Analysis

  • max time kernel
    134s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    18-04-2021 16:28

General

  • Target

    triage2.dll

  • Size

    217KB

  • MD5

    9a44b520e760d8b33f4e949798c66d91

  • SHA1

    a8ce027ac22e6a922149296de6e3ebaca24c7285

  • SHA256

    0d18ffaf66e43bb43939c0970a2ae2927470485036e068f7886dabaab217256d

  • SHA512

    f06a953e88012f843958d9cb1678a8fcd2f6aea636b298dffc3e2d2c1bbc2338d1c0108bdf9a8bcbe77a09a37a48f4290009e3be7bdd31b9ced45d33b5b7f96b

Malware Config

Extracted

Family

qakbot

Botnet

notset

Campaign

1618398961

C2

47.196.192.184:443

216.201.162.158:443

136.232.34.70:443

71.41.184.10:3389

140.82.49.12:443

45.63.107.192:2222

45.63.107.192:443

149.28.98.196:443

45.32.211.207:443

144.202.38.185:443

45.77.115.208:2222

45.77.115.208:8443

207.246.116.237:995

45.77.117.108:443

149.28.99.97:443

149.28.99.97:995

149.28.98.196:995

45.32.211.207:995

45.32.211.207:2222

149.28.98.196:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 2 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\triage2.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\triage2.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:660
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3960
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn brsyflqov /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\triage2.dll\"" /SC ONCE /Z /ST 18:27 /ET 18:39
          4⤵
          • Creates scheduled task(s)
          PID:208
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\triage2.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\triage2.dll"
      2⤵
      • Loads dropped DLL
      PID:2080

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\triage2.dll

    MD5

    15cd59c7d1b5127a55300d5691228338

    SHA1

    97bc8e8e5e789fd37e16680cf0106c4e7489f105

    SHA256

    cae79ec55986db5526a7f78e031a860bde418964c9f5f1380b43ca208e4cdb96

    SHA512

    a99620019b23e053c45bc20135d9a1c5101bcdefee2a95f36b2743f286ac306d8e6de7d17a9592c5405b7fddd9babe687bc698fac1cd614c89991292b00862c1

  • \Users\Admin\AppData\Local\Temp\triage2.dll

    MD5

    15cd59c7d1b5127a55300d5691228338

    SHA1

    97bc8e8e5e789fd37e16680cf0106c4e7489f105

    SHA256

    cae79ec55986db5526a7f78e031a860bde418964c9f5f1380b43ca208e4cdb96

    SHA512

    a99620019b23e053c45bc20135d9a1c5101bcdefee2a95f36b2743f286ac306d8e6de7d17a9592c5405b7fddd9babe687bc698fac1cd614c89991292b00862c1

  • \Users\Admin\AppData\Local\Temp\triage2.dll

    MD5

    15cd59c7d1b5127a55300d5691228338

    SHA1

    97bc8e8e5e789fd37e16680cf0106c4e7489f105

    SHA256

    cae79ec55986db5526a7f78e031a860bde418964c9f5f1380b43ca208e4cdb96

    SHA512

    a99620019b23e053c45bc20135d9a1c5101bcdefee2a95f36b2743f286ac306d8e6de7d17a9592c5405b7fddd9babe687bc698fac1cd614c89991292b00862c1

  • memory/208-118-0x0000000000000000-mapping.dmp

  • memory/660-114-0x0000000000000000-mapping.dmp

  • memory/660-115-0x00000000006C0000-0x00000000006F9000-memory.dmp

    Filesize

    228KB

  • memory/2080-122-0x0000000000000000-mapping.dmp

  • memory/3960-116-0x0000000000000000-mapping.dmp

  • memory/3960-117-0x0000000002BA0000-0x0000000002BD9000-memory.dmp

    Filesize

    228KB