Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11-07-2022 17:09

General

  • Target

    TXRTN_0699964.lnk

  • Size

    1KB

  • MD5

    eea824215afd2936b4b9c428558a11ed

  • SHA1

    de5d15491319ee9c15c3bcbf215d9f6996f76776

  • SHA256

    aa1add7b438592b57f9c7e53f5c19ead55d313824822835c73ca998f8e06134d

  • SHA512

    24b0322fefbbb9eb57629f9396466cfbc79e205f126209319cd9ad2c83dda9a7975ac987058dc730e9149b6e315cfed35924e40a14a313655961bb4ed26a0b77

Malware Config

Extracted

Family

qakbot

Version

403.780

Botnet

obama200

Campaign

1657548298

C2

172.115.177.204:2222

89.101.97.139:443

186.90.153.162:2222

38.70.253.226:2222

120.150.218.241:995

72.252.157.93:995

72.252.157.93:993

94.36.193.176:2222

47.23.89.60:993

89.211.209.234:2222

76.25.142.196:443

46.100.25.239:61202

24.158.23.166:995

69.14.172.24:443

92.132.132.81:2222

37.34.253.233:443

93.48.80.198:995

174.80.15.101:2083

24.178.196.158:2222

197.89.20.137:443

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • 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 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\TXRTN_0699964.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /q /c calc.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3712
      • C:\Users\Admin\AppData\Local\Temp\calc.exe
        calc.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1352
        • C:\Windows\SysWOW64\regsvr32.exe
          C:\Windows\SysWOW64\regsvr32.exe 102755.dll
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1928
          • C:\Windows\SysWOW64\explorer.exe
            C:\Windows\SysWOW64\explorer.exe
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:1960
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 19:11 /tn ekulmvwnq /ET 19:22 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==" /SC ONCE
              6⤵
              • Creates scheduled task(s)
              PID:2100
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==
    1⤵
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\system32\regsvr32.exe
      "C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\102755.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3836
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Users\Admin\AppData\Local\Temp\102755.dll
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:816
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Modifies data under HKEY_USERS
          PID:3132

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\102755.dll
    Filesize

    686KB

    MD5

    17bdd7bc292a529fd574945caf5d541b

    SHA1

    c8791797ddd71c1b11fac4e7c530b1d3744be881

    SHA256

    6dbdb80f854dbdc77d63eb2b52280c1ba592cc5a1546608ab921bde0d3ac6e5d

    SHA512

    d4c89ab6fd187cf4e01d74d4ec32ed146ee15441af63b840e97e7bcf7032bcb6b13a668ac5aeefdf20af8a7d1c0dda52305a0e9b647b8b1dfbfa76a0a7cf57eb

  • C:\Users\Admin\AppData\Local\Temp\102755.dll
    Filesize

    686KB

    MD5

    17bdd7bc292a529fd574945caf5d541b

    SHA1

    c8791797ddd71c1b11fac4e7c530b1d3744be881

    SHA256

    6dbdb80f854dbdc77d63eb2b52280c1ba592cc5a1546608ab921bde0d3ac6e5d

    SHA512

    d4c89ab6fd187cf4e01d74d4ec32ed146ee15441af63b840e97e7bcf7032bcb6b13a668ac5aeefdf20af8a7d1c0dda52305a0e9b647b8b1dfbfa76a0a7cf57eb

  • C:\Users\Admin\AppData\Local\Temp\102755.dll
    Filesize

    686KB

    MD5

    17bdd7bc292a529fd574945caf5d541b

    SHA1

    c8791797ddd71c1b11fac4e7c530b1d3744be881

    SHA256

    6dbdb80f854dbdc77d63eb2b52280c1ba592cc5a1546608ab921bde0d3ac6e5d

    SHA512

    d4c89ab6fd187cf4e01d74d4ec32ed146ee15441af63b840e97e7bcf7032bcb6b13a668ac5aeefdf20af8a7d1c0dda52305a0e9b647b8b1dfbfa76a0a7cf57eb

  • \??\PIPE\wkssvc
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/816-155-0x0000000001120000-0x0000000001142000-memory.dmp
    Filesize

    136KB

  • memory/816-153-0x0000000001120000-0x0000000001142000-memory.dmp
    Filesize

    136KB

  • memory/816-152-0x00000000010C0000-0x00000000010FF000-memory.dmp
    Filesize

    252KB

  • memory/816-150-0x0000000001120000-0x0000000001142000-memory.dmp
    Filesize

    136KB

  • memory/816-149-0x0000000000B40000-0x0000000000BEE000-memory.dmp
    Filesize

    696KB

  • memory/816-146-0x0000000000000000-mapping.dmp
  • memory/1352-131-0x0000000000000000-mapping.dmp
  • memory/1928-136-0x0000000002F10000-0x0000000002F32000-memory.dmp
    Filesize

    136KB

  • memory/1928-135-0x0000000002ED0000-0x0000000002F0F000-memory.dmp
    Filesize

    252KB

  • memory/1928-132-0x0000000000000000-mapping.dmp
  • memory/1928-133-0x00000000024C0000-0x000000000256E000-memory.dmp
    Filesize

    696KB

  • memory/1928-134-0x0000000002F10000-0x0000000002F32000-memory.dmp
    Filesize

    136KB

  • memory/1928-138-0x0000000002F10000-0x0000000002F32000-memory.dmp
    Filesize

    136KB

  • memory/1960-139-0x0000000000940000-0x0000000000962000-memory.dmp
    Filesize

    136KB

  • memory/1960-137-0x0000000000000000-mapping.dmp
  • memory/1960-141-0x0000000000940000-0x0000000000962000-memory.dmp
    Filesize

    136KB

  • memory/2100-140-0x0000000000000000-mapping.dmp
  • memory/2960-142-0x0000017501960000-0x0000017501982000-memory.dmp
    Filesize

    136KB

  • memory/2960-145-0x00007FFA57BB0000-0x00007FFA58671000-memory.dmp
    Filesize

    10.8MB

  • memory/3132-154-0x0000000000000000-mapping.dmp
  • memory/3132-156-0x0000000000EB0000-0x0000000000ED2000-memory.dmp
    Filesize

    136KB

  • memory/3712-130-0x0000000000000000-mapping.dmp
  • memory/3836-143-0x0000000000000000-mapping.dmp