Analysis

  • max time kernel
    144s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-03-2021 21:17

General

  • Target

    891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll

  • Size

    1.2MB

  • MD5

    384f4d087f85f12af219563fd451cfda

  • SHA1

    3ce8b5f85afb54960b6aba41d8ce3e3c6f25e40b

  • SHA256

    891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3

  • SHA512

    422f7f3ca22a15e4d86490272bc666fa05ebd4145e90695257c0142d95ab687112492ef87afd212e0cb1accf0044c8246b1731df2c66998118531847483777c2

Malware Config

Extracted

Family

qakbot

Botnet

biden12

Campaign

1615580905

C2

24.229.150.54:995

109.12.111.14:443

173.21.10.71:2222

81.214.126.173:2222

75.118.1.141:443

98.252.118.134:443

71.74.12.34:443

186.31.77.42:443

81.97.154.100:443

71.117.132.169:443

24.139.72.117:443

67.165.206.193:993

106.51.52.111:443

47.196.192.184:443

71.197.126.250:443

24.95.61.62:443

47.22.148.6:443

195.12.154.8:443

71.163.223.159:443

197.45.110.165:995

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\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1352
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:284
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fcxmgrlwv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll\"" /SC ONCE /Z /ST 21:23 /ET 21:35
          4⤵
          • Creates scheduled task(s)
          PID:292
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7713832F-0D71-47F5-9408-D2E9A7BD1806} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:968
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll"
        3⤵
        • Loads dropped DLL
        PID:280

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

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll
    MD5

    521568f1bad2b434a4b4cd7467c878a2

    SHA1

    01e8575b6c95240fee90f341ede7fac630fab5d4

    SHA256

    7e187b577f59a5951b01a1ebaae68b0b012d72f0ab60bfcc392203df770f3808

    SHA512

    eddcb5742d39b4601fd6dcd0f856611e92cce1af5fcc341d375a31e1f21c52bec46654d8a17d5279b110f9b0a280fa0a5de8dfde2552ea6713f330bbe5af155c

  • \Users\Admin\AppData\Local\Temp\891053d7c9fcb906551cadf5b657cc746c54d2e53bc8dd6bf9e512849c4096c3.dll
    MD5

    521568f1bad2b434a4b4cd7467c878a2

    SHA1

    01e8575b6c95240fee90f341ede7fac630fab5d4

    SHA256

    7e187b577f59a5951b01a1ebaae68b0b012d72f0ab60bfcc392203df770f3808

    SHA512

    eddcb5742d39b4601fd6dcd0f856611e92cce1af5fcc341d375a31e1f21c52bec46654d8a17d5279b110f9b0a280fa0a5de8dfde2552ea6713f330bbe5af155c

  • memory/280-17-0x0000000000000000-mapping.dmp
  • memory/284-13-0x0000000000080000-0x00000000000BB000-memory.dmp
    Filesize

    236KB

  • memory/284-7-0x0000000000000000-mapping.dmp
  • memory/284-9-0x00000000743F1000-0x00000000743F3000-memory.dmp
    Filesize

    8KB

  • memory/284-12-0x0000000000080000-0x00000000000BB000-memory.dmp
    Filesize

    236KB

  • memory/292-11-0x0000000000000000-mapping.dmp
  • memory/968-15-0x000007FEFBA71000-0x000007FEFBA73000-memory.dmp
    Filesize

    8KB

  • memory/968-14-0x0000000000000000-mapping.dmp
  • memory/1352-10-0x0000000000B70000-0x0000000000BAB000-memory.dmp
    Filesize

    236KB

  • memory/1352-6-0x0000000000B70000-0x0000000000BAB000-memory.dmp
    Filesize

    236KB

  • memory/1352-2-0x0000000000000000-mapping.dmp
  • memory/1352-5-0x0000000000500000-0x0000000000539000-memory.dmp
    Filesize

    228KB

  • memory/1352-4-0x0000000000120000-0x0000000000121000-memory.dmp
    Filesize

    4KB

  • memory/1352-3-0x0000000075781000-0x0000000075783000-memory.dmp
    Filesize

    8KB