Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    15-12-2021 14:18

General

  • Target

    60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll

  • Size

    934KB

  • MD5

    ea4f783d466e757560776d148a790709

  • SHA1

    5beac9e9677e5bec28655ab09ad013311be9572e

  • SHA256

    60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9

  • SHA512

    2971dbc30fbfc4939e17c0ac3dd1d419ce93f13a20dde5700e8ce4352a8373d326d346befe8c87929f2b71c906dc6fa5ef32858ff3c944f756df6ed841aa693f

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639333530

C2

65.100.174.110:443

173.21.10.71:2222

140.82.49.12:443

190.73.3.148:2222

76.25.142.196:443

71.74.12.34:443

31.215.98.160:443

93.48.80.198:995

45.9.20.200:2211

41.228.22.180:443

109.12.111.14:443

63.143.92.99:995

120.150.218.241:995

94.60.254.81:443

86.148.6.51:443

218.101.110.3:995

216.238.71.31:443

207.246.112.221:443

216.238.72.121:443

216.238.71.31:995

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 31 IoCs
  • Suspicious use of SendNotifyMessage 31 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1280
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn dkwblvvhzu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll\"" /SC ONCE /Z /ST 06:19 /ET 06:31
          4⤵
          • Creates scheduled task(s)
          PID:1548
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll"
      2⤵
      • Loads dropped DLL
      PID:324

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll
    MD5

    ea4f783d466e757560776d148a790709

    SHA1

    5beac9e9677e5bec28655ab09ad013311be9572e

    SHA256

    60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9

    SHA512

    2971dbc30fbfc4939e17c0ac3dd1d419ce93f13a20dde5700e8ce4352a8373d326d346befe8c87929f2b71c906dc6fa5ef32858ff3c944f756df6ed841aa693f

  • \Users\Admin\AppData\Local\Temp\60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9.dll
    MD5

    ea4f783d466e757560776d148a790709

    SHA1

    5beac9e9677e5bec28655ab09ad013311be9572e

    SHA256

    60db49cac9157a0e63ba7cf559fa084c5bb3fec0ba69c6a08bb85dd3ba6dbac9

    SHA512

    2971dbc30fbfc4939e17c0ac3dd1d419ce93f13a20dde5700e8ce4352a8373d326d346befe8c87929f2b71c906dc6fa5ef32858ff3c944f756df6ed841aa693f

  • memory/324-124-0x0000000000000000-mapping.dmp
  • memory/1280-118-0x0000000000000000-mapping.dmp
  • memory/1280-120-0x0000000003540000-0x0000000003541000-memory.dmp
    Filesize

    4KB

  • memory/1280-121-0x0000000003540000-0x0000000003541000-memory.dmp
    Filesize

    4KB

  • memory/1280-122-0x0000000002F50000-0x0000000002F71000-memory.dmp
    Filesize

    132KB

  • memory/1548-119-0x0000000000000000-mapping.dmp
  • memory/4048-115-0x0000000000000000-mapping.dmp
  • memory/4048-116-0x0000000004D80000-0x0000000004DA3000-memory.dmp
    Filesize

    140KB

  • memory/4048-117-0x0000000010000000-0x00000000100F4000-memory.dmp
    Filesize

    976KB