Overview

overview

9

Static

static

97f3487098...98.exe

windows7-x64

9

97f3487098...98.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    97f3487098e00bba3870e77477b11208e479d943e5b9a9bbc9756aafe5534a98

  • Size

    1.5MB

  • Sample

    221123-zejf7acf58

  • MD5

    f0c20f9bc97146763958f6b9e3e34324

  • SHA1

    336c082cc709732c215837207c030ea3486cedcf

  • SHA256

    97f3487098e00bba3870e77477b11208e479d943e5b9a9bbc9756aafe5534a98

  • SHA512

    0c65c377c3a92f96308b759b056fca07f1462c5a8d2f89252fe409e8d7acec990d8b9b468d001da06c44d866f28d762fb6039f06fe0d7404c87b577ffc65af87

  • SSDEEP

    24576:mpISl+AqWY0Hc73EcYObe4eyivXOZC86Jt5HKLtQYVbOELchRI5l6y9B+:2cfG873EHOb/eBcC86JTHKxNVSN45l6t

Score
9/10
bootkitevasionpersistenceupx

Malware Config

Targets

    • Target

      97f3487098e00bba3870e77477b11208e479d943e5b9a9bbc9756aafe5534a98

    • Size

      1.5MB

    • MD5

      f0c20f9bc97146763958f6b9e3e34324

    • SHA1

      336c082cc709732c215837207c030ea3486cedcf

    • SHA256

      97f3487098e00bba3870e77477b11208e479d943e5b9a9bbc9756aafe5534a98

    • SHA512

      0c65c377c3a92f96308b759b056fca07f1462c5a8d2f89252fe409e8d7acec990d8b9b468d001da06c44d866f28d762fb6039f06fe0d7404c87b577ffc65af87

    • SSDEEP

      24576:mpISl+AqWY0Hc73EcYObe4eyivXOZC86Jt5HKLtQYVbOELchRI5l6y9B+:2cfG873EHOb/eBcC86JTHKxNVSN45l6t

    Score
    9/10
    bootkitevasionpersistenceupx

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

      evasion

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Identifies Wine through registry keys

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

      evasion

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

2
T1497

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks