Analysis

  • max time kernel
    136s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    15-04-2021 14:30

General

  • Target

    5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll

  • Size

    1.3MB

  • MD5

    0c545d752e564333c32c60cfaaf3e659

  • SHA1

    b6975c2f56cbe0a69f1f5d69dca48eef051bc298

  • SHA256

    5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a

  • SHA512

    943f72520e59fe41a7e56df8d6b92e99823dc2c5bf6daaacd9f72e26a5ae37afefb05a0e5e5c39551e8955633bfa3bf64ad75215a211ba11873928a2726ee810

Malware Config

Extracted

Family

qakbot

Botnet

tr

Campaign

1618225074

C2

197.45.110.165:995

216.201.162.158:443

71.74.12.34:443

45.63.107.192:2222

149.28.101.90:2222

45.32.211.207:443

45.32.211.207:995

45.32.211.207:8443

45.32.211.207:2222

149.28.99.97:995

149.28.98.196:443

149.28.101.90:443

149.28.101.90:8443

207.246.77.75:2222

207.246.116.237:443

207.246.116.237:995

207.246.116.237:2222

45.77.117.108:995

149.28.99.97:443

45.63.107.192:443

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 1 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\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1776
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1868
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn poaojycuhw /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll\"" /SC ONCE /Z /ST 16:29 /ET 16:41
          4⤵
          • Creates scheduled task(s)
          PID:1308
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {A53EBE0C-2A8D-4F75-9053-752ECA673B98} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:328
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll"
        3⤵
        • Loads dropped DLL
        PID:784

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\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll
    MD5

    243785d2ab68e35d871699d76095f1d5

    SHA1

    8eebe7c62091c2d28631ddfc84afbb15c9293270

    SHA256

    e6f21797714f6b23d98fb6e74c746ad4910b014d4b53c1961eaa4b8e6edd06e4

    SHA512

    2a41829b6e2c63545a178547714419f4893e18c929ff07683580245c494c606cdeb2e8ea4f4dcad0ac3c2fd3dde2bf9ec9c6267a0e2b91d6e84cb5009bb576ce

  • \Users\Admin\AppData\Local\Temp\5072be7079f30918f15012580dece0565d1b25bcbf522d8f38b60ac85dec3f0a.dll
    MD5

    243785d2ab68e35d871699d76095f1d5

    SHA1

    8eebe7c62091c2d28631ddfc84afbb15c9293270

    SHA256

    e6f21797714f6b23d98fb6e74c746ad4910b014d4b53c1961eaa4b8e6edd06e4

    SHA512

    2a41829b6e2c63545a178547714419f4893e18c929ff07683580245c494c606cdeb2e8ea4f4dcad0ac3c2fd3dde2bf9ec9c6267a0e2b91d6e84cb5009bb576ce

  • memory/328-72-0x000007FEFBB31000-0x000007FEFBB33000-memory.dmp
    Filesize

    8KB

  • memory/328-71-0x0000000000000000-mapping.dmp
  • memory/784-74-0x0000000000000000-mapping.dmp
  • memory/1308-70-0x0000000000000000-mapping.dmp
  • memory/1868-66-0x0000000000000000-mapping.dmp
  • memory/1868-68-0x00000000744B1000-0x00000000744B3000-memory.dmp
    Filesize

    8KB

  • memory/1868-69-0x0000000000080000-0x0000000000099000-memory.dmp
    Filesize

    100KB

  • memory/2004-60-0x0000000000000000-mapping.dmp
  • memory/2004-65-0x0000000000330000-0x0000000000349000-memory.dmp
    Filesize

    100KB

  • memory/2004-64-0x00000000001F0000-0x0000000000223000-memory.dmp
    Filesize

    204KB

  • memory/2004-63-0x00000000000B0000-0x00000000000B1000-memory.dmp
    Filesize

    4KB

  • memory/2004-62-0x0000000001F70000-0x00000000020CA000-memory.dmp
    Filesize

    1.4MB

  • memory/2004-61-0x0000000075C31000-0x0000000075C33000-memory.dmp
    Filesize

    8KB