Analysis

  • max time kernel
    142s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11-10-2021 18:54

General

  • Target

    test.test.dll

  • Size

    833KB

  • MD5

    d231b82cf87bedf852d37b777091f9ab

  • SHA1

    caf637521a9e025749bd9b720f4c83d8353af104

  • SHA256

    b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

  • SHA512

    292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1633597626

C2

120.150.218.241:995

185.250.148.74:443

89.137.52.44:443

66.103.170.104:2222

86.8.177.143:443

216.201.162.158:443

174.54.193.186:443

103.148.120.144:443

188.50.169.158:443

124.123.42.115:2222

140.82.49.12:443

199.27.127.129:443

81.241.252.59:2078

209.142.97.161:995

209.50.20.255:443

73.230.205.91:443

200.232.214.222:995

103.142.10.177:443

2.222.167.138:443

41.228.22.180:443

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1204
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fdhdothg /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test.test.dll\"" /SC ONCE /Z /ST 20:57 /ET 21:09
          4⤵
          • Creates scheduled task(s)
          PID:1628
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {587FBCF8-28B3-4826-A1A0-F54F2CE4CBC3} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
        3⤵
        • Loads dropped DLL
        PID:1140

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

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Downloads

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

    d231b82cf87bedf852d37b777091f9ab

    SHA1

    caf637521a9e025749bd9b720f4c83d8353af104

    SHA256

    b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

    SHA512

    292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

  • \Users\Admin\AppData\Local\Temp\test.test.dll
    MD5

    d231b82cf87bedf852d37b777091f9ab

    SHA1

    caf637521a9e025749bd9b720f4c83d8353af104

    SHA256

    b0fbb65a2b1d4e9a768cc9b12572ca901e1f8fa89122d3278c01e05cc88adf2a

    SHA512

    292a6472a2888f7add714db5a460f810ea22c97eea62b9d59471cfc2026a61c0fbd12ed9c42b08f0f8cdea4591bc3e60fcd8351305ef26463403fb1d5fd01bc5

  • memory/1140-75-0x0000000000000000-mapping.dmp
  • memory/1204-69-0x0000000074A71000-0x0000000074A73000-memory.dmp
    Filesize

    8KB

  • memory/1204-71-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/1204-66-0x00000000000B0000-0x00000000000B2000-memory.dmp
    Filesize

    8KB

  • memory/1204-67-0x0000000000000000-mapping.dmp
  • memory/1628-70-0x0000000000000000-mapping.dmp
  • memory/1768-73-0x000007FEFBED1000-0x000007FEFBED3000-memory.dmp
    Filesize

    8KB

  • memory/1768-72-0x0000000000000000-mapping.dmp
  • memory/2004-65-0x0000000000170000-0x0000000000171000-memory.dmp
    Filesize

    4KB

  • memory/2004-64-0x0000000074BE0000-0x0000000074D51000-memory.dmp
    Filesize

    1.4MB

  • memory/2004-0-0x0000000000000000-mapping.dmp
  • memory/2004-63-0x0000000074BE0000-0x0000000074C01000-memory.dmp
    Filesize

    132KB

  • memory/2004-62-0x0000000074BE0000-0x0000000074D51000-memory.dmp
    Filesize

    1.4MB

  • memory/2004-1-0x0000000076641000-0x0000000076643000-memory.dmp
    Filesize

    8KB