Analysis

  • max time kernel
    144s
  • max time network
    8s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-03-2021 21:25

General

  • Target

    1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll

  • Size

    1.2MB

  • MD5

    89a2a6e7472a561747ccd9507b88a371

  • SHA1

    a02c048cc238a980878c836443079b6e02854755

  • SHA256

    1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d

  • SHA512

    e05b3dbde6daf32e7a77b7afdf773173308f9797dfecdf3cd6bffb6d8855e8cc8d89272b3a0ade8bf50585b824d344ce8d4aedefa115ebdb1aba763fb72cf5c7

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\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:784
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2036
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn iasmhzsp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll\"" /SC ONCE /Z /ST 21:31 /ET 21:43
          4⤵
          • Creates scheduled task(s)
          PID:1356
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {2E8AA278-2415-4561-A2E2-A111C37FD9F0} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:572
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:964
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll"
        3⤵
        • Loads dropped DLL
        PID:1532

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll

    MD5

    e8c4725e21afd613e956326eac51635b

    SHA1

    552aa315dc9de5b9b881df4e5176c7b6e155d309

    SHA256

    44902d36eaa83099b476e01cbc1af28184921218a5ac54262cbe1911c70fcfe5

    SHA512

    077755e809f5c15ec412ee8f0fafea11b1c83888a05351e9d55a5064018bc477b4a0db81c3735e471eabe40d5683aeed9992737c33d86a44549d624fa617aabf

  • \Users\Admin\AppData\Local\Temp\1983c0e136516f71416c8e3ae75fca3d75c2d19145101d314743fc8e0e8fc71d.dll

    MD5

    e8c4725e21afd613e956326eac51635b

    SHA1

    552aa315dc9de5b9b881df4e5176c7b6e155d309

    SHA256

    44902d36eaa83099b476e01cbc1af28184921218a5ac54262cbe1911c70fcfe5

    SHA512

    077755e809f5c15ec412ee8f0fafea11b1c83888a05351e9d55a5064018bc477b4a0db81c3735e471eabe40d5683aeed9992737c33d86a44549d624fa617aabf

  • memory/784-2-0x0000000000000000-mapping.dmp

  • memory/784-3-0x00000000761E1000-0x00000000761E3000-memory.dmp

    Filesize

    8KB

  • memory/784-4-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB

  • memory/784-5-0x0000000000200000-0x0000000000239000-memory.dmp

    Filesize

    228KB

  • memory/784-6-0x0000000000310000-0x000000000034B000-memory.dmp

    Filesize

    236KB

  • memory/784-10-0x0000000000310000-0x000000000034B000-memory.dmp

    Filesize

    236KB

  • memory/964-15-0x000007FEFC601000-0x000007FEFC603000-memory.dmp

    Filesize

    8KB

  • memory/964-14-0x0000000000000000-mapping.dmp

  • memory/1356-12-0x0000000000000000-mapping.dmp

  • memory/1532-17-0x0000000000000000-mapping.dmp

  • memory/2036-13-0x0000000000110000-0x000000000014B000-memory.dmp

    Filesize

    236KB

  • memory/2036-11-0x0000000000110000-0x000000000014B000-memory.dmp

    Filesize

    236KB

  • memory/2036-9-0x0000000074DF1000-0x0000000074DF3000-memory.dmp

    Filesize

    8KB

  • memory/2036-7-0x0000000000000000-mapping.dmp