Overview

overview

10

Static

static

SecuriteIn...23.exe

windows7_x64

10

SecuriteIn...23.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-07-2022 13:04

Sharing

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General

  • Target

    SecuriteInfo.com.UDS.Trojan-Downloader.Win32.GuLoader.gen.7523.exe

  • Size

    304KB

  • MD5

    2f779b2196af55484be830b22eda9dca

  • SHA1

    a6e6a3d2b92abc988e82e254705c01d6357d1b4e

  • SHA256

    e7ee8ff4872d57b2fba736ee6556e3f92a3fc1c3c8738c50cc8b1e6acbb4379f

  • SHA512

    03c71e113a5ad18c877e2089cafc4541350372237bf022c5a4f0e9ac9e10122513c94c2097c09955d8cec9b1a75c04ee870c7b1f65dd2f7243a4ec4960fd0c36

Score
10/10
guloaderlokibotcollectiondiscoverydownloaderspywarestealersuricatatrojan

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

    downloaderguloader
  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

    trojanspywarestealerlokibot
  • suricata: ET MALWARE LokiBot Application/Credential Data Exfiltration Detected M1

    suricata: ET MALWARE LokiBot Application/Credential Data Exfiltration Detected M1

    suricata
  • suricata: ET MALWARE LokiBot Application/Credential Data Exfiltration Detected M2

    suricata: ET MALWARE LokiBot Application/Credential Data Exfiltration Detected M2

    suricata
  • suricata: ET MALWARE LokiBot Checkin

    suricata: ET MALWARE LokiBot Checkin

    suricata
  • suricata: ET MALWARE LokiBot Request for C2 Commands Detected M1

    suricata: ET MALWARE LokiBot Request for C2 Commands Detected M1

    suricata
  • suricata: ET MALWARE LokiBot Request for C2 Commands Detected M2

    suricata: ET MALWARE LokiBot Request for C2 Commands Detected M2

    suricata
  • suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)

    suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)

    suricata
  • Checks QEMU agent file 2 TTPs 2 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan-Downloader.Win32.GuLoader.gen.7523.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan-Downloader.Win32.GuLoader.gen.7523.exe"
    1⤵
    • Checks QEMU agent file
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan-Downloader.Win32.GuLoader.gen.7523.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan-Downloader.Win32.GuLoader.gen.7523.exe"
      2⤵
      • Checks QEMU agent file
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1060

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsyEA54.tmp\System.dll
    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    Download Submit
  • memory/1060-68-0x00000000776B0000-0x0000000077830000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1060-73-0x00000000001C0000-0x00000000002C0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1060-72-0x00000000776B0000-0x0000000077830000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1060-71-0x00000000776B0000-0x0000000077830000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1060-61-0x000000000040352D-mapping.dmp
    Download
  • memory/1060-62-0x0000000000400000-0x0000000001462000-memory.dmp
    Filesize

    16.4MB

    Download
  • memory/1060-69-0x00000000001C0000-0x00000000002C0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1060-64-0x00000000001C0000-0x00000000002C0000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1060-65-0x00000000774D0000-0x0000000077679000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1948-59-0x00000000774D0000-0x0000000077679000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1948-63-0x00000000776B0000-0x0000000077830000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1948-70-0x00000000776B0000-0x0000000077830000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1948-54-0x00000000754A1000-0x00000000754A3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1948-58-0x0000000002420000-0x000000000306A000-memory.dmp
    Filesize

    12.3MB

    Download
  • memory/1948-56-0x0000000002420000-0x000000000306A000-memory.dmp
    Filesize

    12.3MB

    Download