Overview

overview

10

Static

static

7

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    f8d015ac4faff5d7a5da0e95f3cc9e9eb18417cd749b3b4625b5312910a25b7b

  • Size

    3.5MB

  • Sample

    230725-bjl6waad21

  • MD5

    f40e1a15f93696510e5faef3a216f18f

  • SHA1

    6d353491cc7f32bcf9211c7dc1a5b7149e4ebf9a

  • SHA256

    f8d015ac4faff5d7a5da0e95f3cc9e9eb18417cd749b3b4625b5312910a25b7b

  • SHA512

    5b20529fc6ee3731382d48cf2db7dce8bae0ba753314e8bed07ba993c1ae891134385df7f4ffd7ee62e0b1b6618bfb209b27fac3fdbe88a60b1375747fefe2b2

  • SSDEEP

    49152:T+y6I9edJ9qu8moH+xNSJJ1LKz+JsK47C:L69RyLqe

Score
10/10
systembcevasionthemidatrojan

Malware Config

Extracted

Family

systembc

C2

5.42.65.67:4298

localhost.exchange:4298

Targets

    • Target

      f8d015ac4faff5d7a5da0e95f3cc9e9eb18417cd749b3b4625b5312910a25b7b

    • Size

      3.5MB

    • MD5

      f40e1a15f93696510e5faef3a216f18f

    • SHA1

      6d353491cc7f32bcf9211c7dc1a5b7149e4ebf9a

    • SHA256

      f8d015ac4faff5d7a5da0e95f3cc9e9eb18417cd749b3b4625b5312910a25b7b

    • SHA512

      5b20529fc6ee3731382d48cf2db7dce8bae0ba753314e8bed07ba993c1ae891134385df7f4ffd7ee62e0b1b6618bfb209b27fac3fdbe88a60b1375747fefe2b2

    • SSDEEP

      49152:T+y6I9edJ9qu8moH+xNSJJ1LKz+JsK47C:L69RyLqe

    Score
    10/10
    systembcevasionthemidatrojan

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

      trojansystembc

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Blocklisted process makes network request

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks