General

  • Target

    15FD29325E11AA1777BDDE1E09829784.exe

  • Size

    3.2MB

  • Sample

    210809-8ybngf86m2

  • MD5

    15fd29325e11aa1777bdde1e09829784

  • SHA1

    276c234a544054072593fb3b87e2a37f81e4f3c5

  • SHA256

    2ec6c6341ff83005a6515d942976d2092549312d419a29e59d0efb15d65749bf

  • SHA512

    53a1d60c2e6b679b89effb81da0cc0bce4d26644d5ce190258ce6d9821802bb8aa1f349a61567d4806f19acbcdb34e6a3cb66d72a4a8169223165c7396eda02d

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

installs

C2

178.32.202.118:43127

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

raccoon

Botnet

9fd53b475fc64a3ea667b6e92477d7b54c1560a6

Attributes
  • url4cnc

    https://telete.in/comnixlinnf4

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

40

Botnet

828

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    828

Extracted

Family

redline

Botnet

61K_Combo

C2

45.14.49.117:14251

Extracted

Family

vidar

Version

40

Botnet

937

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

fickerstealer

C2

daymong.ru:80

Targets

    • Target

      15FD29325E11AA1777BDDE1E09829784.exe

    • Size

      3.2MB

    • MD5

      15fd29325e11aa1777bdde1e09829784

    • SHA1

      276c234a544054072593fb3b87e2a37f81e4f3c5

    • SHA256

      2ec6c6341ff83005a6515d942976d2092549312d419a29e59d0efb15d65749bf

    • SHA512

      53a1d60c2e6b679b89effb81da0cc0bce4d26644d5ce190258ce6d9821802bb8aa1f349a61567d4806f19acbcdb34e6a3cb66d72a4a8169223165c7396eda02d

    • Fickerstealer

      Ficker is an infostealer written in Rust and ASM.

    • 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

    • 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.

    • Raccoon Stealer Payload

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Possible Dridex Download URI Struct with no referer

      suricata: ET MALWARE Possible Dridex Download URI Struct with no referer

    • 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 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 Win32/Ficker Stealer Activity M3

      suricata: ET MALWARE Win32/Ficker Stealer Activity M3

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks