Analysis

  • max time kernel
    38s
  • max time network
    70s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    05-05-2023 18:45

General

  • Target

    a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.exe

  • Size

    3.0MB

  • MD5

    4b32941cd92e048e6a2d16c6069edf62

  • SHA1

    5d167b4588575ffbc7a06cd9fa22552dced38951

  • SHA256

    a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d

  • SHA512

    8b5c75642960991648fd18fb2c5421f8d082f0982a4b5950dd091547dc53943fccb287a404593fbb08282188c3c94d75e05c28f1a58f83a5b6559f34a516442e

  • SSDEEP

    98304:6fFbrdnYUGkQqOSlBk1G4QBeKW0wnpTX5OIX:6fFbhBMqOxFgW3nRr

Malware Config

Extracted

Family

aurora

C2

94.142.138.215:8081

Signatures

  • Aurora

    Aurora is a crypto wallet stealer written in Golang.

  • Detects any file with a triage score of 10 4 IoCs

    This file has been assigned a triage score of 10, indicating a high likelihood of malicious behavior.

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.exe
    "C:\Users\Admin\AppData\Local\Temp\a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.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:1756

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/1756-54-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-55-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-57-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-58-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-59-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-60-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-61-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-62-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-63-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-64-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-65-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB

  • memory/1756-66-0x0000000000A40000-0x0000000001262000-memory.dmp
    Filesize

    8.1MB