Overview

overview

10

Static

static

c13d6628fb...77.exe

windows7-x64

10

c13d6628fb...77.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    90s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2022 08:07

Sharing

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General

  • Target

    c13d6628fbf5433e847407af849e1e77.exe

  • Size

    486KB

  • MD5

    c13d6628fbf5433e847407af849e1e77

  • SHA1

    a9f1623a24ac35e3d739df064db917ca42750d16

  • SHA256

    02562a3a5be85b9ed5b6022e1e50ab3e8ded7bfe9007512fa03e8a21779078d3

  • SHA512

    663f0972a3c139a693b930f8dee7cabc32a5853889f212a67fcb4c338482c7823fc39d8e56f34ed29e4c3a1cadf46c4229d372508fead40493d67a1df72eb028

  • SSDEEP

    12288:ztoAXsmMsGFWGgTiwKhcQeuIbv/FeWUPa:q1mMsGF5oiVEh

Score
10/10
guloaderdownloader

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

    downloaderguloader
  • Loads dropped DLL 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

Processes

  • C:\Users\Admin\AppData\Local\Temp\c13d6628fbf5433e847407af849e1e77.exe
    "C:\Users\Admin\AppData\Local\Temp\c13d6628fbf5433e847407af849e1e77.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    PID:3300

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nss7509.tmp\System.dll
    Filesize

    11KB

    MD5

    ca332bb753b0775d5e806e236ddcec55

    SHA1

    f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f

    SHA256

    df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d

    SHA512

    2de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00

    Download Submit
  • memory/3300-133-0x0000000003330000-0x0000000003431000-memory.dmp
    Filesize

    1.0MB

    Download
  • memory/3300-134-0x0000000003330000-0x0000000003431000-memory.dmp
    Filesize

    1.0MB

    Download