Analysis

  • max time kernel
    43s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 17:09

General

  • Target

    570f61a8bb90da88e814738a27d022ab3ed9271fcdb05b486610b3e3e56a28f6.exe

  • Size

    4.4MB

  • MD5

    2d0538fd8aa85b46a9074ab6d539a828

  • SHA1

    097deea350fc26be171f102b0cb1967626b5a62a

  • SHA256

    570f61a8bb90da88e814738a27d022ab3ed9271fcdb05b486610b3e3e56a28f6

  • SHA512

    a765f49f3533782f91fd3695f3586cf3281472c8713bcfbe2a0771c15d99b7c37a458d271280a0317980e71e6ce62b4859f5ffa90fa20f46925698819685b584

  • SSDEEP

    98304:uf1ToHpNeV/riwz58R42is6e3RXjOWDucCnp1DA9sv7o2s2kbsUOEGx4VKP3Q9OK:3djjqPdDsDbsU0akJyxL405+fiX

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\570f61a8bb90da88e814738a27d022ab3ed9271fcdb05b486610b3e3e56a28f6.exe
    "C:\Users\Admin\AppData\Local\Temp\570f61a8bb90da88e814738a27d022ab3ed9271fcdb05b486610b3e3e56a28f6.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1604

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\cf59de90-272f-4358-9c0f-90953ea05153\AgileDotNetRT.dll
    Filesize

    1.0MB

    MD5

    d2340ef740ece066503d415beb9ac276

    SHA1

    25a859b812ff4e5dd57150964ffea1de7b4d24f2

    SHA256

    1e1b9669fd464401e53fbed81ec00e2af926b75ae8b7c6987709cc281c85f1af

    SHA512

    e248ab2edd7a83557d57deae826fa3f0da0ec1ec2806599b239a320535f937eb5806ba962e5e7daa5bd0fb634e8b4b104e25a898ba0804857c3e7362c98106c7

  • memory/1604-54-0x0000000000E00000-0x0000000001270000-memory.dmp
    Filesize

    4.4MB

  • memory/1604-56-0x0000000073FD0000-0x00000000742C4000-memory.dmp
    Filesize

    3.0MB

  • memory/1604-58-0x0000000074B10000-0x0000000074B90000-memory.dmp
    Filesize

    512KB

  • memory/1604-57-0x00000000774B0000-0x0000000077630000-memory.dmp
    Filesize

    1.5MB

  • memory/1604-59-0x0000000073FD0000-0x00000000742C4000-memory.dmp
    Filesize

    3.0MB

  • memory/1604-60-0x00000000774B0000-0x0000000077630000-memory.dmp
    Filesize

    1.5MB