Analysis

  • max time kernel
    137s
  • max time network
    10s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    15-04-2021 15:37

General

  • Target

    Hodas.dll

  • Size

    1.4MB

  • MD5

    f36bca0b138a03c2f289e6977cb6701e

  • SHA1

    58344e2cd668ba4f9d96ebaf3eb671c6509ec8f4

  • SHA256

    1387164d5353f32d77912b968065d5ce8b1a4e2c208838925f32556745301fb8

  • SHA512

    5f9897cfab1d15f8b99d9bb49c569285424ac3d0be54624652030ba02d30ca61e531ae9b5c0a2708ba449ac9cefb49664cd2467f2dcd1a3485202105a90cd53f

Malware Config

Extracted

Family

qakbot

Botnet

biden29

Campaign

1618496316

C2

45.63.107.192:995

149.28.99.97:2222

75.118.1.141:443

189.210.115.207:443

72.240.200.181:2222

75.137.47.174:443

151.205.102.42:443

136.232.34.70:443

216.201.162.158:443

47.196.192.184:443

67.8.103.21:443

140.82.49.12:443

24.226.156.153:443

71.41.184.10:3389

24.139.72.117:443

71.74.12.34:443

24.55.112.61:443

173.21.10.71:2222

193.248.221.184:2222

105.198.236.99:443

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\Hodas.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:344
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Hodas.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1808
      • 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 nzwmxkad /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\Hodas.dll\"" /SC ONCE /Z /ST 17:35 /ET 17:47
          4⤵
          • Creates scheduled task(s)
          PID:472
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {25B7A6A9-93E0-426A-B806-CB090EFDE6DA} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\Hodas.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\Hodas.dll"
        3⤵
        • Loads dropped DLL
        PID:1312

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\Hodas.dll
    MD5

    14072db80cafd973e44467f8a87d67cc

    SHA1

    4d7e9c1d7392655831d9be54db87457c6457014a

    SHA256

    6d9c45e1de7f4d81536cd01f4e4909d567e2c070325af1dc94c3e8df42af5b25

    SHA512

    fcda3c00305a4cf564ea4fe4b9e8822f8364e2d8b8ff3b0ffbc13b7af4c03dff0aa2e1354ed3c284c5068c7d2ab6b2db4fe1abe64e1b7bcebd55978c12017ef6

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

    14072db80cafd973e44467f8a87d67cc

    SHA1

    4d7e9c1d7392655831d9be54db87457c6457014a

    SHA256

    6d9c45e1de7f4d81536cd01f4e4909d567e2c070325af1dc94c3e8df42af5b25

    SHA512

    fcda3c00305a4cf564ea4fe4b9e8822f8364e2d8b8ff3b0ffbc13b7af4c03dff0aa2e1354ed3c284c5068c7d2ab6b2db4fe1abe64e1b7bcebd55978c12017ef6

  • memory/472-68-0x0000000000000000-mapping.dmp
  • memory/1204-69-0x00000000000E0000-0x0000000000119000-memory.dmp
    Filesize

    228KB

  • memory/1204-65-0x0000000000000000-mapping.dmp
  • memory/1204-67-0x0000000074561000-0x0000000074563000-memory.dmp
    Filesize

    8KB

  • memory/1312-73-0x0000000000000000-mapping.dmp
  • memory/1612-70-0x0000000000000000-mapping.dmp
  • memory/1612-71-0x000007FEFBAE1000-0x000007FEFBAE3000-memory.dmp
    Filesize

    8KB

  • memory/1808-63-0x0000000000270000-0x00000000002B2000-memory.dmp
    Filesize

    264KB

  • memory/1808-64-0x0000000000950000-0x0000000000989000-memory.dmp
    Filesize

    228KB

  • memory/1808-62-0x0000000000120000-0x0000000000121000-memory.dmp
    Filesize

    4KB

  • memory/1808-59-0x0000000000000000-mapping.dmp
  • memory/1808-61-0x0000000000A70000-0x0000000000BD0000-memory.dmp
    Filesize

    1.4MB

  • memory/1808-60-0x0000000075211000-0x0000000075213000-memory.dmp
    Filesize

    8KB