Analysis

  • max time kernel
    140s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2023 17:48

General

  • Target

    fc77868aae55037dccd9e6734c0bda1f.dll

  • Size

    820KB

  • MD5

    fc77868aae55037dccd9e6734c0bda1f

  • SHA1

    625c1d5de4fb7e5fae3440892e122685b004f88e

  • SHA256

    dbe3468fbf17c02a99b49ee5fca4837811e4bf8e2877374423c2d4512f060569

  • SHA512

    c494179fb0bd6cfc56e19795830c4ea1afdc1eda4c70ae0420c9e967a4d4c7425023efdb41d7e5bd8ac27b3ff0cb10e7212929d7d27794f2d0575316a9bea327

  • SSDEEP

    24576:nO6c3oCrVA7bEK7mJaW2eX8TvE81gIzsk6EzCUfk7Ou:duVeEK7mmeX8TBgIzsk6hUf4h

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

obama112

Campaign

1633682302

C2

98.157.235.126:443

124.123.42.115:2222

185.250.148.74:443

73.77.87.137:443

188.50.169.158:443

216.201.162.158:443

174.54.193.186:443

27.223.92.142:995

220.255.25.28:2222

103.142.10.177:443

2.222.167.138:443

66.177.215.152:0

122.11.220.212:2222

85.109.229.54:995

140.82.49.12:443

199.27.127.129:443

209.50.20.255:443

73.230.205.91:443

200.232.214.222:995

81.241.252.59:2078

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Windows security bypass 2 TTPs 4 IoCs
  • 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.

  • Modifies data under HKEY_USERS 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3440
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3836
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:224
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hygyzzeotd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll\"" /SC ONCE /Z /ST 06:49 /ET 07:01
          4⤵
          • Creates scheduled task(s)
          PID:1396
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:4352
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Olgniso" /d "0"
          4⤵
          • Windows security bypass
          PID:3444
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Gzgmm" /d "0"
          4⤵
          • Windows security bypass
          PID:632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\fc77868aae55037dccd9e6734c0bda1f.dll
    Filesize

    820KB

    MD5

    fc77868aae55037dccd9e6734c0bda1f

    SHA1

    625c1d5de4fb7e5fae3440892e122685b004f88e

    SHA256

    dbe3468fbf17c02a99b49ee5fca4837811e4bf8e2877374423c2d4512f060569

    SHA512

    c494179fb0bd6cfc56e19795830c4ea1afdc1eda4c70ae0420c9e967a4d4c7425023efdb41d7e5bd8ac27b3ff0cb10e7212929d7d27794f2d0575316a9bea327

  • memory/224-14-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/224-11-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/224-12-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/224-6-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/224-10-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/2372-23-0x00000000750C0000-0x0000000075226000-memory.dmp
    Filesize

    1.4MB

  • memory/2372-21-0x00000000013A0000-0x00000000013A1000-memory.dmp
    Filesize

    4KB

  • memory/2372-19-0x00000000750C0000-0x0000000075226000-memory.dmp
    Filesize

    1.4MB

  • memory/2372-18-0x00000000750C0000-0x0000000075226000-memory.dmp
    Filesize

    1.4MB

  • memory/3836-7-0x0000000075150000-0x00000000752B6000-memory.dmp
    Filesize

    1.4MB

  • memory/3836-2-0x0000000001150000-0x0000000001151000-memory.dmp
    Filesize

    4KB

  • memory/3836-3-0x0000000075150000-0x00000000752B6000-memory.dmp
    Filesize

    1.4MB

  • memory/3836-5-0x0000000075150000-0x00000000752B6000-memory.dmp
    Filesize

    1.4MB

  • memory/3836-0-0x0000000075150000-0x00000000752B6000-memory.dmp
    Filesize

    1.4MB

  • memory/3836-1-0x0000000075150000-0x00000000752B6000-memory.dmp
    Filesize

    1.4MB

  • memory/4352-26-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/4352-29-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/4352-22-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/4352-25-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB

  • memory/4352-27-0x0000000000F80000-0x0000000000FA1000-memory.dmp
    Filesize

    132KB