Analysis

  • max time kernel
    133s
  • max time network
    136s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-07-2024 08:08

General

  • Target

    test2.dll

  • Size

    345KB

  • MD5

    424c43428a5f0ed069b97923d543a827

  • SHA1

    e4fef00c4c64a7a27d21ff7f7e7149ccffdf6e2c

  • SHA256

    f45b0c9564822dc1541c0a2e46b3e4675f9e2da5046edd2383b99e1f8b6ed757

  • SHA512

    e9023054a9b869a16dfa17933b52e37d664d9e162deb9cd96c02c0f7aa4266308793652ea034222e49adc4aad24003b4f48e81a58c0abbc75dc01b4d88a1bd6f

  • SSDEEP

    6144:mm8HFmf2Ee5apzeJ4DSY7Dh6LUr+nxQNBO0fS:GjEuuDC1o

Malware Config

Extracted

Family

qakbot

Version

402.343

Botnet

tr

Campaign

1632730751

C2

95.77.223.148:443

47.22.148.6:443

89.101.97.139:443

27.223.92.142:995

120.151.47.189:443

136.232.34.70:443

120.150.218.241:995

185.250.148.74:443

181.118.183.94:443

140.82.49.12:443

67.165.206.193:993

103.148.120.144:443

71.74.12.34:443

76.25.142.196:443

73.151.236.31:443

173.21.10.71:2222

75.188.35.168:443

2.178.88.145:61202

71.80.168.245:443

45.46.53.140:2222

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
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 10 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • 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\test2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\test2.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3468
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:32
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn elkmrurgul /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test2.dll\"" /SC ONCE /Z /ST 08:11 /ET 08:23
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:4048
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\test2.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\test2.dll"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3212
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:1416
        • 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\Jbvmbgyz" /d "0"
          4⤵
          • Windows security bypass
          PID:4408
        • 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\Ultlp" /d "0"
          4⤵
          • Windows security bypass
          PID:4608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\test2.dll

    Filesize

    345KB

    MD5

    424c43428a5f0ed069b97923d543a827

    SHA1

    e4fef00c4c64a7a27d21ff7f7e7149ccffdf6e2c

    SHA256

    f45b0c9564822dc1541c0a2e46b3e4675f9e2da5046edd2383b99e1f8b6ed757

    SHA512

    e9023054a9b869a16dfa17933b52e37d664d9e162deb9cd96c02c0f7aa4266308793652ea034222e49adc4aad24003b4f48e81a58c0abbc75dc01b4d88a1bd6f

  • \??\PIPE\wkssvc

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/32-2-0x0000000000730000-0x0000000000751000-memory.dmp

    Filesize

    132KB

  • memory/32-10-0x0000000000730000-0x0000000000751000-memory.dmp

    Filesize

    132KB

  • memory/32-12-0x0000000000730000-0x0000000000751000-memory.dmp

    Filesize

    132KB

  • memory/32-11-0x0000000000730000-0x0000000000751000-memory.dmp

    Filesize

    132KB

  • memory/32-14-0x0000000000730000-0x0000000000751000-memory.dmp

    Filesize

    132KB

  • memory/1416-25-0x0000000000650000-0x0000000000671000-memory.dmp

    Filesize

    132KB

  • memory/1416-24-0x0000000000650000-0x0000000000671000-memory.dmp

    Filesize

    132KB

  • memory/1416-23-0x0000000000650000-0x0000000000671000-memory.dmp

    Filesize

    132KB

  • memory/3212-19-0x0000000010000000-0x0000000010055000-memory.dmp

    Filesize

    340KB

  • memory/3468-3-0x0000000010000000-0x0000000010055000-memory.dmp

    Filesize

    340KB

  • memory/3468-0-0x0000000004D60000-0x0000000004DA3000-memory.dmp

    Filesize

    268KB

  • memory/3468-4-0x0000000004D60000-0x0000000004DA3000-memory.dmp

    Filesize

    268KB

  • memory/3468-5-0x0000000010000000-0x0000000010043000-memory.dmp

    Filesize

    268KB

  • memory/3468-1-0x0000000010000000-0x0000000010043000-memory.dmp

    Filesize

    268KB