Analysis

  • max time kernel
    156s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-11-2022 08:47

General

  • Target

    KL.lnk

  • Size

    1KB

  • MD5

    43d2927b2484182408d29d7e431b155c

  • SHA1

    9712a620713720e95a90a3a8cdcfc2bbdde5546d

  • SHA256

    a81ef87226171c289bc303c69351cb3299d340cf0a8cb50743e6676b793cf89c

  • SHA512

    6502a49c5fd745c62b44236b53591a38ce3e074d16b795e385f9f50caf6ccd73e2f8415a38add5050b00bda3c3a47c813a3388a6bc584b59cf6e129ffacef8c2

Malware Config

Extracted

Family

qakbot

Version

404.14

Botnet

BB05

Campaign

1667208499

C2

174.77.209.5:443

187.0.1.74:23795

24.206.27.39:443

1.156.220.169:30723

156.216.39.119:995

58.186.75.42:443

1.156.197.160:30467

187.1.1.190:4844

186.18.210.16:443

1.181.56.171:771

90.165.109.4:2222

187.0.1.186:39742

87.57.13.215:443

187.0.1.207:52344

227.26.3.227:1

98.207.190.55:443

187.0.1.197:7017

188.49.56.189:443

102.156.160.115:443

187.0.1.24:17751

Attributes
  • salt

    SoNuce]ugdiB3c[doMuce2s81*uXmcvP

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\KL.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c recoloring\undeterred.cmd
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Users\Admin\AppData\Local\Temp\retinasAwarded.exe
        C:\Users\Admin\AppData\Local\Temp\\retinasAwarded.exe recoloring\dolesome.dat
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4980
        • C:\Windows\SysWOW64\regsvr32.exe
          recoloring\dolesome.dat
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1136
          • C:\Windows\SysWOW64\wermgr.exe
            C:\Windows\SysWOW64\wermgr.exe
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3472

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\retinasAwarded.exe

    Filesize

    24KB

    MD5

    b0c2fa35d14a9fad919e99d9d75e1b9e

    SHA1

    8d7c2fd354363daee63e8f591ec52fa5d0e23f6f

    SHA256

    022cb167a29a32dae848be91aef721c74f1975af151807dafcc5ed832db246b7

    SHA512

    a6155e42b605425914d1bf745d9b2b5ed57976e161384731c6821a1f8fa2bc3207a863ae45d6ad371ac82733b72bb024204498baa4fb38ad46c6d7bc52e5a022

  • memory/1112-132-0x0000000000000000-mapping.dmp

  • memory/1136-135-0x0000000000000000-mapping.dmp

  • memory/1136-136-0x0000000000B20000-0x0000000000B92000-memory.dmp

    Filesize

    456KB

  • memory/1136-137-0x0000000000BF0000-0x0000000000C1A000-memory.dmp

    Filesize

    168KB

  • memory/1136-139-0x0000000000BF0000-0x0000000000C1A000-memory.dmp

    Filesize

    168KB

  • memory/3472-138-0x0000000000000000-mapping.dmp

  • memory/3472-140-0x0000000000540000-0x000000000056A000-memory.dmp

    Filesize

    168KB

  • memory/3472-141-0x0000000000540000-0x000000000056A000-memory.dmp

    Filesize

    168KB

  • memory/4980-133-0x0000000000000000-mapping.dmp