arkei

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General

Target

f36cafc1a98fc591a35399b7424f6e176c0e924ab25024a2b0a03ebcd28566d7
Size

4.0MB
Sample

220313-vx5pxsafbm
MD5

39c5f5fc17fb99c46b1e39dca217ba2b
SHA1

bf6bd8a73547db5406a2d2240acc98a87693239a
SHA256

f36cafc1a98fc591a35399b7424f6e176c0e924ab25024a2b0a03ebcd28566d7
SHA512

1ac21f941db72be1093603fbd35e3e3f7a3d1796e8d84c4e1c4c700a160f1f1102bc86dfe633d75c0b14a40f7d98efe8d7f01fcc21d6ec4c3c7c9fcb5ae88502

Malware Config

Extracted

Family

redline

Botnet

DomAni

varinnitof.xyz:80

Extracted

Family

redline

Botnet

ruzki000

86.107.197.196:63065

Attributes

auth_value
80fac7f67bd38aa709bbeef7a44ccb47

Extracted

Family

arkei

Botnet

Default

http://62.204.41.133/TnoGfVj67h.php

Extracted

Family

vidar

Version

50.7

Botnet

937

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l

Attributes

profile_id
937

Extracted

Family

djvu

http://fuyt.org/test3/get.php

Attributes

extension
.xcbg
offline_id
y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1
payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

redline

Botnet

pizzadlyashekera

65.108.101.231:14648

Attributes

auth_value
7d6b3cb15fc835e113d8c22bd7cfe2b4

Extracted

Family

redline

Botnet

ruzki12_03

176.122.23.55:11768

Attributes

auth_value
c51ddc8008e8581a01cec6e8291c5530

Extracted

Family

redline

Botnet

Installs

94.23.1.92:12857

Attributes

auth_value
c8e146507a5c0004dfcc77a7c5f15bc2

Extracted

Family

redline

Botnet

ruz876

185.215.113.7:5186

Attributes

auth_value
4750f6742a496bbe74a981d51e7680ad

Targets

- Target
  
  f36cafc1a98fc591a35399b7424f6e176c0e924ab25024a2b0a03ebcd28566d7
- Size
  
  4.0MB
- MD5
  
  39c5f5fc17fb99c46b1e39dca217ba2b
- SHA1
  
  bf6bd8a73547db5406a2d2240acc98a87693239a
- SHA256
  
  f36cafc1a98fc591a35399b7424f6e176c0e924ab25024a2b0a03ebcd28566d7
- SHA512
  
  1ac21f941db72be1093603fbd35e3e3f7a3d1796e8d84c4e1c4c700a160f1f1102bc86dfe633d75c0b14a40f7d98efe8d7f01fcc21d6ec4c3c7c9fcb5ae88502
Score

10^/10

onlylogger redline tofsee domani ruzki000 aspackv2 evasion infostealer loader persistence spyware stealer suricata trojan upx arkei djvu vidar 937 default installs pizzadlyashekera ruz876 ruzki12_03 ransomware
- Arkei
  Arkei is an infostealer written in C++.
  stealer arkei
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- OnlyLogger
  A tiny loader that uses IPLogger to get its payload.
  loader onlylogger
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Tofsee
  Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
  trojan tofsee
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE Danabot Key Exchange Request
  suricata: ET MALWARE Danabot Key Exchange Request
  suricata
- suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
  suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
  suricata
- suricata: ET MALWARE GCleaner Downloader Activity M5
  suricata: ET MALWARE GCleaner Downloader Activity M5
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
  suricata
- suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
  suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
  suricata
- suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)
  suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)
  suricata
- suricata: ET MALWARE Win32.Raccoon Stealer Checkin M6
  suricata: ET MALWARE Win32.Raccoon Stealer Checkin M6
  suricata
- suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- OnlyLogger Payload
- Vidar Stealer
  stealer
- ASPack v2.12-2.42
  Detects executables packed with ASPack v2.12-2.42
  aspackv2
- Creates new service(s)
  persistence
- Downloads MZ/PE file
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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.
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- 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.
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

New Service

T1050

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

New Service

T1050

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Disabling Security Tools

T1089

Virtualization/Sandbox Evasion

T1497

Install Root Certificate

T1130

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Process Discovery

T1057

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Web Service

T1102

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Extracted

Targets

Detected Djvu ransomware

Djvu Ransomware

Modifies Windows Defender Real-time Protection settings

OnlyLogger

RedLine

RedLine Payload

Suspicious use of NtCreateUserProcessOtherParentProcess

Tofsee

Vidar

suricata: ET MALWARE Danabot Key Exchange Request

suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

suricata: ET MALWARE GCleaner Downloader Activity M5

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)

suricata: ET MALWARE Win32.Raccoon Stealer Checkin M6

suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

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

OnlyLogger Payload

Vidar Stealer

ASPack v2.12-2.42

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

UPX packed file

Checks BIOS information in registry

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Adds Run key to start application

Checks whether UAC is enabled

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2