Analysis

  • max time kernel
    119s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    22-10-2021 15:53

General

  • Target

    b4abdad039b0eea9b5dae6f28c9945cb18d3603282866fb15c37697d14fff529.dll

  • Size

    1.6MB

  • MD5

    4f7a4448b2e7d0618b86ee1eb62469e9

  • SHA1

    c5854232e23a72caa5a719dfb1badb58a98cac3a

  • SHA256

    b4abdad039b0eea9b5dae6f28c9945cb18d3603282866fb15c37697d14fff529

  • SHA512

    40ca8de592e8cb4ff50e3fd5a82dc1a6695cc137efee27883e20f560dd47ed0b59c2fdb7a5c6fe71f94088abce3c69760b17bba9f480aa3b5fac44bdba6d49fc

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1634541613

C2

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

81.241.252.59:2078

81.250.153.227:2222

174.54.193.186:443

73.52.50.32:443

39.49.122.240:995

86.220.112.26:2222

103.82.211.39:465

78.191.38.33:995

216.201.162.158:443

181.118.183.94:443

66.177.215.152:0

208.78.220.143:443

94.200.181.154:443

136.232.34.70:443

136.143.11.232:443

81.213.59.22:443

103.82.211.39:990

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4abdad039b0eea9b5dae6f28c9945cb18d3603282866fb15c37697d14fff529.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:668
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4abdad039b0eea9b5dae6f28c9945cb18d3603282866fb15c37697d14fff529.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3712
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2804
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xyxslqnraz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b4abdad039b0eea9b5dae6f28c9945cb18d3603282866fb15c37697d14fff529.dll\"" /SC ONCE /Z /ST 15:55 /ET 16:07
          4⤵
          • Creates scheduled task(s)
          PID:928

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/928-121-0x0000000000000000-mapping.dmp
  • memory/2804-120-0x0000000000000000-mapping.dmp
  • memory/2804-122-0x00000000007F0000-0x00000000007F1000-memory.dmp
    Filesize

    4KB

  • memory/2804-123-0x00000000007F0000-0x00000000007F1000-memory.dmp
    Filesize

    4KB

  • memory/2804-124-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB

  • memory/3712-115-0x0000000000000000-mapping.dmp
  • memory/3712-116-0x0000000073530000-0x00000000736DB000-memory.dmp
    Filesize

    1.7MB

  • memory/3712-117-0x0000000073530000-0x0000000073551000-memory.dmp
    Filesize

    132KB

  • memory/3712-118-0x0000000073530000-0x00000000736DB000-memory.dmp
    Filesize

    1.7MB

  • memory/3712-119-0x00000000008F0000-0x0000000000A3A000-memory.dmp
    Filesize

    1.3MB