General

  • Target

    d7acd98bc3c4d569278332dbf9807301c5d93f3a2df7042a4cb45575e610f0fa

  • Size

    335KB

  • Sample

    211216-kr4wbscdam

  • MD5

    f7afabac19552c07661e27eca809d08d

  • SHA1

    21a8e0dd005aabd27db4148bad26f6e9c2b24c01

  • SHA256

    d7acd98bc3c4d569278332dbf9807301c5d93f3a2df7042a4cb45575e610f0fa

  • SHA512

    532ba1ad9d78ffde5f3b4bc6c2c67a649befada1dad369fd3d3e1e423387dc0c4f6d6f8f1af736b7ea19ebab6052a9c8ff8fe144e35ec01dd3ae6173022e618e

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

Family

tofsee

C2

mubrikych.top

oxxyfix.xyz

Targets

    • Target

      d7acd98bc3c4d569278332dbf9807301c5d93f3a2df7042a4cb45575e610f0fa

    • Size

      335KB

    • MD5

      f7afabac19552c07661e27eca809d08d

    • SHA1

      21a8e0dd005aabd27db4148bad26f6e9c2b24c01

    • SHA256

      d7acd98bc3c4d569278332dbf9807301c5d93f3a2df7042a4cb45575e610f0fa

    • SHA512

      532ba1ad9d78ffde5f3b4bc6c2c67a649befada1dad369fd3d3e1e423387dc0c4f6d6f8f1af736b7ea19ebab6052a9c8ff8fe144e35ec01dd3ae6173022e618e

    • 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

    • Tofsee

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

    • 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 Win32/Vidar Variant Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • Arkei Stealer Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

3
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks