Analysis

  • max time kernel
    145s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    18-10-2021 15:33

General

  • Target

    44487.4324564815.dat.dll

  • Size

    689KB

  • MD5

    f29ad73459d83e444fd58cce11e7091f

  • SHA1

    7d60ffb86c9e7ffda79d648fcd61384967622e89

  • SHA256

    7d04e2a1506f4e1497e78225a34569fc5a7dbe8dfde852747fd629fdfc7ae2f9

  • SHA512

    aa1a76bf4e464e1e1be2ffd80862c1d9f2d0b37780ea47357765a983f02c5d18cb1e39f638baed00c0aa401b611bf36fb4a1d3f850961b0f92a9868a6be46301

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

obama117

Campaign

1634545803

C2

176.45.53.222:443

220.255.25.28:2222

91.178.126.51:995

2.222.167.138:443

65.100.174.110:995

105.198.236.99:995

115.96.64.9:995

196.207.140.40:995

24.231.209.2:2222

146.66.238.74:443

103.82.211.39:995

65.100.174.110:443

103.142.10.177:443

140.82.49.12:443

78.105.213.151:995

41.86.42.158:995

89.101.97.139:443

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Windows security bypass 2 TTPs
  • 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 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\44487.4324564815.dat.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4164
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4572
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn amlpiwy /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll\"" /SC ONCE /Z /ST 15:36 /ET 15:48
          4⤵
          • Creates scheduled task(s)
          PID:4540
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:68
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:1164
        • 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\Woioruq" /d "0"
          4⤵
            PID:1312
          • 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\Picsalcf" /d "0"
            4⤵
              PID:1604

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Disabling Security Tools

      1
      T1089

      Modify Registry

      1
      T1112

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll
        MD5

        f29ad73459d83e444fd58cce11e7091f

        SHA1

        7d60ffb86c9e7ffda79d648fcd61384967622e89

        SHA256

        7d04e2a1506f4e1497e78225a34569fc5a7dbe8dfde852747fd629fdfc7ae2f9

        SHA512

        aa1a76bf4e464e1e1be2ffd80862c1d9f2d0b37780ea47357765a983f02c5d18cb1e39f638baed00c0aa401b611bf36fb4a1d3f850961b0f92a9868a6be46301

      • \Users\Admin\AppData\Local\Temp\44487.4324564815.dat.dll
        MD5

        f29ad73459d83e444fd58cce11e7091f

        SHA1

        7d60ffb86c9e7ffda79d648fcd61384967622e89

        SHA256

        7d04e2a1506f4e1497e78225a34569fc5a7dbe8dfde852747fd629fdfc7ae2f9

        SHA512

        aa1a76bf4e464e1e1be2ffd80862c1d9f2d0b37780ea47357765a983f02c5d18cb1e39f638baed00c0aa401b611bf36fb4a1d3f850961b0f92a9868a6be46301

      • memory/68-130-0x0000000000310000-0x0000000000311000-memory.dmp
        Filesize

        4KB

      • memory/68-128-0x0000000072A40000-0x0000000072A61000-memory.dmp
        Filesize

        132KB

      • memory/68-125-0x0000000000000000-mapping.dmp
      • memory/68-129-0x0000000072A40000-0x0000000072AFD000-memory.dmp
        Filesize

        756KB

      • memory/68-127-0x0000000072A40000-0x0000000072AFD000-memory.dmp
        Filesize

        756KB

      • memory/1164-136-0x00000000009A0000-0x00000000009C1000-memory.dmp
        Filesize

        132KB

      • memory/1164-135-0x0000000003240000-0x0000000003241000-memory.dmp
        Filesize

        4KB

      • memory/1164-134-0x0000000003240000-0x0000000003241000-memory.dmp
        Filesize

        4KB

      • memory/1164-131-0x0000000000000000-mapping.dmp
      • memory/1312-132-0x0000000000000000-mapping.dmp
      • memory/1604-133-0x0000000000000000-mapping.dmp
      • memory/4164-115-0x0000000000000000-mapping.dmp
      • memory/4164-116-0x0000000073D20000-0x0000000073DDD000-memory.dmp
        Filesize

        756KB

      • memory/4164-118-0x0000000073D20000-0x0000000073DDD000-memory.dmp
        Filesize

        756KB

      • memory/4164-117-0x0000000073D20000-0x0000000073D41000-memory.dmp
        Filesize

        132KB

      • memory/4164-119-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
        Filesize

        4KB

      • memory/4540-122-0x0000000000000000-mapping.dmp
      • memory/4572-123-0x0000000000900000-0x0000000000901000-memory.dmp
        Filesize

        4KB

      • memory/4572-121-0x0000000000310000-0x0000000000331000-memory.dmp
        Filesize

        132KB

      • memory/4572-120-0x0000000000000000-mapping.dmp