Overview

overview

10

Static

static

1

RNSM00285.7z

windows7-x64

10

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General

  • Target

    RNSM00285.7z

  • Size

    4.4MB

  • Sample

    241119-wr4q4szapb

  • MD5

    0f3a44d5d6269a72d18e62de45e77381

  • SHA1

    fc3681d29d62e37d26ff13697c764bf1612bb65b

  • SHA256

    86c5188059a4fc949c9698c43e1a59229e0784c97fe70b46f3b49b2e96c107b0

  • SHA512

    16e60bd278822ce6b78d711b96fe26c73b5920433eaa8b476685f2f24e803640fbdb2749b3cad887cce33a4e5fe00db938f8690594d63683c5635f66e107823b

  • SSDEEP

    98304:J3M9IfbLlCUZnMRwQfEjGq7Hx7+RyvWwQORS5:Jc9IfbL4CMREjGkzQd5

Score
10/10
cerbergozibankerdefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwarespywarestealertrojanupx

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+xvjfp.txt

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/C880A8F6AE72BE9A 2. http://b4youfred5485jgsa3453f.italazudda.com/C880A8F6AE72BE9A 3. http://5rport45vcdef345adfkksawe.bematvocal.at/C880A8F6AE72BE9A If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization 3. Type in the address bar: fwgrhsao3aoml7ej.onion/C880A8F6AE72BE9A 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/C880A8F6AE72BE9A http://b4youfred5485jgsa3453f.italazudda.com/C880A8F6AE72BE9A http://5rport45vcdef345adfkksawe.bematvocal.at/C880A8F6AE72BE9A *-*-* Your personal page Tor-Browser: fwgrhsao3aoml7ej.ONION/C880A8F6AE72BE9A *-*-* Your personal identification ID: C880A8F6AE72BE9A
URLs

http://prest54538hnksjn4kjfwdbhwere.hotchunman.com/C880A8F6AE72BE9A

http://b4youfred5485jgsa3453f.italazudda.com/C880A8F6AE72BE9A

http://5rport45vcdef345adfkksawe.bematvocal.at/C880A8F6AE72BE9A

http://fwgrhsao3aoml7ej.onion/C880A8F6AE72BE9A

http://fwgrhsao3aoml7ej.ONION/C880A8F6AE72BE9A

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Recovery+dlefp.txt

Ransom Note
__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://rr7mdgjbjhbefvkhbashrg.ginnypecht.com/C880A8F6AE72BE9A 2. http://kk4dshfjn45tsnkdf34fg.tatiejava.at/C880A8F6AE72BE9A 3. http://94375hfsjhbdfkj5wfg.aladadear.com/C880A8F6AE72BE9A If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization 3. Type in the address bar: fwgrhsao3aoml7ej.onion/C880A8F6AE72BE9A 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *** Your personal pages: http://rr7mdgjbjhbefvkhbashrg.ginnypecht.com/C880A8F6AE72BE9A http://kk4dshfjn45tsnkdf34fg.tatiejava.at/C880A8F6AE72BE9A http://94375hfsjhbdfkj5wfg.aladadear.com/C880A8F6AE72BE9A *** Your personal page Tor-Browser: fwgrhsao3aoml7ej.ONION/C880A8F6AE72BE9A *** Your personal identification ID: C880A8F6AE72BE9A
URLs

http://rr7mdgjbjhbefvkhbashrg.ginnypecht.com/C880A8F6AE72BE9A

http://kk4dshfjn45tsnkdf34fg.tatiejava.at/C880A8F6AE72BE9A

http://94375hfsjhbdfkj5wfg.aladadear.com/C880A8F6AE72BE9A

http://fwgrhsao3aoml7ej.onion/C880A8F6AE72BE9A

http://fwgrhsao3aoml7ej.ONION/C880A8F6AE72BE9A

Extracted

Path

C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+aspum.txt

Ransom Note
NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA4096 More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA4096 Key , both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So , there are two ways you can choose: wait for a miracle and get your price doubled , or start obtaining BITCOIN NOW !!!!! , and restore your data easy way If You have really valuable data, you better not waste your time, because there is no other way to get your files , except make a payment For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below * http://t54ndnku456ngkwsudqer.wallymac.com/D3F9968D41E97A19 * http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D3F9968D41E97A19 * http://hrfgd74nfksjdcnnklnwefvdsf.materdunst.com/D3F9968D41E97A19 If for some reasons the addresses are not available, follow these steps * Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en * After a successful installation, run the browser * Type in the address bar: xlowfznrg4wf7dli.onion/D3F9968D41E97A19 * Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://t54ndnku456ngkwsudqer.wallymac.com/D3F9968D41E97A19 http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D3F9968D41E97A19 http://hrfgd74nfksjdcnnklnwefvdsf.materdunst.com/D3F9968D41E97A19
URLs

http://t54ndnku456ngkwsudqer.wallymac.com/D3F9968D41E97A19

http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/D3F9968D41E97A19

http://hrfgd74nfksjdcnnklnwefvdsf.materdunst.com/D3F9968D41E97A19

http://xlowfznrg4wf7dli.onion/D3F9968D41E97A19

Targets

    • Target

      RNSM00285.7z

    • Size

      4.4MB

    • MD5

      0f3a44d5d6269a72d18e62de45e77381

    • SHA1

      fc3681d29d62e37d26ff13697c764bf1612bb65b

    • SHA256

      86c5188059a4fc949c9698c43e1a59229e0784c97fe70b46f3b49b2e96c107b0

    • SHA512

      16e60bd278822ce6b78d711b96fe26c73b5920433eaa8b476685f2f24e803640fbdb2749b3cad887cce33a4e5fe00db938f8690594d63683c5635f66e107823b

    • SSDEEP

      98304:J3M9IfbLlCUZnMRwQfEjGq7Hx7+RyvWwQORS5:Jc9IfbL4CMREjGkzQd5

    Score
    10/10
    cerbergozibankerdefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwarespywarestealertrojanupx

    • Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

      ransomwarecerber

    • Cerber family

      cerber

    • Gozi

      Gozi is a well-known and widely distributed banking trojan.

      bankertrojangozi

    • Gozi family

      gozi

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (333) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Adds policy Run key to start application

      persistence

    • Contacts a large (676) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Sets service image path in registry

      persistence

    • Drops startup file

    • 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.

      spywarestealer

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Maps connected drives based on registry

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

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    • UPX packed file

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

      upx
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Direct Volume Access

1
T1006

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Registry

9
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Network Service Discovery

1
T1046

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Tasks