Overview

overview

10

Static

static

a8d7125654...f9.exe

windows7-x64

10

a8d7125654...f9.exe

windows10-2004-x64

1

Sharing

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General

  • Target

    a8d7125654cc5dddae64e1aed9332df766ba871140fcb3d2ff5862308ba75df9

  • Size

    140KB

  • Sample

    230129-var6bafe5z

  • MD5

    d1aea2257336cf89aa6281bce28966a7

  • SHA1

    2f21a197ae47429ac8be720ff7064b6c93a9cbdd

  • SHA256

    a8d7125654cc5dddae64e1aed9332df766ba871140fcb3d2ff5862308ba75df9

  • SHA512

    822106b356dc0cb79a6aaca63e2c6601a373a94c9b9728aa08fedea7c9837ad9c7a821f512d284c6d1916bbfc8ee69b3fd421c8e08f5da0802be1278cf5506ef

  • SSDEEP

    1536:xWWTwV4fVhuOOmEQjR0a5zpzquiScAWPQcClRfpuxVQwV4MjW:VwVUPXTEQjGa5FdoAWepQqwV

Score
10/10
guloaderdownloader

Malware Config

Extracted

Family

guloader

C2

https://cdn.discordapp.com/attachments/805672355845111821/813401257699180554/trOWNt11.bin

xor.base64

Targets

    • Target

      a8d7125654cc5dddae64e1aed9332df766ba871140fcb3d2ff5862308ba75df9

    • Size

      140KB

    • MD5

      d1aea2257336cf89aa6281bce28966a7

    • SHA1

      2f21a197ae47429ac8be720ff7064b6c93a9cbdd

    • SHA256

      a8d7125654cc5dddae64e1aed9332df766ba871140fcb3d2ff5862308ba75df9

    • SHA512

      822106b356dc0cb79a6aaca63e2c6601a373a94c9b9728aa08fedea7c9837ad9c7a821f512d284c6d1916bbfc8ee69b3fd421c8e08f5da0802be1278cf5506ef

    • SSDEEP

      1536:xWWTwV4fVhuOOmEQjR0a5zpzquiScAWPQcClRfpuxVQwV4MjW:VwVUPXTEQjGa5FdoAWepQqwV

    Score
    10/10
    guloaderdownloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks