djvu | 2a95ce43c87b8a26be71a459eae796a572422bd99cf0b9a3580a3a68e7dbd1a2

Resubmissions

23-10-2021 15:52

211023-tbkbesdcfm 10

22-10-2021 17:40

211022-v8trsscggr 10

22-10-2021 15:55

211022-tc9ygacgan 10

22-10-2021 14:38

211022-rz1bfabgb8 10

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General

Target

Fri051e1e7444.exe
Size

403KB
Sample

211022-v8trsscggr
MD5

b4c503088928eef0e973a269f66a0dd2
SHA1

eb7f418b03aa9f21275de0393fcbf0d03b9719d5
SHA256

2a95ce43c87b8a26be71a459eae796a572422bd99cf0b9a3580a3a68e7dbd1a2
SHA512

c6fe2e2b5fbf9348701d1721f2b7ac7589b04b0308ae152e3a7186692b14f35e55bc7eed0c94a03031837b6f2b6aa4dc8d094aefce02913f1fbc4dedea452465

Malware Config

Extracted

Path

C:\_readme.txt

Family

djvu

Ransom Note

ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-pk3SGFlmek Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: manager@mailtemp.ch Reserve e-mail address to contact us: supporthelp@airmail.cc Your personal ID: 0341gSd743dw5bW9VHoXUsivc5FZ0yEV7QenO6CpYtFwFaxwujj

Emails

manager@mailtemp.ch

supporthelp@airmail.cc

URLs

https://we.tl/t-pk3SGFlmek

Extracted

Family

vidar

Version

41.5

Botnet

903

https://mas.to/@xeroxxx

Attributes

profile_id
903

Extracted

Family

smokeloader

Version

2020

http://gejajoo7.top/

http://sysaheu9.top/

rc4.i32

Extracted

Family

vidar

Version

41.5

Botnet

937

https://mas.to/@xeroxxx

Attributes

profile_id
937

Extracted

Family

redline

205.185.119.191:60857

Extracted

Family

vidar

Version

41.5

Botnet

921

https://mas.to/@xeroxxx

Attributes

profile_id
921

Extracted

Family

raccoon

Botnet

7c9b4504a63ed23664e38808e65948379b790395

Attributes

url4cnc
http://telegka.top/capibar
http://telegin.top/capibar
https://t.me/capibar

rc4.plain

Extracted

Family

vidar

Version

41.5

Botnet

933

https://mas.to/@xeroxxx

Attributes

profile_id
933

Extracted

Family

djvu

http://rlrz.org/lancer

Targets

- Target
  
  Fri051e1e7444.exe
- Size
  
  403KB
- MD5
  
  b4c503088928eef0e973a269f66a0dd2
- SHA1
  
  eb7f418b03aa9f21275de0393fcbf0d03b9719d5
- SHA256
  
  2a95ce43c87b8a26be71a459eae796a572422bd99cf0b9a3580a3a68e7dbd1a2
- SHA512
  
  c6fe2e2b5fbf9348701d1721f2b7ac7589b04b0308ae152e3a7186692b14f35e55bc7eed0c94a03031837b6f2b6aa4dc8d094aefce02913f1fbc4dedea452465
Score

10^/10

djvu raccoon redline smokeloader socelars vidar xmrig zloader 7c9b4504a63ed23664e38808e65948379b790395 903 921 933 937 backdoor botnet collection discovery evasion infostealer miner persistence ransomware spyware stealer suricata trojan
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- Raccoon
  Simple but powerful infostealer which was very active in 2019.
  stealer raccoon
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Socelars
  Socelars is an infostealer targeting browser cookies and credit card credentials.
  stealer socelars
- Socelars Payload
- Suspicious use of NtCreateProcessExOtherParentProcess
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Windows security bypass
  evasion trojan
- Zloader, Terdot, DELoader, ZeusSphinx
  Zloader is a malware strain that was initially discovered back in August 2015.
  trojan botnet zloader
- suricata: ET MALWARE DCRAT Activity (GET)
  suricata: ET MALWARE DCRAT Activity (GET)
  suricata
- suricata: ET MALWARE GCleaner Downloader Activity M5
  suricata: ET MALWARE GCleaner Downloader Activity M5
  suricata
- suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01
  suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01
  suricata
- suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload
  suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload
  suricata
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
  suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
  suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt
  suricata
- suricata: ET MALWARE Win32/Kelihos.F exe Download 2
  suricata: ET MALWARE Win32/Kelihos.F exe Download 2
  suricata
- xmrig
  XMRig is a high performance, open source, cross platform CPU/GPU miner.
  miner xmrig
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Drops file in Drivers directory
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Identifies Wine through registry keys
  Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
  evasion
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses Microsoft Outlook accounts
  collection
- Accesses Microsoft Outlook profiles
  collection
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Checks whether UAC is enabled
  evasion trojan
- 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.
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1