General

  • Target

    901caedcbf4e9285d14a2039d55fd6a8e2d5c6bc8ed118874854a9055ca19fa7

  • Size

    334KB

  • Sample

    211216-dj4f9sbhal

  • MD5

    eb3438963d798545d8ec5b577d9adcf1

  • SHA1

    9e49405b8154f8e0474fd7159b56c1d51d39e465

  • SHA256

    901caedcbf4e9285d14a2039d55fd6a8e2d5c6bc8ed118874854a9055ca19fa7

  • SHA512

    fd4de64097020189b6346b4a14d1534803a0b30dfc51422697b2d526b1541bd3c90dd185fc6f41a246953ce4822b13ce78ef22dc9724e1209f4775f4860934e3

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

icedid

Campaign

3372020928

C2

jeliskvosh.com

Extracted

Family

redline

Botnet

22

C2

195.133.47.114:38127

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://45.77.127.230:8888

Targets

    • Target

      901caedcbf4e9285d14a2039d55fd6a8e2d5c6bc8ed118874854a9055ca19fa7

    • Size

      334KB

    • MD5

      eb3438963d798545d8ec5b577d9adcf1

    • SHA1

      9e49405b8154f8e0474fd7159b56c1d51d39e465

    • SHA256

      901caedcbf4e9285d14a2039d55fd6a8e2d5c6bc8ed118874854a9055ca19fa7

    • SHA512

      fd4de64097020189b6346b4a14d1534803a0b30dfc51422697b2d526b1541bd3c90dd185fc6f41a246953ce4822b13ce78ef22dc9724e1209f4775f4860934e3

    • Arkei

      Arkei is an infostealer written in C++.

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • VKeylogger

      A keylogger first seen in Nov 2020.

    • VKeylogger Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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 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 Win32/IcedID Request Cookie

      suricata: ET MALWARE Win32/IcedID Request Cookie

    • suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • Arkei Stealer Payload

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

    • Blocklisted process makes network request

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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 web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks