Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    05-05-2024 14:40

General

  • Target

    InterVpn/bin/InterVpn/intervpn.exe

  • Size

    2.1MB

  • MD5

    2d382e4cb15523b31681fdc833532ede

  • SHA1

    3a4a56e0133b858afbb05e2496d1b19c6729b8c4

  • SHA256

    bbeb9eb45e5dfef3ae4eb42e009e1e420d01f5ecad3a715ecac4f357ef41df22

  • SHA512

    3232521e26b8bf95db219655848ba0798180b057736f4660072c863c5f478b87e47a36c6dd13c90c48c38ee6cf7c7992d8e3244647c46f3dd42ca01baafa243a

  • SSDEEP

    49152:N0e95YoXj5B8yVM/JAiJYa/ZEIkz7h6h3hgmbyv:Nj5YMjzVsWaCIE7khfu

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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\InterVpn\bin\InterVpn\intervpn.exe
    "C:\Users\Admin\AppData\Local\Temp\InterVpn\bin\InterVpn\intervpn.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2308

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    f601ad4a02541d406a0100dfb6b560fb

    SHA1

    91f9260036b72cf79997629a12c44d4bd1491618

    SHA256

    12f4db5bab573d02fc85c0b6e55665c0f71a954ecf94e4b0a608e91aa7a3afeb

    SHA512

    207733b369fa6be3972090625c713501e8853355879f96d9141d913a509873c0e1d7cc813fa462c70f64231959e9daf1c7d1913ad829458b544cdd9bfc29e224

  • C:\Users\Admin\AppData\Local\Temp\Cab193D.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar1A0F.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/2308-82-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-149-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-9-0x0000000008E90000-0x0000000008E91000-memory.dmp
    Filesize

    4KB

  • memory/2308-8-0x0000000009340000-0x0000000009341000-memory.dmp
    Filesize

    4KB

  • memory/2308-15-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-14-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-7-0x0000000009310000-0x0000000009311000-memory.dmp
    Filesize

    4KB

  • memory/2308-6-0x0000000008EA0000-0x0000000008EA1000-memory.dmp
    Filesize

    4KB

  • memory/2308-5-0x0000000009370000-0x0000000009371000-memory.dmp
    Filesize

    4KB

  • memory/2308-4-0x0000000009360000-0x0000000009361000-memory.dmp
    Filesize

    4KB

  • memory/2308-3-0x0000000008E10000-0x0000000008E11000-memory.dmp
    Filesize

    4KB

  • memory/2308-2-0x0000000009320000-0x0000000009321000-memory.dmp
    Filesize

    4KB

  • memory/2308-13-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-136-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-12-0x0000000000401000-0x000000000045D000-memory.dmp
    Filesize

    368KB

  • memory/2308-1-0x00000000770D0000-0x00000000770D2000-memory.dmp
    Filesize

    8KB

  • memory/2308-0-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-84-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-153-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-10-0x0000000008E20000-0x0000000008E21000-memory.dmp
    Filesize

    4KB

  • memory/2308-11-0x00000000092F0000-0x00000000092F1000-memory.dmp
    Filesize

    4KB

  • memory/2308-137-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-138-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-139-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-140-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-141-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-142-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-143-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-144-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-145-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-146-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-147-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-148-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-135-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-150-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-151-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-152-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-134-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB

  • memory/2308-154-0x0000000000400000-0x0000000000932000-memory.dmp
    Filesize

    5.2MB