Analysis

  • max time kernel
    102s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2023 18:35

General

  • Target

    64.xll

  • Size

    2.3MB

  • MD5

    dc4adf9e96b45e7ec75416c53027f652

  • SHA1

    31b52bb82963a7c020d7d5b59da5d4b62a6e7dc1

  • SHA256

    4545f90274311f543910b41ba6665880ee424f61b8616bc0030ab809bd809e12

  • SHA512

    268dad99d637586623f4774e6129c4f0bc2bca224e2cef06eca74d6d147c5500ae151598eb56a5a7d345198b6e5ffac615e881367d584a6d8fcc87eb19993c34

  • SSDEEP

    49152:Wjr0d3EfessB2KEAQ3PlAEIZ6QqrONloCt4nnM+DoRDPOjYvf9FB:ar0d028KEl39AdZ/6y+9M7RDPZB

Malware Config

Extracted

Language
xlm4.0
Source

Extracted

Family

qakbot

Version

404.266

Botnet

obama242

Campaign

1678805546

C2

92.239.81.124:443

176.202.46.81:443

2.49.58.47:2222

86.225.214.138:2222

74.66.134.24:443

213.31.90.183:2222

12.172.173.82:50001

202.187.87.178:995

70.53.96.223:995

92.154.45.81:2222

186.64.67.54:443

81.158.112.20:2222

190.191.35.122:443

68.173.170.110:8443

12.172.173.82:993

98.145.23.67:443

12.172.173.82:22

37.186.55.60:2222

84.216.198.124:6881

73.161.176.218:443

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Process spawned unexpected child process 2 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 3 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\64.xll"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c type "C:\Users\Admin\AppData\Roaming\1.dat" "C:\Users\Admin\AppData\Roaming\2.dat" > "C:\Users\Admin\AppData\Roaming\3.dat" && rundll32.exe "C:\Users\Admin\AppData\Roaming\3.dat",xlAutoOpen
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:4504
      • C:\Windows\system32\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Roaming\3.dat",xlAutoOpen
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2516
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Users\Admin\AppData\Roaming\3.dat",xlAutoOpen
          4⤵
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:4964
          • C:\Windows\SysWOW64\wermgr.exe
            C:\Windows\SysWOW64\wermgr.exe
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1432
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks /Create /ST 19:37 /SC ONCE /tr "cmd /c type "C:\Users\Admin\AppData\Roaming\1.dat" "C:\Users\Admin\AppData\Roaming\2.dat" > "C:\Users\Admin\AppData\Roaming\3.dat" && rundll32.exe "C:\Users\Admin\AppData\Roaming\3.dat",xlAutoOpen" /tn "QQQ" /Z /ET 19:48
      2⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2828

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\64.xll
    Filesize

    2.3MB

    MD5

    dc4adf9e96b45e7ec75416c53027f652

    SHA1

    31b52bb82963a7c020d7d5b59da5d4b62a6e7dc1

    SHA256

    4545f90274311f543910b41ba6665880ee424f61b8616bc0030ab809bd809e12

    SHA512

    268dad99d637586623f4774e6129c4f0bc2bca224e2cef06eca74d6d147c5500ae151598eb56a5a7d345198b6e5ffac615e881367d584a6d8fcc87eb19993c34

  • C:\Users\Admin\AppData\Local\Temp\64.xll
    Filesize

    2.3MB

    MD5

    dc4adf9e96b45e7ec75416c53027f652

    SHA1

    31b52bb82963a7c020d7d5b59da5d4b62a6e7dc1

    SHA256

    4545f90274311f543910b41ba6665880ee424f61b8616bc0030ab809bd809e12

    SHA512

    268dad99d637586623f4774e6129c4f0bc2bca224e2cef06eca74d6d147c5500ae151598eb56a5a7d345198b6e5ffac615e881367d584a6d8fcc87eb19993c34

  • C:\Users\Admin\AppData\Roaming\1.dat
    Filesize

    1024B

    MD5

    84a765f683860eedbb344a9a1aa0c883

    SHA1

    f797c21a9e87eddf89f4894982d88741b9cbd56f

    SHA256

    b119a36f1c4c98e6a5e2171fda99dd5ab552d73e1aa6d4696f90ef53c346ad17

    SHA512

    5e12c9139315c507b20246d97e6cf693add400dab72431aa7adb62aeb66303defbba724e1b14f2dbc4c04e00a0be953a1fb54c87614f45b0ec35bc9b4170cc9e

  • C:\Users\Admin\AppData\Roaming\2.dat
    Filesize

    588KB

    MD5

    5d450b19aa1a0fd9ae4103fa84d5d09b

    SHA1

    ece9e1d7edd90ff23e35a58ce1fda92ae64bcd3a

    SHA256

    3d27c65ceff3e817f9d1c1f81b1151f32c13d42eef73da41eeae4c4e426f885c

    SHA512

    48d8cd6da757843903706a5ec8cbddc4531ab4c0d6dfae5032c76b21ce5dad73522082f66be606afce3222fdb6a3e0250d31e188b9c237c4b94b0e996a30c403

  • C:\Users\Admin\AppData\Roaming\3.dat
    Filesize

    589KB

    MD5

    ff58f9cf0740aead678d9e36c0782894

    SHA1

    5c2b6dd776b097dc0bff7a60361a4b026b19268d

    SHA256

    b699dc3e5b1de51efb4e498cd2f1c7e9d3d08810ee8673c215f2aab0618e119c

    SHA512

    a10c83ac5c47e316b4482d8f68e2a42973c055e39aaf5092e88abd58b45e60cb25a85f674a3328a490e8f06157a786600c56ce0af45b02b4743cdae590cdc9e9

  • C:\Users\Admin\AppData\Roaming\3.dat
    Filesize

    589KB

    MD5

    ff58f9cf0740aead678d9e36c0782894

    SHA1

    5c2b6dd776b097dc0bff7a60361a4b026b19268d

    SHA256

    b699dc3e5b1de51efb4e498cd2f1c7e9d3d08810ee8673c215f2aab0618e119c

    SHA512

    a10c83ac5c47e316b4482d8f68e2a42973c055e39aaf5092e88abd58b45e60cb25a85f674a3328a490e8f06157a786600c56ce0af45b02b4743cdae590cdc9e9

  • memory/1432-170-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-165-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-175-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-169-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-168-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-167-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/1432-166-0x0000000000C20000-0x0000000000C43000-memory.dmp
    Filesize

    140KB

  • memory/4264-174-0x0000016D0A320000-0x0000016D0A3DB000-memory.dmp
    Filesize

    748KB

  • memory/4264-137-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-186-0x0000016D0A320000-0x0000016D0A3DB000-memory.dmp
    Filesize

    748KB

  • memory/4264-185-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-184-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-156-0x0000016D0A320000-0x0000016D0A3DB000-memory.dmp
    Filesize

    748KB

  • memory/4264-183-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-135-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-136-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-134-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-149-0x0000016D0A210000-0x0000016D0A2DF000-memory.dmp
    Filesize

    828KB

  • memory/4264-133-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4264-140-0x00007FFE8D820000-0x00007FFE8D830000-memory.dmp
    Filesize

    64KB

  • memory/4264-138-0x00007FFE8D820000-0x00007FFE8D830000-memory.dmp
    Filesize

    64KB

  • memory/4264-182-0x00007FFE8FD50000-0x00007FFE8FD60000-memory.dmp
    Filesize

    64KB

  • memory/4964-164-0x0000000002850000-0x0000000002873000-memory.dmp
    Filesize

    140KB

  • memory/4964-163-0x0000000002850000-0x0000000002873000-memory.dmp
    Filesize

    140KB

  • memory/4964-162-0x0000000002850000-0x0000000002873000-memory.dmp
    Filesize

    140KB

  • memory/4964-161-0x0000000002810000-0x0000000002841000-memory.dmp
    Filesize

    196KB