Analysis

  • max time kernel
    18s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15-04-2021 19:09

General

  • Target

    35f41510137c3c35eab54c7d9ed2359f.dll

  • Size

    1.3MB

  • MD5

    35f41510137c3c35eab54c7d9ed2359f

  • SHA1

    9831a1e630da06dfd45b6784ae45aaa3a8b383fa

  • SHA256

    b12073d6fb10eaa5c2d201c069693f72a45f53df4239ef34d5e4608a084603a4

  • SHA512

    aef54b6618e9dedc8646e9803e3872b74173922450aa517cccd7d45a20bd5234d622fbf62725db0fbca0b848dcd4f53be839231a78fd99ce0a16ffdaa14a870b

Malware Config

Extracted

Family

qakbot

Botnet

clinton04

Campaign

1618322109

C2

75.137.47.174:443

140.82.49.12:443

151.205.102.42:443

24.226.156.153:443

24.43.22.221:993

216.201.162.158:443

76.25.142.196:443

149.28.99.97:995

149.28.101.90:2222

207.246.116.237:8443

149.28.99.97:443

45.63.107.192:2222

45.32.211.207:2222

149.28.101.90:443

45.77.117.108:995

207.246.77.75:443

207.246.77.75:8443

149.28.98.196:2222

45.32.211.207:995

45.32.211.207:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\35f41510137c3c35eab54c7d9ed2359f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\35f41510137c3c35eab54c7d9ed2359f.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1108
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 796
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1108-114-0x0000000000000000-mapping.dmp
  • memory/1108-115-0x0000000002A00000-0x0000000002AAE000-memory.dmp
    Filesize

    696KB

  • memory/1108-116-0x0000000004710000-0x000000000474C000-memory.dmp
    Filesize

    240KB

  • memory/1108-117-0x0000000004790000-0x00000000047A9000-memory.dmp
    Filesize

    100KB