Analysis

  • max time kernel
    145s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    17-06-2021 15:52

General

  • Target

    44364.4585763888.dat =^_^=.dll

  • Size

    733KB

  • MD5

    730dcbb3f3ea845066a1b9dbee946e72

  • SHA1

    09d1199960b755b09cc78b82478678bc5baada20

  • SHA256

    90cd52a9005b6139c2fa84f9b139daff9c77be4dd38ecaf07f0f616612e7a205

  • SHA512

    1f5430a8c842eae222246a3c58be08b9d37b634a89bb610b135a41f5747add5f81270df9ca0be155f92837235565614356aff770afe179bbd991b6b544b2ad6a

Malware Config

Extracted

Family

qakbot

Version

402.115

Botnet

obama61

Campaign

1623917498

C2

86.220.60.247:2222

24.179.77.236:443

68.186.192.69:443

197.45.110.165:995

96.253.46.210:443

186.144.33.73:443

175.136.38.142:443

47.22.148.6:443

76.25.142.196:443

45.32.211.207:443

207.246.116.237:8443

45.77.115.208:443

45.77.115.208:995

149.28.101.90:2222

207.246.116.237:443

144.202.38.185:2222

149.28.101.90:995

207.246.77.75:443

207.246.77.75:995

207.246.77.75:2222

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\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3744
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll",#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3048
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1300
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn nyekdcytu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll\"" /SC ONCE /Z /ST 15:51 /ET 16:03
          4⤵
          • Creates scheduled task(s)
          PID:2624
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll"
      2⤵
      • Loads dropped DLL
      PID:3292

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

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll
    MD5

    cd2de7e42eca61bf0971244dca22e495

    SHA1

    cded30f1ad9136b027f765e70fb4d3e385ed8383

    SHA256

    1983861d6d930b5309ec769831d65e97af845eb31679b6381e132f2238928a5c

    SHA512

    5cb12fd05b60863670d44a70419344cb43bfd9f2c0d543291bae9ef8dffcd9d3a80b05af1a84ea6ffe087fc8a8c5de041a962956da5efcf8b5d68546e689117a

  • \Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll
    MD5

    cd2de7e42eca61bf0971244dca22e495

    SHA1

    cded30f1ad9136b027f765e70fb4d3e385ed8383

    SHA256

    1983861d6d930b5309ec769831d65e97af845eb31679b6381e132f2238928a5c

    SHA512

    5cb12fd05b60863670d44a70419344cb43bfd9f2c0d543291bae9ef8dffcd9d3a80b05af1a84ea6ffe087fc8a8c5de041a962956da5efcf8b5d68546e689117a

  • \Users\Admin\AppData\Local\Temp\44364.4585763888.dat =^_^=.dll
    MD5

    cd2de7e42eca61bf0971244dca22e495

    SHA1

    cded30f1ad9136b027f765e70fb4d3e385ed8383

    SHA256

    1983861d6d930b5309ec769831d65e97af845eb31679b6381e132f2238928a5c

    SHA512

    5cb12fd05b60863670d44a70419344cb43bfd9f2c0d543291bae9ef8dffcd9d3a80b05af1a84ea6ffe087fc8a8c5de041a962956da5efcf8b5d68546e689117a

  • memory/1300-118-0x0000000000000000-mapping.dmp
  • memory/1300-122-0x00000000004F0000-0x000000000051F000-memory.dmp
    Filesize

    188KB

  • memory/2624-119-0x0000000000000000-mapping.dmp
  • memory/3048-114-0x0000000000000000-mapping.dmp
  • memory/3048-115-0x0000000073930000-0x000000007395F000-memory.dmp
    Filesize

    188KB

  • memory/3048-116-0x0000000073930000-0x00000000739FD000-memory.dmp
    Filesize

    820KB

  • memory/3048-117-0x0000000000EE0000-0x000000000102A000-memory.dmp
    Filesize

    1.3MB

  • memory/3292-124-0x0000000000000000-mapping.dmp