Analysis

  • max time kernel
    193s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    03-06-2024 01:35

General

  • Target

    73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll

  • Size

    2.3MB

  • MD5

    74cf47683051f44e6fb55ac9360c717e

  • SHA1

    93b1ab0a9e70a546c4b89dcb20a158dfc90b1421

  • SHA256

    73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8

  • SHA512

    8425057a65e7f7e39956b8b245bdcaf2d2e827664ee34693cd055ac92f37d1b4f285bac3acc3be9df67d99b1ab8edd4602d7b7bc80ba9eecc2979b8ab37cbb72

  • SSDEEP

    49152:aRJVY7Gs7IvXK6eBTC28d97NSkkBL3HgogWmv:aRJAIHXSkkBbHgoHmv

Malware Config

Extracted

Family

qakbot

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Extracted

Family

qakbot

Version

403.10

Botnet

obama150

Campaign

1640256791

C2

96.21.251.127:2222

70.51.134.181:2222

69.14.172.24:443

186.64.87.213:443

94.62.161.77:995

103.139.242.30:990

114.79.148.170:443

217.164.247.241:2222

178.153.86.181:443

136.232.34.70:443

37.210.226.125:61202

173.21.10.71:2222

31.219.154.176:32101

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

106.51.48.170:50001

114.38.161.124:995

96.37.113.36:993

190.39.205.165:443

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 42 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2316
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2368
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jaxrunv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll\"" /SC ONCE /Z /ST 01:38 /ET 01:50
          4⤵
          • Creates scheduled task(s)
          PID:2620
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3363394C-F250-4010-A24B-2BA321D58C7B} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2436
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2880
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2884
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:2892
          • 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\Dkuuxysyu" /d "0"
            5⤵
            • Windows security bypass
            PID:2684
          • 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\Eneyjzrayrlb" /d "0"
            5⤵
            • Windows security bypass
            PID:2720

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8.dll
    Filesize

    2.3MB

    MD5

    74cf47683051f44e6fb55ac9360c717e

    SHA1

    93b1ab0a9e70a546c4b89dcb20a158dfc90b1421

    SHA256

    73e4969db4253f9aeb2cbc7462376fb7e26cc4bb5bd23b82e2af0eaaf5ae66a8

    SHA512

    8425057a65e7f7e39956b8b245bdcaf2d2e827664ee34693cd055ac92f37d1b4f285bac3acc3be9df67d99b1ab8edd4602d7b7bc80ba9eecc2979b8ab37cbb72

  • \??\PIPE\wkssvc
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/2316-1-0x00000000007A0000-0x000000000081B000-memory.dmp
    Filesize

    492KB

  • memory/2316-2-0x00000000025D0000-0x0000000002750000-memory.dmp
    Filesize

    1.5MB

  • memory/2316-3-0x0000000002271000-0x00000000023C3000-memory.dmp
    Filesize

    1.3MB

  • memory/2316-0-0x0000000002270000-0x00000000024CA000-memory.dmp
    Filesize

    2.4MB

  • memory/2316-7-0x0000000002270000-0x00000000024CA000-memory.dmp
    Filesize

    2.4MB

  • memory/2316-9-0x0000000002271000-0x00000000023C3000-memory.dmp
    Filesize

    1.3MB

  • memory/2316-8-0x00000000007A0000-0x000000000081B000-memory.dmp
    Filesize

    492KB

  • memory/2368-6-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2368-13-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2368-14-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2368-16-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2368-12-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2368-4-0x00000000000B0000-0x00000000000B2000-memory.dmp
    Filesize

    8KB

  • memory/2368-32-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2884-21-0x0000000000E50000-0x00000000010AA000-memory.dmp
    Filesize

    2.4MB

  • memory/2884-24-0x0000000000E50000-0x00000000010AA000-memory.dmp
    Filesize

    2.4MB

  • memory/2892-26-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2892-28-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/2892-27-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB