Resubmissions

30-06-2024 02:57

240630-dfyfvawfjm 9

30-06-2024 02:53

240630-ddb5tswenr 9

General

  • Target

    922246d2938c77b783e112830796aa9f.bin

  • Size

    4.1MB

  • Sample

    240630-ddb5tswenr

  • MD5

    922246d2938c77b783e112830796aa9f

  • SHA1

    68212e1c4d8852a67fac6a1aa0e7d2672bba310d

  • SHA256

    c7abff0928c85d80fcaad1ca24ecfe50a979f377652b96f25e3574a2eca772bf

  • SHA512

    b56ed54b412d6b536318b8289354a3a58e1c967be179d429b9ebfa44406e579f014a7e635e11e24d206325354c66fc59b50e6fca7f221a0b6f85a0589a5efbe4

  • SSDEEP

    98304:PF5G1oogUmZlieYR4xY17SIqxJyzszmo96Ch:PFA1oCmz/xwW9xJoszm06C

Malware Config

Targets

    • Target

      922246d2938c77b783e112830796aa9f.bin

    • Size

      4.1MB

    • MD5

      922246d2938c77b783e112830796aa9f

    • SHA1

      68212e1c4d8852a67fac6a1aa0e7d2672bba310d

    • SHA256

      c7abff0928c85d80fcaad1ca24ecfe50a979f377652b96f25e3574a2eca772bf

    • SHA512

      b56ed54b412d6b536318b8289354a3a58e1c967be179d429b9ebfa44406e579f014a7e635e11e24d206325354c66fc59b50e6fca7f221a0b6f85a0589a5efbe4

    • SSDEEP

      98304:PF5G1oogUmZlieYR4xY17SIqxJyzszmo96Ch:PFA1oCmz/xwW9xJoszm06C

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks BIOS information in registry

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

    • Deletes itself

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks