Analysis

  • max time kernel
    128s
  • max time network
    8s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24-02-2021 20:16

General

  • Target

    2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll

  • Size

    298KB

  • MD5

    db1d75e93e0233e21131c8ab787d8e3e

  • SHA1

    221eed78b78eeed339fccdd5c368b4ec61e966f9

  • SHA256

    2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664

  • SHA512

    6cd73dc88ddddab771032c5f941d93e29bb4c24f84ef0dedfcd33eb26a6fef9fca611d37689335b9d164814fcf4f3de670ccc8372f07ac08a62a9da0635b7af4

Malware Config

Extracted

Family

qakbot

Botnet

abc123

Campaign

1612275762

C2

196.151.252.84:443

216.201.162.158:443

83.110.12.140:2222

105.186.102.16:443

108.31.15.10:995

193.248.221.184:2222

68.225.60.77:995

197.45.110.165:995

89.3.198.238:443

81.97.154.100:443

81.214.126.173:2222

108.46.145.30:443

71.187.170.235:443

72.240.200.181:2222

81.88.254.62:443

98.240.24.57:443

86.97.8.249:443

75.136.40.155:443

79.129.121.81:995

37.211.90.175:995

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 WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1872
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2044
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn sbfpcrem /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll\"" /SC ONCE /Z /ST 21:22 /ET 21:34
          4⤵
          • Creates scheduled task(s)
          PID:1396
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {A82F9133-BB7D-4655-BC90-4962B96EECA3} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:564
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1508
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll"
        3⤵
        • Loads dropped DLL
        PID:1032

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\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll
    MD5

    34687ebf99abbdb221edc061dbb8a47c

    SHA1

    ccea8aad3e30c7cf845888e9ed53f51b2508aef2

    SHA256

    f8896783c20db0b6ff2d2003dfa2ae95e005cee239ff120f967fe85e74e81cbb

    SHA512

    e93b69913090d01a91849afc603eef3d8cf9f0fcb1df5556d2eab85a49890e850ceea2050d6aeab87dac9328e5e82ba398a0bee2111399c6675c74c678751502

  • \Users\Admin\AppData\Local\Temp\2c7e01a851b824ca9d650d2a459e41b5489f7b15d469e4fb7aca2f96802ac664.dll
    MD5

    34687ebf99abbdb221edc061dbb8a47c

    SHA1

    ccea8aad3e30c7cf845888e9ed53f51b2508aef2

    SHA256

    f8896783c20db0b6ff2d2003dfa2ae95e005cee239ff120f967fe85e74e81cbb

    SHA512

    e93b69913090d01a91849afc603eef3d8cf9f0fcb1df5556d2eab85a49890e850ceea2050d6aeab87dac9328e5e82ba398a0bee2111399c6675c74c678751502

  • memory/1032-15-0x0000000000000000-mapping.dmp
  • memory/1396-9-0x0000000000000000-mapping.dmp
  • memory/1508-12-0x0000000000000000-mapping.dmp
  • memory/1508-13-0x000007FEFB811000-0x000007FEFB813000-memory.dmp
    Filesize

    8KB

  • memory/1872-2-0x0000000000000000-mapping.dmp
  • memory/1872-5-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/1872-4-0x0000000000190000-0x00000000001C4000-memory.dmp
    Filesize

    208KB

  • memory/1872-3-0x0000000075EB1000-0x0000000075EB3000-memory.dmp
    Filesize

    8KB

  • memory/2044-8-0x0000000074551000-0x0000000074553000-memory.dmp
    Filesize

    8KB

  • memory/2044-6-0x0000000000000000-mapping.dmp
  • memory/2044-10-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/2044-11-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB