Resubmissions

08-05-2024 09:27

240508-lex3padf6x 3

08-05-2024 07:40

240508-jhrnzacc76 10

02-05-2024 08:07

240502-jz73aach8v 3

29-04-2024 07:01

240429-hs9f4ada65 3

29-04-2024 06:59

240429-hr6ntada47 3

29-04-2024 06:31

240429-hafq3acf45 3

25-04-2024 09:44

240425-lqz2eshe65 3

25-04-2024 09:43

240425-lp8l6she54 3

24-04-2024 10:48

240424-mwdaaaha2w 3

23-04-2024 11:21

240423-nf4b7sff99 10

General

  • Target

    b28242123ed2cf6000f0aa036844bd29

  • Size

    87KB

  • Sample

    240311-n7w27sbf5s

  • MD5

    b28242123ed2cf6000f0aa036844bd29

  • SHA1

    915f41a6c59ed743803ea0ddde08927ffd623586

  • SHA256

    fd563cf7c0c862ab910cf558b5a123354b616e84902d277edf09f378ff6f9786

  • SHA512

    08e5966ca90f08c18c582e6c67d71186a6f9c025fc9f78020e1ce202814de094171111b7f3623d81f7371acdf92206446f7c0425e08e8f5f5b6fd969007d9fca

  • SSDEEP

    1536:0A1KsVHBnVJ0T1rFTQHUPx+nVP7ZSRILMZoXyqqEbzPCAdt6rFTc:0A1rVIrFTOUsnVP7sRILgAPCvrFTc

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\#README_EMAN#.rtf

Ransom Note
{\rtf1\ansi\ansicpg1251\deff0\nouicompat\deflang1049{\fonttbl{\f0\fnil\fcharset0 Calibri;}{\f1\fnil\fcharset204 Calibri;}} {\colortbl ;\red255\green0\blue0;\red0\green77\blue187;\red0\green176\blue80;\red0\green0\blue255;\red255\green255\blue255;} {\*\generator Riched20 10.0.15063}\viewkind4\uc1 \pard\ri-500\sa200\sl240\slmult1\qc\tx8804\ul\b\f0\fs28\lang1033 HOW TO RECOVER YOUR FILES INSTRUCTION\ulnone\f1\lang1049\par \pard\ri-74\sl240\slmult1\tx8378\cf1\f0\fs24\lang1033 ATENTION!!!\par \cf0\b0 We are realy sorry to inform you that \b ALL YOUR FILES WERE ENCRYPTED \par \b0 by our automatic software. It became possible because of bad server security. \par \cf1\b ATENTION!!!\par \cf0\b0 Please don't worry, we can help you to \b RESTORE\b0 your server to original\par state and decrypt all your files quickly and safely!\par \b\par \cf2 INFORMATION!!!\par \cf0\b0 Files are not broken!!!\par Files were encrypted with AES-128+RSA-2048 crypto algorithms.\par There is no way to decrypt your files without unique decryption key and special software. Your unique decryption key is securely stored on our server. For our safety, all information about your server and your decryption key will be automaticaly \b DELETED AFTER 7 DAYS! \b0 You will irrevocably lose all your data!\par \i * Please note that all the attempts to recover your files by yourself or using third party tools will result only in irrevocable loss of your data!\par * Please note that you can recover files only with your unique decryption key, which stored on our side. If you will use the help of third parties, you will only add a middleman.\f1\lang1049\par \i0\f0\lang1033\par \cf3\b HOW TO RECOVER FILES???\par \cf0\b0 Please write us to the e-mail \i (write on English or use professional translator)\i0 :\par \pard\sl240\slmult1\b\fs28 EncodeMan@qq.com\par EncodeMan@protonmail.com\par EncodeMan@tutanota.com\cf1\fs24\par You have to send your message on each of our 3 emails\f1\lang1049 \f0\lang1033 due to the fact that the message may not reach their intended recipient for a variety of reasons!\fs28\par \pard\ri-74\sl240\slmult1\tx8378\cf0\b0\fs24 \par In subject line write your personal ID:\par \b\fs28 0F9044BB9117E410\par \b0\fs24 We recommed you to attach 3 encrypted files to your message. We will demonstrate that we can recover your files. \f1\lang1049\par \i * \f0\lang1033 \f1\lang1049 \f0\lang1033 Please note that files must not contain any valuable information and their total size must be less than 5Mb. \par \i0\par \cf1\b OUR ADVICE!!!\par \cf0\b0 Please be sure that we will find common languge. We will restore all the data and give you recommedations how to configure the protection of your server.\par \ul\b\par We will definitely reach an agreement ;) !!!\b0\par \ulnone\par \fs20 \par \par \par \par \par \par \par \pard\ri-74\sl240\slmult1\qc\tx8378\b\fs24 ALTERNATIVE COMMUNICATION\par \b0\fs20\par \pard\ri-74\sl240\slmult1\tx8378 \f1\lang1049 If y\'eeu did n\'eet r\'e5c\'e5iv\'e5 th\'e5 \'e0nsw\'e5r fr\'eem th\'e5 \'e0f\'eer\'e5cit\'e5d \'e5m\'e0il\f0\lang1033 s\f1\lang1049 f\'eer m\'eer\'e5 th\f0\lang1033 e\f1\lang1049 n \f0\lang1033 24\f1\lang1049 h\f0\lang1033 o\f1\lang1049 urs\f0\lang1033 please s\f1\lang1049\'e5\f0\lang1033 nd us Bitm\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 s fr\f1\lang1049\'ee\f0\lang1033 m \f1\lang1049\'e0\f0\lang1033 w\f1\lang1049\'e5\f0\lang1033 b br\f1\lang1049\'ee\f0\lang1033 ws\f1\lang1049\'e5\f0\lang1033 r thr\f1\lang1049\'ee\f0\lang1033 ugh th\f1\lang1049\'e5\f0\lang1033 w\f1\lang1049\'e5\f0\lang1033 bp\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 {{\field{\*\fldinst{HYPERLINK https://bitmsg.me }}{\fldrslt{https://bitmsg.me\ul0\cf0}}}}\f0\fs20 . B\f1\lang1049\'e5\f0\lang1033 l\f1\lang1049\'ee\f0\lang1033 w is \f1\lang1049\'e0\f0\lang1033 tut\f1\lang1049\'ee\f0\lang1033 ri\f1\lang1049\'e0\f0\lang1033 l \f1\lang1049\'ee\f0\lang1033 n h\f1\lang1049\'ee\f0\lang1033 w t\f1\lang1049\'ee\f0\lang1033 s\f1\lang1049\'e5\f0\lang1033 nd bitm\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 vi\f1\lang1049\'e0\f0\lang1033 w\f1\lang1049\'e5\f0\lang1033 b br\f1\lang1049\'ee\f0\lang1033 ws\f1\lang1049\'e5\f0\lang1033 r:\par 1. \f1\lang1049\'ce\f0\lang1033 p\f1\lang1049\'e5\f0\lang1033 n in y\f1\lang1049\'ee\f0\lang1033 ur br\f1\lang1049\'ee\f0\lang1033 ws\f1\lang1049\'e5\f0\lang1033 r th\f1\lang1049\'e5\f0\lang1033 link {{\field{\*\fldinst{HYPERLINK https://bitmsg.me/users/sign_up }}{\fldrslt{https://bitmsg.me/users/sign_up\ul0\cf0}}}}\f0\fs20 \f1\lang1049\'e0\f0\lang1033 nd m\f1\lang1049\'e0\f0\lang1033 k\f1\lang1049\'e5\f0\lang1033 th\f1\lang1049\'e5\f0\lang1033 r\f1\lang1049\'e5\f0\lang1033 gistr\f1\lang1049\'e0\f0\lang1033 ti\f1\lang1049\'ee\f0\lang1033 n b\f1\lang1049\'f3\f0\lang1033 \f1\lang1049\'e5\f0\lang1033 nt\f1\lang1049\'e5\f0\lang1033 ring n\f1\lang1049\'e0\f0\lang1033 m\f1\lang1049\'e5\f0\lang1033 \f1\lang1049\'e5\f0\lang1033 m\f1\lang1049\'e0\f0\lang1033 il \f1\lang1049\'e0\f0\lang1033 nd p\f1\lang1049\'e0\f0\lang1033 ssw\f1\lang1049\'ee\f0\lang1033 rd.\par 2. \f1\lang1049\'d3\'ee\f0\lang1033 u must c\f1\lang1049\'ee\f0\lang1033 nfirm th\f1\lang1049\'e5\f0\lang1033 r\f1\lang1049\'e5\f0\lang1033 gistr\f1\lang1049\'e0\f0\lang1033 ti\f1\lang1049\'ee\f0\lang1033 n, r\f1\lang1049\'e5\f0\lang1033 turn t\f1\lang1049\'ee\f0\lang1033 \f1\lang1049\'f3\'ee\f0\lang1033 ur \f1\lang1049\'e5\f0\lang1033 m\f1\lang1049\'e0\f0\lang1033 il \f1\lang1049\'e0\f0\lang1033 nd f\f1\lang1049\'ee\f0\lang1033 ll\f1\lang1049\'ee\f0\lang1033 w th\f1\lang1049\'e5\f0\lang1033 instructi\f1\lang1049\'ee\f0\lang1033 ns th\f1\lang1049\'e0\f0\lang1033 t w\f1\lang1049\'e5\f0\lang1033 r\f1\lang1049\'e5\f0\lang1033 s\f1\lang1049\'e5\f0\lang1033 nt t\f1\lang1049\'ee\f0\lang1033 \f1\lang1049\'f3\'ee\f0\lang1033 u.\par 3. R\f1\lang1049\'e5\f0\lang1033 turn t\f1\lang1049\'ee\f0\lang1033 sit\f1\lang1049\'e5\f0\lang1033 \f1\lang1049\'e0\f0\lang1033 nd \f1\lang1049\'f1\f0\lang1033 lick \f1\lang1049 "\f0\lang1033 L\f1\lang1049\'ee\f0\lang1033 gin\f1\lang1049 "\f0\lang1033 l\f1\lang1049\'e0\f0\lang1033 b\f1\lang1049\'e5\f0\lang1033 l \f1\lang1049\'ee\f0\lang1033 r us\f1\lang1049\'e5\f0\lang1033 link {{\field{\*\fldinst{HYPERLINK https://bitmsg.me/users/sign_in }}{\fldrslt{https://bitmsg.me/users/sign_in\ul0\cf0}}}}\f0\fs20 , \f1\lang1049\'e5\f0\lang1033 nt\f1\lang1049\'e5\f0\lang1033 r \f1\lang1049\'f3\'ee\f0\lang1033 ur \f1\lang1049\'e5\f0\lang1033 m\f1\lang1049\'e0\f0\lang1033 il \f1\lang1049\'e0\f0\lang1033 nd p\f1\lang1049\'e0\f0\lang1033 ssw\f1\lang1049\'ee\f0\lang1033 rd \f1\lang1049\'e0\f0\lang1033 nd click th\f1\lang1049\'e5\f0\lang1033 "Sign in" butt\f1\lang1049\'ee\f0\lang1033 n. \f1\lang1049 \f0\lang1033\par 4. \f1\lang1049\'d1\f0\lang1033 lick th\f1\lang1049\'e5\f0\lang1033 "\f1\lang1049\'d1\f0\lang1033 r\f1\lang1049\'e5\'e0\f0\lang1033 t\f1\lang1049\'e5\f0\lang1033 R\f1\lang1049\'e0\f0\lang1033 nd\f1\lang1049\'ee\f0\lang1033 m \f1\lang1049\'e0\f0\lang1033 ddr\f1\lang1049\'e5\f0\lang1033 ss" butt\f1\lang1049\'ee\f0\lang1033 n.\par 5. \f1\lang1049\'d1\f0\lang1033 lick th\f1\lang1049\'e5\f0\lang1033 "N\f1\lang1049\'e5\f0\lang1033 w m\f1\lang1049\'e0\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 " butt\f1\lang1049\'ee\f0\lang1033 n.\par \b 6. S\f1\lang1049\'e5\f0\lang1033 nding m\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 :\par T\f1\lang1049\'ee\f0\lang1033 :\b0 \f1\lang1049\'c5\f0\lang1033 nt\f1\lang1049\'e5\f0\lang1033 r \f1\lang1049\'e0\f0\lang1033 ddr\f1\lang1049\'e5\f0\lang1033 ss: \b BM-2cXRWRW5Jv5hxbhgu2HJSJrtPf92iKshhm\par \pard\sl240\slmult1 Subj\f1\lang1049\'e5\'f1\f0\lang1033 t:\b0 \f1\lang1049\'c5\f0\lang1033 nt\f1\lang1049\'e5\f0\lang1033 r \f1\lang1049\'f3\'ee\f0\lang1033 ur ID: \b 0F9044BB9117E410\par M\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 : \b0 D\f1\lang1049\'e5\f0\lang1033 scrib\f1\lang1049\'e5\f0\lang1033 wh\f1\lang1049\'e0\f0\lang1033 t \f1\lang1049\'f3\'ee\f0\lang1033 u think n\f1\lang1049\'e5\f0\lang1033 c\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 r\f1\lang1049\'f3\f0\lang1033 .\par \pard\ri-74\sa200\sl240\slmult1\tx8378\f1\lang1049\'d1\f0\lang1033 lick th\f1\lang1049\'e5\f0\lang1033 "S\f1\lang1049\'e5\f0\lang1033 nd m\f1\lang1049\'e5\f0\lang1033 ss\f1\lang1049\'e0\f0\lang1033 g\f1\lang1049\'e5\f0\lang1033 " butt\f1\lang1049\'ee\f0\lang1033 n.\cf5\b\par \pard\sa200\sl240\slmult1\fs28 4D0iLllY\cf0\f1\fs32\lang1049\par \par }
Emails

EncodeMan@qq.com\par

EncodeMan@protonmail.com\par

EncodeMan@tutanota.com\cf1\fs24\par

URLs

https://bitmsg.me

https://bitmsg.me/users/sign_up

https://bitmsg.me/users/sign_in

Targets

    • Target

      b28242123ed2cf6000f0aa036844bd29

    • Size

      87KB

    • MD5

      b28242123ed2cf6000f0aa036844bd29

    • SHA1

      915f41a6c59ed743803ea0ddde08927ffd623586

    • SHA256

      fd563cf7c0c862ab910cf558b5a123354b616e84902d277edf09f378ff6f9786

    • SHA512

      08e5966ca90f08c18c582e6c67d71186a6f9c025fc9f78020e1ce202814de094171111b7f3623d81f7371acdf92206446f7c0425e08e8f5f5b6fd969007d9fca

    • SSDEEP

      1536:0A1KsVHBnVJ0T1rFTQHUPx+nVP7ZSRILMZoXyqqEbzPCAdt6rFTc:0A1rVIrFTOUsnVP7sRILgAPCvrFTc

    • Matrix Ransomware

      Targeted ransomware with information collection and encryption functionality.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Executes dropped EXE

    • Modifies file permissions

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

File and Directory Permissions Modification

1
T1222

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

3
T1490

Defacement

1
T1491

Tasks