General

  • Target

    843140b0a3f095d74fe2682d3ae029d4da70a5bae79850cf047a72c9d4a882c0

  • Size

    285KB

  • Sample

    210924-r6g4fahbhk

  • MD5

    2c1a477bf201d3cae1e15c81d164fb05

  • SHA1

    5dba8661b62ac6ef622e7e14678369c1dc94f586

  • SHA256

    843140b0a3f095d74fe2682d3ae029d4da70a5bae79850cf047a72c9d4a882c0

  • SHA512

    4460f5217e1557bf99f79dc08eeebcc42814f9deb186b61429fa084fe5b4b81e6279007fac5d7d776610eb2bfdfcdbfbdc0e39ff5e911fa07f494651d283cd9d

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

qq

C2

135.181.142.223:30397

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

700$

C2

65.21.231.57:60751

Extracted

Family

raccoon

Botnet

bd5b779045cf6107054db68c14f4b36e389d6300

Attributes
  • url4cnc

    https://telete.in/justoprostohello

rc4.plain
rc4.plain

Targets

    • Target

      843140b0a3f095d74fe2682d3ae029d4da70a5bae79850cf047a72c9d4a882c0

    • Size

      285KB

    • MD5

      2c1a477bf201d3cae1e15c81d164fb05

    • SHA1

      5dba8661b62ac6ef622e7e14678369c1dc94f586

    • SHA256

      843140b0a3f095d74fe2682d3ae029d4da70a5bae79850cf047a72c9d4a882c0

    • SHA512

      4460f5217e1557bf99f79dc08eeebcc42814f9deb186b61429fa084fe5b4b81e6279007fac5d7d776610eb2bfdfcdbfbdc0e39ff5e911fa07f494651d283cd9d

    • 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

    • ServHelper

      ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Tofsee

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

    • Windows security bypass

    • suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

      suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

    • suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

      suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

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

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Modifies Windows Firewall

    • Sets DLL path for service in the registry

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Loads dropped DLL

    • 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 cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks