Analysis

  • max time kernel
    149s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    23-06-2022 16:50

General

  • Target

    twoOtherThen.dll

  • Size

    335KB

  • MD5

    b34091299aae4ff301b3402179adc3cd

  • SHA1

    4e7b94658ba637d4e05ee3fb60480aa4b934d7a0

  • SHA256

    0d0f2885724cb94c9c1ca7c9bb436daca22f3934a4b10010dbaa3d3f51e7dc12

  • SHA512

    bcdc6c19fb90d1b51eb8dfea3dea772051acf9e16eb3db9f742853f17b32b294217d9741555b5b1ed8e92dbf5531266fdbb5bcc72970aaa1b9bd6901d9720494

Malware Config

Extracted

Family

qakbot

Version

403.780

Botnet

obama192

Campaign

1655969261

C2

100.38.242.113:995

94.59.252.166:2222

74.14.5.179:2222

71.13.93.154:2222

193.253.44.249:2222

108.60.213.141:443

45.241.231.78:993

217.128.122.65:2222

40.134.246.185:995

1.161.124.241:443

70.46.220.114:443

24.43.99.75:443

32.221.224.140:995

80.11.74.81:2222

31.215.184.140:2222

39.49.85.29:995

67.209.195.198:443

186.90.153.162:2222

148.64.96.100:443

67.165.206.193:993

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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\twoOtherThen.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\twoOtherThen.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1264
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 18:52 /tn vdwfemh /ET 19:03 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAdAB3AG8ATwB0AGgAZQByAFQAaABlAG4ALgBkAGwAbAAiAA==" /SC ONCE
          4⤵
          • Creates scheduled task(s)
          PID:2036
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {461035F3-B649-43D1-BC7C-7660C622B458} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAdAB3AG8ATwB0AGgAZQByAFQAaABlAG4ALgBkAGwAbAAiAA==
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:568
      • C:\Windows\system32\regsvr32.exe
        "C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\twoOtherThen.dll
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1388
        • C:\Windows\SysWOW64\regsvr32.exe
          C:\Users\Admin\AppData\Local\Temp\twoOtherThen.dll
          4⤵
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:304

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

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\twoOtherThen.dll
    Filesize

    335KB

    MD5

    b34091299aae4ff301b3402179adc3cd

    SHA1

    4e7b94658ba637d4e05ee3fb60480aa4b934d7a0

    SHA256

    0d0f2885724cb94c9c1ca7c9bb436daca22f3934a4b10010dbaa3d3f51e7dc12

    SHA512

    bcdc6c19fb90d1b51eb8dfea3dea772051acf9e16eb3db9f742853f17b32b294217d9741555b5b1ed8e92dbf5531266fdbb5bcc72970aaa1b9bd6901d9720494

  • \Users\Admin\AppData\Local\Temp\twoOtherThen.dll
    Filesize

    335KB

    MD5

    b34091299aae4ff301b3402179adc3cd

    SHA1

    4e7b94658ba637d4e05ee3fb60480aa4b934d7a0

    SHA256

    0d0f2885724cb94c9c1ca7c9bb436daca22f3934a4b10010dbaa3d3f51e7dc12

    SHA512

    bcdc6c19fb90d1b51eb8dfea3dea772051acf9e16eb3db9f742853f17b32b294217d9741555b5b1ed8e92dbf5531266fdbb5bcc72970aaa1b9bd6901d9720494

  • memory/304-82-0x0000000000170000-0x0000000000192000-memory.dmp
    Filesize

    136KB

  • memory/304-80-0x0000000000170000-0x0000000000192000-memory.dmp
    Filesize

    136KB

  • memory/304-75-0x0000000000000000-mapping.dmp
  • memory/568-69-0x000007FEF4730000-0x000007FEF5153000-memory.dmp
    Filesize

    10.1MB

  • memory/568-78-0x000000000121B000-0x000000000123A000-memory.dmp
    Filesize

    124KB

  • memory/568-76-0x0000000001214000-0x0000000001217000-memory.dmp
    Filesize

    12KB

  • memory/568-70-0x000007FEF3BD0000-0x000007FEF472D000-memory.dmp
    Filesize

    11.4MB

  • memory/568-71-0x0000000001214000-0x0000000001217000-memory.dmp
    Filesize

    12KB

  • memory/568-67-0x0000000000000000-mapping.dmp
  • memory/1092-54-0x000007FEFC1F1000-0x000007FEFC1F3000-memory.dmp
    Filesize

    8KB

  • memory/1264-66-0x0000000000080000-0x00000000000A2000-memory.dmp
    Filesize

    136KB

  • memory/1264-64-0x0000000000080000-0x00000000000A2000-memory.dmp
    Filesize

    136KB

  • memory/1264-62-0x0000000074BD1000-0x0000000074BD3000-memory.dmp
    Filesize

    8KB

  • memory/1264-60-0x0000000000000000-mapping.dmp
  • memory/1388-72-0x0000000000000000-mapping.dmp
  • memory/1944-63-0x0000000000170000-0x0000000000192000-memory.dmp
    Filesize

    136KB

  • memory/1944-59-0x0000000000170000-0x0000000000192000-memory.dmp
    Filesize

    136KB

  • memory/1944-57-0x0000000000170000-0x0000000000192000-memory.dmp
    Filesize

    136KB

  • memory/1944-56-0x00000000765C1000-0x00000000765C3000-memory.dmp
    Filesize

    8KB

  • memory/1944-55-0x0000000000000000-mapping.dmp
  • memory/2036-65-0x0000000000000000-mapping.dmp