Analysis

  • max time kernel
    141s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    13-02-2022 22:15

General

  • Target

    271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll

  • Size

    228KB

  • MD5

    8fe06adffced2001f76916c80d9db76e

  • SHA1

    737b85b1567098cbc3a218ed99d55752fe142ac1

  • SHA256

    271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa

  • SHA512

    05a050728192859ed9c9aca4d2668cb40bfc215cb1247994e9deb373c38ba73dc1ca28e2e2996d2db397616c4e85c51834d0218388b73563c7fa4b4194c59c95

Malware Config

Extracted

Family

qakbot

Version

402.12

Botnet

notset

Campaign

1618398961

C2

47.196.192.184:443

216.201.162.158:443

136.232.34.70:443

71.41.184.10:3389

140.82.49.12:443

45.63.107.192:2222

45.63.107.192:443

149.28.98.196:443

45.32.211.207:443

144.202.38.185:443

45.77.115.208:2222

45.77.115.208:8443

207.246.116.237:995

45.77.117.108:443

149.28.99.97:443

149.28.99.97:995

149.28.98.196:995

45.32.211.207:995

45.32.211.207:2222

149.28.98.196:2222

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor 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.

  • Modifies data under HKEY_USERS 55 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3704
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3852
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn sgnhoui /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll\"" /SC ONCE /Z /ST 23:17 /ET 23:29
          4⤵
          • Creates scheduled task(s)
          PID:3448
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:2072
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:1740
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3968
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll"
      2⤵
      • Loads dropped DLL
      PID:3184

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

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll
    MD5

    5eadbe3f66110835aac1fdce98d903ce

    SHA1

    0bb64fcdef5b6400df6cbc2febd9ffce3541e7f8

    SHA256

    2e321b188b061b2ae2fc522a8a63175b32466e182a383b17bd1ded577149714c

    SHA512

    4a27917d8cb473e7a92a98f176f2865453e007a30e060d18ab5720579287887cfc6dbfce49527f85470549c18eb39a10990b9e21ca0a4702ab5e179625b95ae0

  • C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll
    MD5

    5eadbe3f66110835aac1fdce98d903ce

    SHA1

    0bb64fcdef5b6400df6cbc2febd9ffce3541e7f8

    SHA256

    2e321b188b061b2ae2fc522a8a63175b32466e182a383b17bd1ded577149714c

    SHA512

    4a27917d8cb473e7a92a98f176f2865453e007a30e060d18ab5720579287887cfc6dbfce49527f85470549c18eb39a10990b9e21ca0a4702ab5e179625b95ae0

  • C:\Users\Admin\AppData\Local\Temp\271b603ea3385658714d6ce69e5f663b932b742392153f3f632925a19b72bffa.dll
    MD5

    5eadbe3f66110835aac1fdce98d903ce

    SHA1

    0bb64fcdef5b6400df6cbc2febd9ffce3541e7f8

    SHA256

    2e321b188b061b2ae2fc522a8a63175b32466e182a383b17bd1ded577149714c

    SHA512

    4a27917d8cb473e7a92a98f176f2865453e007a30e060d18ab5720579287887cfc6dbfce49527f85470549c18eb39a10990b9e21ca0a4702ab5e179625b95ae0

  • memory/3704-130-0x00000000046E0000-0x0000000004719000-memory.dmp
    Filesize

    228KB

  • memory/3852-131-0x0000000000623000-0x0000000000624000-memory.dmp
    Filesize

    4KB

  • memory/3852-132-0x0000000002C80000-0x0000000002CB9000-memory.dmp
    Filesize

    228KB