp\cf065e980b8a901be9d0e1f52a50bcdc6c299850f4fb5b1ecfed6327a38c19b6.dll
    MD5

    2bf5d094d49fc849fdbcf58e580adb05

    SHA1

    3994a36a3c55998a9e16266792cc6bd85721b006

    SHA256

    0bc51a8278b4dc539d8c937d075ecba4c65d10b9a1006d912bb8ac7e357a5d60

    SHA512

    f422ba24a77c40a9033446b0b22876e0b5cd074d798274d762181306f31743a603a32edbadda57d913a7112fed73666fa62df4b6ddcdbc826cb897f81cfae73b

  • memory/436-8-0x0000000000000000-mapping.dmp
  • memory/556-10-0x0000000000000000-mapping.dmp
  • memory/1320-3-0x00000000000B0000-0x00000000000B2000-memory.dmp
    Filesize

    8KB

  • memory/1320-5-0x0000000000000000-mapping.dmp
  • memory/1320-7-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/1592-6-0x0000000000000000-mapping.dmp
  • memory/1836-2-0x0000000000000000-mapping.dmp
  • memory/1836-4-0x0000000000470000-0x0000000000491000-memory.dmp
    Filesize

    132KB