Resubmissions

06-09-2022 13:50

220906-q5hg5sbadm 10

17-08-2022 16:17

220817-trkl5ahhdj 9

25-07-2022 23:23

220725-3dd2vsfch6 9

Analysis

  • max time kernel
    147s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2022 13:50

General

  • Target

    Setup/Setup.exe

  • Size

    385.9MB

  • MD5

    0cc8c8d79c0eb8352305dc80d4c7d28a

  • SHA1

    e9b479a3f4b33d3ebcc41d21584fd7abc26d28e0

  • SHA256

    1f312cb92e5c7cc484f5c343efd701d8bb750a66be308f6aa863632a4c4a198b

  • SHA512

    0d0e541291bc3538d5492edb4867861ec1213167430ed0c5537d08e66d834a20a67d0cd8c839b81b0de7d6a9c3c45a661c6d7d178885cd73da7cb529408c15e3

  • SSDEEP

    196608:VyNOITMCu3NV65LeRg6HOHRyr8CjrESz+SEdaHB:VaOyMxdw5L+qvAESzlx

Malware Config

Extracted

Family

vidar

Version

53.3

Botnet

1281

C2

http://185.53.46.199:80

http://77.75.230.119:80

http://5.252.23.43:80

Attributes
  • profile_id

    1281

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • 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.

  • Themida packer 8 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1136

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1136-132-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-138-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-139-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-140-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-142-0x0000000077E40000-0x0000000077FE3000-memory.dmp
    Filesize

    1.6MB

  • memory/1136-141-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-143-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-144-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-145-0x00000000009D0000-0x00000000015F1000-memory.dmp
    Filesize

    12.1MB

  • memory/1136-146-0x0000000077E40000-0x0000000077FE3000-memory.dmp
    Filesize

    1.6MB