Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2023 16:16

General

  • Target

    62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll

  • Size

    337KB

  • MD5

    1bcb097de905cbe1e9fc9683e1dea036

  • SHA1

    df042b4a2c65a0d761f93baeb8ee4d06fbd33229

  • SHA256

    62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1

  • SHA512

    89f6de104a2dd12040492d8836ac1819a4f857c4e6554848b68d5ca51fe7b2bd5d860403954af45a67cad42bc9909ef94fa9175e20580cfe5c6a8d14d2386b29

  • SSDEEP

    6144:BTfmt7eZAPOyKmLrLqGvHr0nNK11G9DMQyaViFwRun:Bbi7/xZrkNK11G9AQyOi6Q

Malware Config

Extracted

Family

qakbot

Version

401.51

Botnet

abc106m

Campaign

1606921461

C2

94.69.242.254:2222

189.140.45.48:995

37.182.244.124:2222

73.136.242.114:443

187.149.126.53:443

189.210.115.207:443

96.27.47.70:2222

185.163.221.77:2222

85.132.36.111:2222

178.87.10.110:443

120.150.218.241:995

68.224.121.148:993

78.101.145.96:61201

47.146.34.236:443

24.95.61.62:443

72.29.181.78:2222

93.113.177.152:443

87.218.53.206:2222

106.51.85.162:443

2.90.33.130:443

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Triggers on strings of known Qakbot samples, tested on Sandbox https://tria.ge with below listed hash samples 6 IoCs
  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3956
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4152
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3960
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn mixneed /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll\"" /SC ONCE /Z /ST 17:20 /ET 17:32
          4⤵
          • Creates scheduled task(s)
          PID:4432
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3392
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll"
      2⤵
      • Loads dropped DLL
      PID:2156
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 584
        3⤵
        • Program crash
        PID:1964
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2156 -ip 2156
    1⤵
      PID:1656

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll
      Filesize

      337KB

      MD5

      4e202f90dee218c94027b88c2ec7c037

      SHA1

      a0116397e29d28b5cd52e026698da3b2b6bb881f

      SHA256

      89f9d5e5c806f33e5f1c5c6a1fc8401fb8fd5514f40589c49bd8ee40ad746d98

      SHA512

      8e140a9b1e8b56a660334d5b622a7e22260c31fee6708457feef1d8e71e39d445926839eaa5941870a2f23ce3add7448e7f733bfa474cd4fe9b219f4e684d19b

    • C:\Users\Admin\AppData\Local\Temp\62b038f2dc2ab995d036930a2eaa5f2dc67fb0ab884459d3fa6df653eec307e1.dll
      Filesize

      337KB

      MD5

      4e202f90dee218c94027b88c2ec7c037

      SHA1

      a0116397e29d28b5cd52e026698da3b2b6bb881f

      SHA256

      89f9d5e5c806f33e5f1c5c6a1fc8401fb8fd5514f40589c49bd8ee40ad746d98

      SHA512

      8e140a9b1e8b56a660334d5b622a7e22260c31fee6708457feef1d8e71e39d445926839eaa5941870a2f23ce3add7448e7f733bfa474cd4fe9b219f4e684d19b

    • memory/3960-136-0x0000000000EB0000-0x0000000000ED1000-memory.dmp
      Filesize

      132KB

    • memory/3960-137-0x0000000000EB0000-0x0000000000ED1000-memory.dmp
      Filesize

      132KB

    • memory/3960-138-0x0000000000EB0000-0x0000000000ED1000-memory.dmp
      Filesize

      132KB

    • memory/3960-140-0x0000000000EB0000-0x0000000000ED1000-memory.dmp
      Filesize

      132KB

    • memory/3960-141-0x0000000000EB0000-0x0000000000ED1000-memory.dmp
      Filesize

      132KB

    • memory/4152-133-0x0000000010000000-0x0000000010056000-memory.dmp
      Filesize

      344KB

    • memory/4152-134-0x00000000010C0000-0x0000000001100000-memory.dmp
      Filesize

      256KB