Analysis

  • max time kernel
    136s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    19-04-2021 17:47

General

  • Target

    5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll

  • Size

    632KB

  • MD5

    83cd1785564cd2c75f8803e244383e29

  • SHA1

    035d27997878c46abc47ccb247e1a723981913a9

  • SHA256

    5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257

  • SHA512

    b01951cd2317b11f2a87a9c6e388afe8be9ff523f8ed50ba87aae231bc69ebfd268b52ac94c18c5344aaec002b115b987a1664fe312c63338d2c28770503ee43

Malware Config

Extracted

Family

qakbot

Botnet

obama30

Campaign

1618843418

C2

83.110.109.164:2222

75.67.192.125:443

189.210.115.207:443

47.196.192.184:443

72.252.201.69:443

151.205.102.42:443

81.97.154.100:443

24.117.107.120:443

140.82.49.12:443

78.63.226.32:443

72.240.200.181:2222

75.137.47.174:443

71.41.184.10:3389

73.25.124.140:2222

149.28.101.90:8443

149.28.101.90:2222

45.77.115.208:995

45.77.115.208:8443

207.246.77.75:8443

207.246.77.75:2222

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 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\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1776
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vlwelwmp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll\"" /SC ONCE /Z /ST 17:53 /ET 18:05
          4⤵
          • Creates scheduled task(s)
          PID:1680
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {11F744B4-6124-4C2A-908D-D2D2EA66E849} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:556
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll"
        3⤵
        • Loads dropped DLL
        PID:1564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll

    MD5

    7632eb82ec4f21dc1ad30450571aa57c

    SHA1

    0554b65600ec4f00c9f1ec166dff516df66a0131

    SHA256

    81f5fa4b9aaaa7c0063b582cbe18e633e9e9e8f459c603699c40b5310aa0ad0b

    SHA512

    0430b1d75c5fd87485d4d676c91e0d13ca26a24d04fcbd82ff3c0ea00cb2def1f1837b0af3dd85dabfa657d36e11baaa20b19e26d7c4fb04672959e274ebf239

  • \Users\Admin\AppData\Local\Temp\5925bb4f2e8eaa4144a3583ad7049164a5051a3d1d8b5b38b93119f8f1c77257.dll

    MD5

    7632eb82ec4f21dc1ad30450571aa57c

    SHA1

    0554b65600ec4f00c9f1ec166dff516df66a0131

    SHA256

    81f5fa4b9aaaa7c0063b582cbe18e633e9e9e8f459c603699c40b5310aa0ad0b

    SHA512

    0430b1d75c5fd87485d4d676c91e0d13ca26a24d04fcbd82ff3c0ea00cb2def1f1837b0af3dd85dabfa657d36e11baaa20b19e26d7c4fb04672959e274ebf239

  • memory/1016-69-0x0000000000000000-mapping.dmp

  • memory/1016-70-0x000007FEFC471000-0x000007FEFC473000-memory.dmp

    Filesize

    8KB

  • memory/1168-62-0x0000000000780000-0x00000000007C2000-memory.dmp

    Filesize

    264KB

  • memory/1168-63-0x00000000007F0000-0x0000000000829000-memory.dmp

    Filesize

    228KB

  • memory/1168-59-0x0000000000000000-mapping.dmp

  • memory/1168-61-0x00000000006D0000-0x0000000000772000-memory.dmp

    Filesize

    648KB

  • memory/1168-60-0x0000000076A81000-0x0000000076A83000-memory.dmp

    Filesize

    8KB

  • memory/1564-72-0x0000000000000000-mapping.dmp

  • memory/1680-67-0x0000000000000000-mapping.dmp

  • memory/1776-64-0x0000000000000000-mapping.dmp

  • memory/1776-66-0x0000000075131000-0x0000000075133000-memory.dmp

    Filesize

    8KB

  • memory/1776-68-0x0000000000080000-0x00000000000B9000-memory.dmp

    Filesize

    228KB