Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    28-04-2021 20:39

General

  • Target

    19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll

  • Size

    400KB

  • MD5

    2d4ec710fe0fc8fd777c3e7a8b9f3223

  • SHA1

    f32926322a56dc666e7d9aafc5562819671a6f75

  • SHA256

    19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c

  • SHA512

    a755b4aa77f41800ec9c47f503322d5771a18437217310461402d883c148eda8b33a6bdfad4a0f11fe8a219adcc92decd3af02de256f3007f24f4e1ae74ee2c7

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

biden02

Campaign

1614154620

C2

98.173.34.213:995

160.3.187.114:443

73.25.124.140:2222

24.50.118.93:443

82.127.125.209:990

83.110.109.106:2222

79.129.121.81:995

189.223.234.23:995

125.63.101.62:443

113.22.175.141:443

172.78.30.215:443

47.146.169.85:443

47.22.148.6:443

76.25.142.196:443

78.63.226.32:443

105.198.236.101:443

75.67.192.125:443

176.181.247.197:443

105.96.8.96:443

108.31.15.10:995

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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:188
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xjexdauadz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll\"" /SC ONCE /Z /ST 22:45 /ET 22:57
          4⤵
          • Creates scheduled task(s)
          PID:3104
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll"
      2⤵
      • Loads dropped DLL
      PID:1276
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 596
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2604

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll

    MD5

    2de8a405a0d4e7331e15845213137763

    SHA1

    39bfc42692c2c95c95cca31fe82364893056140d

    SHA256

    acf1abd6596b4b303a8f569ef6fc2d94e74515581851ce3887815d47fe5a21ed

    SHA512

    5dca5d15469031fa1b500bbc766735128989c7e811ade1175f3eede0ade5cff5366c6c5bc7c1d1434b0b744f627a59151cddad81233a808bc99073a561001cd5

  • \Users\Admin\AppData\Local\Temp\19975c34df695f8c854f02503e41a327730aa39f1a67e2227274b956424b935c.dll

    MD5

    2de8a405a0d4e7331e15845213137763

    SHA1

    39bfc42692c2c95c95cca31fe82364893056140d

    SHA256

    acf1abd6596b4b303a8f569ef6fc2d94e74515581851ce3887815d47fe5a21ed

    SHA512

    5dca5d15469031fa1b500bbc766735128989c7e811ade1175f3eede0ade5cff5366c6c5bc7c1d1434b0b744f627a59151cddad81233a808bc99073a561001cd5

  • memory/188-117-0x0000000000000000-mapping.dmp

  • memory/188-118-0x0000000003280000-0x00000000032B5000-memory.dmp

    Filesize

    212KB

  • memory/1276-123-0x0000000000000000-mapping.dmp

  • memory/2120-114-0x0000000000000000-mapping.dmp

  • memory/2120-115-0x00000000042E0000-0x0000000004346000-memory.dmp

    Filesize

    408KB

  • memory/2120-116-0x0000000010000000-0x0000000010066000-memory.dmp

    Filesize

    408KB

  • memory/3104-119-0x0000000000000000-mapping.dmp