Analysis

  • max time kernel
    204s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 14:30

General

  • Target

    a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll

  • Size

    398KB

  • MD5

    cfb7c326710fed33c1ce0716c58326a7

  • SHA1

    7f2883e74b810aeb372870dfc23b4eb2653e4841

  • SHA256

    a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0

  • SHA512

    20fb985eb87cae9f6891e57be27b4428b927d30e720bf562bca64b8d455c1dfe0a2b8fad346f19aa4492a8de1e294cfc0a73350855eecbd731a5718ccbbe7ecc

  • SSDEEP

    6144:d9ykYklEwrPmRPWEpWFn2E6lyDntvhhOU35RJEesN23wU7HuAmHK+U:b2wr03pdf8vhhOKJET8Byq+U

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

biden01

Campaign

1613656969

C2

172.87.157.235:3389

173.184.119.153:995

81.150.181.168:2222

71.187.170.235:443

197.45.110.165:995

86.160.137.132:443

86.236.77.68:2222

106.51.85.162:443

108.31.15.10:995

38.92.225.121:443

72.252.201.69:443

71.117.132.169:443

98.173.34.212:995

83.110.12.140:2222

95.77.223.148:443

41.39.134.183:443

85.52.72.32:2222

195.12.154.8:443

108.160.123.244:443

96.57.188.174:2222

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:596
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn mhcwxur /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll\"" /SC ONCE /Z /ST 13:24 /ET 13:36
          4⤵
          • Creates scheduled task(s)
          PID:524
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {28B1FA17-42EC-49F1-9880-B498606CA813} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:700
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll"
        3⤵
        • Loads dropped DLL
        PID:1852

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll
    Filesize

    398KB

    MD5

    a68143545ecfc8a50bd94fa0e0925665

    SHA1

    ebe802d6275f2836072b37cf68e512e354c77b83

    SHA256

    9aa10c8561c35b6f6d811f36a0382ba06f49732029ab935ac1d22b4bc1647f17

    SHA512

    5233dcbe5404d1161d54eed59771bdd58eff39e04eed4442c0664b7d57a5a7075d7bc72057777de2e84aa6ae7335943bbd8f04f29aaa3db767eb58eb9c53ce98

  • \Users\Admin\AppData\Local\Temp\a64576e2cc09aca5ae1e14600d984ccf8b417b3b74589603e18f4c80f0f5aab0.dll
    Filesize

    398KB

    MD5

    a68143545ecfc8a50bd94fa0e0925665

    SHA1

    ebe802d6275f2836072b37cf68e512e354c77b83

    SHA256

    9aa10c8561c35b6f6d811f36a0382ba06f49732029ab935ac1d22b4bc1647f17

    SHA512

    5233dcbe5404d1161d54eed59771bdd58eff39e04eed4442c0664b7d57a5a7075d7bc72057777de2e84aa6ae7335943bbd8f04f29aaa3db767eb58eb9c53ce98

  • memory/524-64-0x0000000000000000-mapping.dmp
  • memory/548-54-0x000007FEFBBA1000-0x000007FEFBBA3000-memory.dmp
    Filesize

    8KB

  • memory/596-61-0x00000000744F1000-0x00000000744F3000-memory.dmp
    Filesize

    8KB

  • memory/596-59-0x0000000000000000-mapping.dmp
  • memory/596-63-0x00000000000C0000-0x00000000000F5000-memory.dmp
    Filesize

    212KB

  • memory/596-65-0x00000000000C0000-0x00000000000F5000-memory.dmp
    Filesize

    212KB

  • memory/1528-58-0x0000000000220000-0x00000000002A0000-memory.dmp
    Filesize

    512KB

  • memory/1528-62-0x0000000000220000-0x0000000000284000-memory.dmp
    Filesize

    400KB

  • memory/1528-57-0x0000000010000000-0x0000000010064000-memory.dmp
    Filesize

    400KB

  • memory/1528-56-0x00000000753D1000-0x00000000753D3000-memory.dmp
    Filesize

    8KB

  • memory/1528-55-0x0000000000000000-mapping.dmp
  • memory/1692-66-0x0000000000000000-mapping.dmp
  • memory/1852-69-0x0000000000000000-mapping.dmp