Resubmissions

12-11-2021 18:04

211112-wnzb8aahhm 10

19-11-2020 10:08

201119-rhwlt38jrx 10

18-11-2020 17:26

201118-htd4fq29va 10

Analysis

  • max time kernel
    316s
  • max time network
    335s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    12-11-2021 18:04

General

  • Target

    ou55sg33s_1.exe

  • Size

    609KB

  • MD5

    347d7700eb4a4537df6bb7492ca21702

  • SHA1

    983189dab4b523e19f8efd35eee4d7d43d84aca2

  • SHA256

    a9963808a1a358d6ee26ab88bdab4add50512de1a863aa79937815444ee64da8

  • SHA512

    5efb1bce5b5fe74c886126c7bf3627628842a73d31550aee61b71e462b0cc4256b07ae2dc8c207917c5e134c15b8b1d5f3bbbd76724a9b12188f32ba48c25ac9

Malware Config

Signatures

  • BetaBot

    Beta Bot is a Trojan that infects computers and disables Antivirus.

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz

    suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz

  • suricata: ET MALWARE Win32/Neurevt.A/Betabot Check-in 4

    suricata: ET MALWARE Win32/Neurevt.A/Betabot Check-in 4

  • Sets file execution options in registry 2 TTPs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ou55sg33s_1.exe
    "C:\Users\Admin\AppData\Local\Temp\ou55sg33s_1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Users\Admin\AppData\Local\Temp\ou55sg33s_1.exe
      "C:\Users\Admin\AppData\Local\Temp\ou55sg33s_1.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: MapViewOfSection
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4488
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies firewall policy service
        • Checks BIOS information in registry
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4684

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

6
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4488-124-0x0000000002110000-0x0000000002176000-memory.dmp
    Filesize

    408KB

  • memory/4488-126-0x0000000002630000-0x0000000002631000-memory.dmp
    Filesize

    4KB

  • memory/4488-120-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/4488-121-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/4488-122-0x0000000002110000-0x0000000002176000-memory.dmp
    Filesize

    408KB

  • memory/4488-123-0x00000000007A0000-0x00000000007AD000-memory.dmp
    Filesize

    52KB

  • memory/4488-119-0x00000000004015C6-mapping.dmp
  • memory/4488-127-0x0000000002660000-0x000000000266C000-memory.dmp
    Filesize

    48KB

  • memory/4488-118-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/4488-129-0x0000000002650000-0x0000000002651000-memory.dmp
    Filesize

    4KB

  • memory/4684-130-0x0000000000D40000-0x000000000117F000-memory.dmp
    Filesize

    4MB

  • memory/4684-128-0x0000000000000000-mapping.dmp
  • memory/4684-131-0x0000000000600000-0x0000000000702000-memory.dmp
    Filesize

    1MB

  • memory/4684-132-0x0000000000B90000-0x0000000000B9D000-memory.dmp
    Filesize

    52KB

  • memory/4684-133-0x0000000004AD0000-0x0000000004C5E000-memory.dmp
    Filesize

    1MB