Analysis

  • max time kernel
    147s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    26-02-2021 11:13

General

  • Target

    ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll

  • Size

    367KB

  • MD5

    02a53b0aa70a91c659f1a70569b23c24

  • SHA1

    8a304bdd7cedad0f9f7e103aea9bfe05dc4218c3

  • SHA256

    ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a

  • SHA512

    62cfc995c8d81968cad33ba9def5f4b3808a4d3584a2a5549e7ef169aed21d6043a4ff92de2f37278e7f35c71de1345037330cbb2f8c000653c37ecb99977202

Malware Config

Extracted

Family

qakbot

Botnet

obama07

Campaign

1614243368

C2

71.163.223.159:443

87.202.87.210:2222

98.192.185.86:443

78.180.179.136:443

115.133.243.6:443

140.82.49.12:443

2.7.116.188:2222

83.110.11.244:2222

187.250.39.162:443

213.60.147.140:443

188.26.91.212:443

86.236.77.68:2222

172.87.157.235:3389

79.115.174.55:443

113.22.175.141:443

217.133.54.140:32100

83.110.109.106:2222

176.181.247.197:443

59.90.246.200:443

173.21.10.71:2222

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\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1412
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1716
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn uulddtldug /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll\"" /SC ONCE /Z /ST 12:11 /ET 12:23
          4⤵
          • Creates scheduled task(s)
          PID:1364
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3E8866A4-171C-4BCF-8BCC-0BF17F968DC9} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1800
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:336
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll"
        3⤵
        • Loads dropped DLL
        PID:1516

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\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll
    MD5

    2bfa01108f7f9d1483f410f522d15851

    SHA1

    987bb9e6b32e4c27810f32eada8305c32917ccf8

    SHA256

    6d9de2c73994ef8e55ec1598458949f70812b4c512729563395ced2534fbcdc0

    SHA512

    85024ebea60d32516c34ba0c08043410065904a7ccc7f5dcff1f6bb3be6adf3224704fac0371e5832706fd8ccb701ead0e040cdc9eda8605fae674bd979d8191

  • \Users\Admin\AppData\Local\Temp\ab2bc922660d2ea131e64b7a27435d685ec72241459e03a2d442f379e89ded8a.dll
    MD5

    2bfa01108f7f9d1483f410f522d15851

    SHA1

    987bb9e6b32e4c27810f32eada8305c32917ccf8

    SHA256

    6d9de2c73994ef8e55ec1598458949f70812b4c512729563395ced2534fbcdc0

    SHA512

    85024ebea60d32516c34ba0c08043410065904a7ccc7f5dcff1f6bb3be6adf3224704fac0371e5832706fd8ccb701ead0e040cdc9eda8605fae674bd979d8191

  • memory/336-13-0x0000000000000000-mapping.dmp
  • memory/1088-2-0x000007FEFBDA1000-0x000007FEFBDA3000-memory.dmp
    Filesize

    8KB

  • memory/1364-11-0x0000000000000000-mapping.dmp
  • memory/1412-3-0x0000000000000000-mapping.dmp
  • memory/1412-4-0x0000000075D61000-0x0000000075D63000-memory.dmp
    Filesize

    8KB

  • memory/1412-5-0x0000000002180000-0x000000000A657000-memory.dmp
    Filesize

    132.8MB

  • memory/1412-6-0x0000000010000000-0x00000000184D7000-memory.dmp
    Filesize

    132.8MB

  • memory/1516-16-0x0000000000000000-mapping.dmp
  • memory/1716-9-0x0000000074511000-0x0000000074513000-memory.dmp
    Filesize

    8KB

  • memory/1716-12-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1716-10-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1716-7-0x0000000000000000-mapping.dmp