Overview

overview

10

Static

static

98be1a60ae...e6.exe

windows7-x64

10

98be1a60ae...e6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    98be1a60aeeb3e42443c670b0e9f185c07b776e2347b8f4e58f7cc85c12fb3e6

  • Size

    100KB

  • Sample

    230129-srtdlacb96

  • MD5

    b4dbd048b22d8e94490388cae3c59928

  • SHA1

    d001c360adec029f459b03cdb7bcad0bcf419814

  • SHA256

    98be1a60aeeb3e42443c670b0e9f185c07b776e2347b8f4e58f7cc85c12fb3e6

  • SHA512

    496a36a47ad1e58b0433d3d983b9b5225ba31a7ce899f66f41dca732476c7acd32d8482e11c4dec007b9190cb370fbade45dc0a265579ece573d01e45fd0ad6b

  • SSDEEP

    1536:1WWTwV4fVhubszPs45N/igfQAIqcc0423pN1lA6XVCiHX:5wVUPhzEWN/NoKj23r1lA6XVCiX

Score
10/10
guloaderdownloader

Malware Config

Extracted

Family

guloader

C2

https://cdn.discordapp.com/attachments/807722001241210933/813865812821409822/ePbJss27.bin

xor.base64

Targets

    • Target

      98be1a60aeeb3e42443c670b0e9f185c07b776e2347b8f4e58f7cc85c12fb3e6

    • Size

      100KB

    • MD5

      b4dbd048b22d8e94490388cae3c59928

    • SHA1

      d001c360adec029f459b03cdb7bcad0bcf419814

    • SHA256

      98be1a60aeeb3e42443c670b0e9f185c07b776e2347b8f4e58f7cc85c12fb3e6

    • SHA512

      496a36a47ad1e58b0433d3d983b9b5225ba31a7ce899f66f41dca732476c7acd32d8482e11c4dec007b9190cb370fbade45dc0a265579ece573d01e45fd0ad6b

    • SSDEEP

      1536:1WWTwV4fVhubszPs45N/igfQAIqcc0423pN1lA6XVCiHX:5wVUPhzEWN/NoKj23r1lA6XVCiX

    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