Overview

overview

10

Static

static

f992b24b6c...9a.exe

windows7-x64

10

f992b24b6c...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f992b24b6c959f25264e1defc1a59aff829fc8d0088f71fba38000f8f5a3239a

  • Size

    120KB

  • Sample

    220724-svhfhahaem

  • MD5

    2a246ac760e3b1f8dc4ba977e48ae1bd

  • SHA1

    d92995d0e0186942bffdc48dce529f339815329a

  • SHA256

    f992b24b6c959f25264e1defc1a59aff829fc8d0088f71fba38000f8f5a3239a

  • SHA512

    b22315c48c98c64a9a33523203d44d27a781371a81b79ca48100540889864509cedd39af506727c38d6e13ffe57d14f9d73f63b8a7f2b9732ffb2466c5fe8862

Score
10/10
guloaderdownloaderguloader

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1XjUHIgW5T6HcodhQNf4poqrFbSYVe2Qd

Targets

    • Target

      f992b24b6c959f25264e1defc1a59aff829fc8d0088f71fba38000f8f5a3239a

    • Size

      120KB

    • MD5

      2a246ac760e3b1f8dc4ba977e48ae1bd

    • SHA1

      d92995d0e0186942bffdc48dce529f339815329a

    • SHA256

      f992b24b6c959f25264e1defc1a59aff829fc8d0088f71fba38000f8f5a3239a

    • SHA512

      b22315c48c98c64a9a33523203d44d27a781371a81b79ca48100540889864509cedd39af506727c38d6e13ffe57d14f9d73f63b8a7f2b9732ffb2466c5fe8862

    Score
    10/10
    guloaderdownloaderguloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Guloader payload

      guloader

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks