Analysis

  • max time kernel
    150s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2022 16:43

General

  • Target

    about/itThis.dll

  • Size

    368KB

  • MD5

    aaabcb8c5464c4fdb6d72816f77f3b65

  • SHA1

    7397d48671bde4ef13ae59f3427f0c1a1e7977d4

  • SHA256

    1cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f

  • SHA512

    c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546

  • SSDEEP

    6144:0u8T9zrStWm3C3klS1gqbe5L05kVxVFInAPexY5ixyizO8wj+A:/8ZSg24Vbe5LFVxVFIAPWelSZm

Malware Config

Extracted

Family

qakbot

Version

403.858

Botnet

obama202

Campaign

1663062752

C2

99.232.140.205:2222

41.69.118.117:995

179.111.111.88:32101

37.210.148.30:995

47.146.182.110:443

191.97.234.238:995

64.207.215.69:443

88.233.194.154:2222

81.131.161.131:2078

86.98.156.176:993

200.161.62.126:32101

88.244.84.195:443

78.100.254.17:2222

85.114.99.34:443

113.170.216.154:443

194.49.79.231:443

193.3.19.37:443

84.38.133.191:443

175.110.231.67:443

191.84.204.214:995

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\about\itThis.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\about\itThis.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1148
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:560
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 16:46 /tn mjokgwjx /ET 16:57 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAYQBiAG8AdQB0AFwAaQB0AFQAaABpAHMALgBkAGwAbAAiAA==" /SC ONCE
          4⤵
          • Creates scheduled task(s)
          PID:540
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {EEF67EFF-EEF1-45C6-8429-0AFD5E438F3E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAYQBiAG8AdQB0AFwAaQB0AFQAaABpAHMALgBkAGwAbAAiAA==
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\system32\regsvr32.exe
        "C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\about\itThis.dll
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1912
        • C:\Windows\SysWOW64\regsvr32.exe
          C:\Users\Admin\AppData\Local\Temp\about\itThis.dll
          4⤵
          • Loads dropped DLL
          PID:2032

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\about\itThis.dll
    Filesize

    368KB

    MD5

    aaabcb8c5464c4fdb6d72816f77f3b65

    SHA1

    7397d48671bde4ef13ae59f3427f0c1a1e7977d4

    SHA256

    1cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f

    SHA512

    c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546

  • \Users\Admin\AppData\Local\Temp\about\itThis.dll
    Filesize

    368KB

    MD5

    aaabcb8c5464c4fdb6d72816f77f3b65

    SHA1

    7397d48671bde4ef13ae59f3427f0c1a1e7977d4

    SHA256

    1cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f

    SHA512

    c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546

  • memory/540-65-0x0000000000000000-mapping.dmp
  • memory/560-66-0x0000000000080000-0x00000000000A2000-memory.dmp
    Filesize

    136KB

  • memory/560-64-0x0000000000080000-0x00000000000A2000-memory.dmp
    Filesize

    136KB

  • memory/560-60-0x0000000000000000-mapping.dmp
  • memory/560-62-0x0000000073FE1000-0x0000000073FE3000-memory.dmp
    Filesize

    8KB

  • memory/852-54-0x000007FEFB651000-0x000007FEFB653000-memory.dmp
    Filesize

    8KB

  • memory/980-69-0x000007FEF3800000-0x000007FEF4223000-memory.dmp
    Filesize

    10.1MB

  • memory/980-67-0x0000000000000000-mapping.dmp
  • memory/980-71-0x0000000001304000-0x0000000001307000-memory.dmp
    Filesize

    12KB

  • memory/980-70-0x000007FEF2CA0000-0x000007FEF37FD000-memory.dmp
    Filesize

    11.4MB

  • memory/980-75-0x000000000130B000-0x000000000132A000-memory.dmp
    Filesize

    124KB

  • memory/980-74-0x0000000001304000-0x0000000001307000-memory.dmp
    Filesize

    12KB

  • memory/1148-57-0x00000000001D0000-0x00000000001F2000-memory.dmp
    Filesize

    136KB

  • memory/1148-63-0x00000000001D0000-0x00000000001F2000-memory.dmp
    Filesize

    136KB

  • memory/1148-59-0x00000000001D0000-0x0000000000250000-memory.dmp
    Filesize

    512KB

  • memory/1148-56-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
    Filesize

    8KB

  • memory/1148-55-0x0000000000000000-mapping.dmp
  • memory/1912-72-0x0000000000000000-mapping.dmp
  • memory/2032-77-0x0000000000000000-mapping.dmp