Analysis

  • max time kernel
    50s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    07-02-2021 18:49

General

  • Target

    e6898110bac3fbb2db8768784a820e062d9e7a4673974aa8c02a3839fa4bd444.dll

  • Size

    714KB

  • MD5

    4e3ac836e5ff3a900b2254eb4415aa86

  • SHA1

    f34536568a19400a131adfb71aefd290568b09c9

  • SHA256

    e6898110bac3fbb2db8768784a820e062d9e7a4673974aa8c02a3839fa4bd444

  • SHA512

    66fd759f5eb453eea798362f9a8cdc2432970855b838bb6f901489125bf4fb852d3e044256eb9b7c02a247f87990a53c14f5ccf407dc1eb1e3e57554a57af206

Malware Config

Extracted

Family

qakbot

Botnet

abc123

Campaign

1612349986

C2

222.154.253.111:995

50.244.112.106:443

83.110.108.181:2222

105.198.236.99:443

74.77.162.33:443

106.250.150.98:443

196.151.252.84:443

45.118.216.157:443

140.82.49.12:443

80.11.173.82:8443

71.88.193.17:443

68.186.192.69:443

46.153.119.255:995

81.214.126.173:2222

108.31.15.10:995

197.45.110.165:995

81.88.254.62:443

86.97.8.249:443

202.187.58.21:443

41.39.134.183:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • 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 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6898110bac3fbb2db8768784a820e062d9e7a4673974aa8c02a3839fa4bd444.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6898110bac3fbb2db8768784a820e062d9e7a4673974aa8c02a3839fa4bd444.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1668
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ewfnvlrffi /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\e6898110bac3fbb2db8768784a820e062d9e7a4673974aa8c02a3839fa4bd444.dll\"" /SC ONCE /Z /ST 18:55 /ET 19:07
          4⤵
          • Creates scheduled task(s)
          PID:800

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

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Downloads

  • memory/800-12-0x0000000000000000-mapping.dmp
  • memory/1128-2-0x0000000000000000-mapping.dmp
  • memory/1128-3-0x0000000075ED1000-0x0000000075ED3000-memory.dmp
    Filesize

    8KB

  • memory/1128-5-0x0000000000800000-0x0000000000847000-memory.dmp
    Filesize

    284KB

  • memory/1128-4-0x0000000000160000-0x0000000000161000-memory.dmp
    Filesize

    4KB

  • memory/1128-6-0x0000000002C00000-0x0000000002C35000-memory.dmp
    Filesize

    212KB

  • memory/1128-10-0x0000000002C00000-0x0000000002C35000-memory.dmp
    Filesize

    212KB

  • memory/1668-7-0x0000000000000000-mapping.dmp
  • memory/1668-9-0x0000000074361000-0x0000000074363000-memory.dmp
    Filesize

    8KB

  • memory/1668-11-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1668-13-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB