Overview

overview

10

Static

static

olieki.exe

windows7_x64

10

olieki.exe

windows10_x64

10

Sharing

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General

  • Target

    olieki.exe

  • Size

    268KB

  • Sample

    210928-xmj2kscgcq

  • MD5

    a63baaab947841c61e60e663c6209f80

  • SHA1

    1f20c6525e42278f64303303468c13cf85ef5b4b

  • SHA256

    c6a10b1d71d2aae9601572d3dba867bb8e5fbd435b41f3fa111cb89acc86774b

  • SHA512

    021ec9ceebefdbc48b6ef86bc737534aae4cedbc0eff1198354bbe3cb8c7c6483e44ccf124466bd0d52931793aa114bff964b41b38ac5d773264a991c6bb9aae

Score
10/10
guloadermodiloaderremcosorabankdownloaderpersistencerattrojan

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

ORABANK

C2

ns.atps-proximo.pt:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %UserProfile%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    des

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    fes-MCZ4VD

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      olieki.exe

    • Size

      268KB

    • MD5

      a63baaab947841c61e60e663c6209f80

    • SHA1

      1f20c6525e42278f64303303468c13cf85ef5b4b

    • SHA256

      c6a10b1d71d2aae9601572d3dba867bb8e5fbd435b41f3fa111cb89acc86774b

    • SHA512

      021ec9ceebefdbc48b6ef86bc737534aae4cedbc0eff1198354bbe3cb8c7c6483e44ccf124466bd0d52931793aa114bff964b41b38ac5d773264a991c6bb9aae

    Score
    10/10
    guloadermodiloaderdownloaderpersistencetrojanremcosorabankrat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

      trojanmodiloader

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

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