Analysis

  • max time kernel
    128s
  • max time network
    8s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-02-2021 05:59

General

  • Target

    a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll

  • Size

    400KB

  • MD5

    c679e43db9f3e0db6dcfaa2149b59ded

  • SHA1

    68fa77b7ecbb734256a659b032c6b842a44b91f9

  • SHA256

    a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62

  • SHA512

    6f48a2451c8264b952fca82b5a45dc2d6dacbe957c8f4a340993ed1425f77e5dc9d417cd776960fd3a63e90de9c478c809e2c3979537424717cfcb6338e6e588

Malware Config

Extracted

Family

qakbot

Botnet

biden02

Campaign

1614154620

C2

98.173.34.213:995

160.3.187.114:443

73.25.124.140:2222

24.50.118.93:443

82.127.125.209:990

83.110.109.106:2222

79.129.121.81:995

189.223.234.23:995

125.63.101.62:443

113.22.175.141:443

172.78.30.215:443

47.146.169.85:443

47.22.148.6:443

76.25.142.196:443

78.63.226.32:443

105.198.236.101:443

75.67.192.125:443

176.181.247.197:443

105.96.8.96:443

108.31.15.10:995

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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1844
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2036
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jtdwlegshw /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll\"" /SC ONCE /Z /ST 06:04 /ET 06:16
          4⤵
          • Creates scheduled task(s)
          PID:1308
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {2E8AA278-2415-4561-A2E2-A111C37FD9F0} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:268
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll"
        3⤵
        • Loads dropped DLL
        PID:1160

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\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll
    MD5

    df5ba36bd8402bf7f8501909d521d35f

    SHA1

    899384fac32990f08eaa467194141761e66edbdd

    SHA256

    e0dd93f5e77bc6c6194765b15c12ad22be0e3d435ca5a84969868e4472ad3467

    SHA512

    bd06301c2a4a10931e5e08dfa936556d9da1cfa15b365be10fc45bed33f99eac0cbc73c35a9a8d384dd8ade5045a47cc81fca06c92c28b5b61eb9e413aa1a215

  • \Users\Admin\AppData\Local\Temp\a80cf2838669e1a4ee431ab4db6ee90867d56182ff025a4aa4ad6a4865ad9c62.dll
    MD5

    df5ba36bd8402bf7f8501909d521d35f

    SHA1

    899384fac32990f08eaa467194141761e66edbdd

    SHA256

    e0dd93f5e77bc6c6194765b15c12ad22be0e3d435ca5a84969868e4472ad3467

    SHA512

    bd06301c2a4a10931e5e08dfa936556d9da1cfa15b365be10fc45bed33f99eac0cbc73c35a9a8d384dd8ade5045a47cc81fca06c92c28b5b61eb9e413aa1a215

  • memory/1160-16-0x0000000000000000-mapping.dmp
  • memory/1308-10-0x0000000000000000-mapping.dmp
  • memory/1532-13-0x0000000000000000-mapping.dmp
  • memory/1724-2-0x000007FEFC601000-0x000007FEFC603000-memory.dmp
    Filesize

    8KB

  • memory/1844-3-0x0000000000000000-mapping.dmp
  • memory/1844-4-0x00000000761E1000-0x00000000761E3000-memory.dmp
    Filesize

    8KB

  • memory/1844-5-0x0000000000470000-0x00000000004D6000-memory.dmp
    Filesize

    408KB

  • memory/1844-6-0x0000000010000000-0x0000000010066000-memory.dmp
    Filesize

    408KB

  • memory/2036-9-0x0000000074D61000-0x0000000074D63000-memory.dmp
    Filesize

    8KB

  • memory/2036-12-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/2036-11-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/2036-7-0x0000000000000000-mapping.dmp