Analysis

  • max time kernel
    128s
  • max time network
    107s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-11-2020 08:14

General

  • Target

    f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll

  • Size

    251KB

  • MD5

    9475d88ad81689f19044728026bd00c7

  • SHA1

    d092f60012800007c541d42e5d4208b306204f4c

  • SHA256

    f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2

  • SHA512

    9957b6d1df689576b65d1bd9706744377d395303c332764fbf150fbd0b76126a75dc8fd430efe8b55244425e2906e19140c987c322232ad25d41f9c433bc6d0b

Malware Config

Extracted

Family

qakbot

Botnet

abc100

Campaign

1606207839

C2

37.6.223.237:995

2.51.246.190:995

37.211.86.156:443

42.201.228.106:995

50.29.166.232:995

102.185.58.126:443

81.133.234.36:2222

2.50.89.158:995

79.166.83.103:2222

173.245.152.231:443

2.86.41.23:2222

93.151.180.170:61202

24.179.13.119:443

24.152.219.253:995

105.198.236.99:443

24.205.42.241:443

176.58.132.212:2222

151.73.126.156:443

94.52.68.72:443

47.146.169.85:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 18 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4020
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn njakiwwka /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll\"" /SC ONCE /Z /ST 08:12 /ET 08:24
          4⤵
          • Creates scheduled task(s)
          PID:3920
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3868
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll"
      2⤵
      • Loads dropped DLL
      PID:4060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 596
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1512

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll
    MD5

    db9b1f611b525897cdc3cd74b1314e4f

    SHA1

    f57e6119b1799c360b4af1dce564567878363660

    SHA256

    e676c7033ae1120935e6f3d942f5f571c6440f01b0315b7180cfc56242218f1b

    SHA512

    79e107a6d69c842dd64f65253e2eb051950adb94c82be80ce0f7d61376b5ae2857e12e39c1b1e783d63fa778f9bb88de176b340011ff2224024c8963a8bc99ac

  • \Users\Admin\AppData\Local\Temp\f62a0056f40817cf0151b6feb780b1d55dfc8b3ec522aaca632f0544a3fc51c2.dll
    MD5

    db9b1f611b525897cdc3cd74b1314e4f

    SHA1

    f57e6119b1799c360b4af1dce564567878363660

    SHA256

    e676c7033ae1120935e6f3d942f5f571c6440f01b0315b7180cfc56242218f1b

    SHA512

    79e107a6d69c842dd64f65253e2eb051950adb94c82be80ce0f7d61376b5ae2857e12e39c1b1e783d63fa778f9bb88de176b340011ff2224024c8963a8bc99ac

  • memory/1300-0-0x0000000000000000-mapping.dmp
  • memory/1300-1-0x00000000026D0000-0x00000000026F0000-memory.dmp
    Filesize

    128KB

  • memory/1512-8-0x0000000003550000-0x0000000003551000-memory.dmp
    Filesize

    4KB

  • memory/1512-9-0x0000000003950000-0x0000000003951000-memory.dmp
    Filesize

    4KB

  • memory/1512-11-0x0000000003F90000-0x0000000003F91000-memory.dmp
    Filesize

    4KB

  • memory/3920-3-0x0000000000000000-mapping.dmp
  • memory/4020-2-0x0000000000000000-mapping.dmp
  • memory/4020-4-0x0000000000130000-0x0000000000150000-memory.dmp
    Filesize

    128KB

  • memory/4060-6-0x0000000000000000-mapping.dmp
  • memory/4060-10-0x0000000000000000-mapping.dmp