General

  • Target

    2219fa1e23dac10134da6a6be9d6634a250dc2fc4cfdac1ad48d6e41c9406203

  • Size

    1.8MB

  • Sample

    240507-2fewhabe6w

  • MD5

    f5a33e2c9e2f68449a07778cc2edf846

  • SHA1

    9b1c77c93fdf834a281da35fb3d5060d6de64de6

  • SHA256

    2219fa1e23dac10134da6a6be9d6634a250dc2fc4cfdac1ad48d6e41c9406203

  • SHA512

    cacf32b567797196a636d17ab2457cbe1bbd25f339cef8bd46848abba8d0e60ebbb5937d378a3300c8c0f242743489ceb1909039ebcf9670cabaecf08afdb12e

  • SSDEEP

    49152:kcvZBay16INgG3P2GHYTAIEj6G3KdbeuBJI4:ki1tC3KX66cR/I

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ii.em-net.ne.jp
  • Port:
    587
  • Username:
    kojirin@ii.em-net.ne.jp
  • Password:
    2727koji

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    hcmp.co.kr
  • Port:
    587
  • Username:
    igoryonya70@hcmp.co.kr

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    techpilelko.in
  • Port:
    587
  • Username:
    noreply@techpilelko.in
  • Password:
    mashish@760

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.cmhteknoloji.com.tr
  • Port:
    587
  • Username:
    lojistik@cmhteknoloji.com.tr
  • Password:
    He7Sm8YO

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.net
  • Port:
    587
  • Username:
    singniecy@netzero.net
  • Password:
    ne10011

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ad.em-net.ne.jp
  • Port:
    587
  • Username:
    akitomo01@ad.em-net.ne.jp
  • Password:
    tk1973

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.am.em-net.ne.jp
  • Port:
    587
  • Username:
    y-waki@am.em-net.ne.jp
  • Password:
    waki0905

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.net
  • Port:
    587
  • Username:
    motherhen962@netzero.net
  • Password:
    Duck4887

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pembery.co.uk
  • Port:
    587
  • Username:
    151john@pembery.co.uk
  • Password:
    19111937A%5*

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.microlins.com.br
  • Port:
    587
  • Username:
    fin.manhumirim@microlins.com.br
  • Password:
    fin.manhumirim

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.guiri.co.uk
  • Port:
    587
  • Username:
    josemi88@guiri.co.uk
  • Password:
    v413nc14cf

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.com
  • Port:
    587
  • Username:
    twojdragos@netzero.com
  • Password:
    putter

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.frontier.com
  • Port:
    587
  • Username:
    jtholl@frontier.com
  • Password:
    bb1999

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ac.em-net.ne.jp
  • Port:
    587
  • Username:
    tm_yanai622@ac.em-net.ne.jp
  • Password:
    87124439

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.uu.em-net.ne.jp
  • Port:
    587
  • Username:
    h-tanaka@uu.em-net.ne.jp
  • Password:
    aw0101

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.net
  • Port:
    587
  • Username:
    jwarrin@netzero.net
  • Password:
    ASAP000

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.uu.em-net.ne.jp
  • Port:
    587
  • Username:
    komyu-boku@ar.em-net.ne.jp
  • Password:
    bokuking

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ak.em-net.ne.jp
  • Port:
    587
  • Username:
    banana_s@ak.em-net.ne.jp
  • Password:
    banana

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.net
  • Port:
    587
  • Username:
    ponygirl85@netzero.net
  • Password:
    maggie981

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.netzero.net
  • Port:
    587
  • Username:
    margeomatic.1@netzero.net
  • Password:
    tobias248

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nildram.co.uk
  • Port:
    587
  • Username:
    warmbier87@nildram.co.uk
  • Password:
    kingdom

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

systembc

C2

67.211.218.147:4001

Extracted

Family

redline

Botnet

Test1234

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://49.13.229.86

Attributes
  • url_path

    /c73eed764cc59dcb.php

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Extracted

Family

redline

Botnet

newpub

C2

185.215.113.67:26260

Targets

    • Target

      2219fa1e23dac10134da6a6be9d6634a250dc2fc4cfdac1ad48d6e41c9406203

    • Size

      1.8MB

    • MD5

      f5a33e2c9e2f68449a07778cc2edf846

    • SHA1

      9b1c77c93fdf834a281da35fb3d5060d6de64de6

    • SHA256

      2219fa1e23dac10134da6a6be9d6634a250dc2fc4cfdac1ad48d6e41c9406203

    • SHA512

      cacf32b567797196a636d17ab2457cbe1bbd25f339cef8bd46848abba8d0e60ebbb5937d378a3300c8c0f242743489ceb1909039ebcf9670cabaecf08afdb12e

    • SSDEEP

      49152:kcvZBay16INgG3P2GHYTAIEj6G3KdbeuBJI4:ki1tC3KX66cR/I

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect ZGRat V1

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

2
T1059.001

System Services

1
T1569

Service Execution

1
T1569.002

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Impair Defenses

1
T1562

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks