Resubmissions

06-06-2023 18:04

230606-wnzyrafe2w 10

06-06-2023 15:38

230606-s29hkaeh9z 10

General

  • Target

    04235799.bin

  • Size

    5KB

  • Sample

    230606-s29hkaeh9z

  • MD5

    8ce1f6882edc51f701bbe648e40dd133

  • SHA1

    496b3df4657e9d11df14a8ad267061d97249b511

  • SHA256

    188e97ba18d7394cb3949e66c8aeb062e3ea8675371d0ee2b5126b52366530ae

  • SHA512

    5826ea307fa12db5a8005fae8758314c0810e956ead3504fda7cadaccdbe737d609dfdfdc51996ab2eb350eae20398f8fbb97b16aa01f2af373c1ba20767d7d6

  • SSDEEP

    48:6jtGAK8lb9ivcfaFSfkQLJhyPFlL8thCb/IExQpwOulavTqXSfbNtm:OI0iUaakQqDgtmQpmsvNzNt

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19048

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

lokibot

C2

http://194.180.48.58/morgan/five/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

http://171.22.30.147/chang2/five/fre.php

http://161.35.102.56/~nikol/?p=2132

Extracted

Family

warzonerat

C2

103.212.81.157:11011

Extracted

Family

remcos

Botnet

RemoteHost

C2

pekonomia.duckdns.org:30861

Attributes
  • audio_folder

    MicRecords

  • 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

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-B0VP4N

  • 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

Extracted

Family

redline

Botnet

@Germany

C2

185.81.68.115:2920

Attributes
  • auth_value

    9d15d78194367a949e54a07d6ce02c62

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.grad-vodice.hr
  • Port:
    587
  • Username:
    marija.bilac@grad-vodice.hr
  • Password:
    pKs9zy8Nn1
  • Email To:
    bala.xcmcme.ae@skiff.com

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6184780923:AAHbCGrBU_2zg9A-73yTyKKCMGf1tkzUFbM/sendMessage?chat_id=759814203

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

141.98.102.235:16296

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://transparenciacanaa.com.br/cidadejunina/js/vendor/debug2.ps1

Extracted

Family

nanocore

Version

1.2.2.0

C2

ezemnia3.ddns.net:62335

91.193.75.178:62335

Mutex

954449b5-566c-46fe-92f0-8eb82a7f77b0

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    91.193.75.178

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2023-01-23T18:14:17.620110936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    62335

  • default_group

    Cashout

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    954449b5-566c-46fe-92f0-8eb82a7f77b0

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    ezemnia3.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Extracted

Family

asyncrat

Version

0.5.6A

C2

richard4545.loseyourip.com:6606

richard4545.loseyourip.com:7707

richard4545.loseyourip.com:8808

richard4545.loseyourip.com:3850

richard4545.loseyourip.com:3845

103.212.81.152:6606

103.212.81.152:7707

103.212.81.152:8808

103.212.81.152:3850

103.212.81.152:3845

Mutex

cccphnbynt

Attributes
  • delay

    5

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      04235799.bin

    • Size

      5KB

    • MD5

      8ce1f6882edc51f701bbe648e40dd133

    • SHA1

      496b3df4657e9d11df14a8ad267061d97249b511

    • SHA256

      188e97ba18d7394cb3949e66c8aeb062e3ea8675371d0ee2b5126b52366530ae

    • SHA512

      5826ea307fa12db5a8005fae8758314c0810e956ead3504fda7cadaccdbe737d609dfdfdc51996ab2eb350eae20398f8fbb97b16aa01f2af373c1ba20767d7d6

    • SSDEEP

      48:6jtGAK8lb9ivcfaFSfkQLJhyPFlL8thCb/IExQpwOulavTqXSfbNtm:OI0iUaakQqDgtmQpmsvNzNt

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Amadey

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

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Lokibot

      Lokibot is a Password and CryptoCoin Wallet Stealer.

    • Modifies Windows Defender Real-time Protection settings

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • RedLine

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

    • RedLine payload

    • Remcos

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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

    • XMRig Miner payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Async RAT payload

    • Warzone RAT payload

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Uses the VBS compiler for execution

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Scripting

1
T1064

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks