General

  • Target

    9f04034179c562e50d1ccaa04cca4af661996305f420642449604d938241a93e

  • Size

    7.7MB

  • Sample

    220312-epcfeaachl

  • MD5

    fce3d687fe1bd6ee17d9a75b8aa032fe

  • SHA1

    1d970ca53afdcaeb25eb33cae59b657b65a46554

  • SHA256

    9f04034179c562e50d1ccaa04cca4af661996305f420642449604d938241a93e

  • SHA512

    7206c9d45bf75457c490fff4a1c61cc0c4bf89c5cae84c5e9af474622a65e3cba1a3d40930952ff591bebcc13d9b3ab5a20c50e3a56dfd46ff581e6c1ed6bbce

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.71/cs/SkyDrive.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.71/cs/Fax.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.71/cs/RED.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.71/Offer/Offer.oo

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

5e952d9d2bbe82643afb1857a7befd7377f3a063

Attributes
  • url4cnc

    http://185.3.95.153/sbjoahera

    http://185.163.204.22/sbjoahera

    https://t.me/sbjoahera

rc4.plain
rc4.plain

Targets

    • Target

      9f04034179c562e50d1ccaa04cca4af661996305f420642449604d938241a93e

    • Size

      7.7MB

    • MD5

      fce3d687fe1bd6ee17d9a75b8aa032fe

    • SHA1

      1d970ca53afdcaeb25eb33cae59b657b65a46554

    • SHA256

      9f04034179c562e50d1ccaa04cca4af661996305f420642449604d938241a93e

    • SHA512

      7206c9d45bf75457c490fff4a1c61cc0c4bf89c5cae84c5e9af474622a65e3cba1a3d40930952ff591bebcc13d9b3ab5a20c50e3a56dfd46ff581e6c1ed6bbce

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

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

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

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

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

    • suricata: ET MALWARE GCleaner Downloader Activity M5

      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)

    • 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 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 Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

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

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

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

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

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

    • Modifies boot configuration data using bcdedit

    • OnlyLogger Payload

    • Vidar Stealer

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • UPX packed file

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

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Hidden Files and Directories

1
T1158

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

3
T1089

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks