General

  • Target

    7b122590b6d61f180b240711e50d671e.exe

  • Size

    328KB

  • Sample

    220118-kh522aaecm

  • MD5

    7b122590b6d61f180b240711e50d671e

  • SHA1

    a44b316893d548309d719321fb7e089d1cfc4a6c

  • SHA256

    9c34bfd0aabc8008e61d53b3071cd89791170168dd11d8ac048738ac4019ed5f

  • SHA512

    67db60a69b08165e96d1c67429804c880f5d173bd74fc17b16852a575c1856d9d241d002e29852ce35d6355a2933936a9b1f247e50b39c5e9af413d4131239c7

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

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

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

http://rfgsdfhfghdfjdghkj.xyz/

http://92.255.85.40/

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

Extracted

Family

raccoon

Version

1.8.5

Botnet

470193d69fd872b73819c5e70dc68242c10ccbce

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Targets

    • Target

      7b122590b6d61f180b240711e50d671e.exe

    • Size

      328KB

    • MD5

      7b122590b6d61f180b240711e50d671e

    • SHA1

      a44b316893d548309d719321fb7e089d1cfc4a6c

    • SHA256

      9c34bfd0aabc8008e61d53b3071cd89791170168dd11d8ac048738ac4019ed5f

    • SHA512

      67db60a69b08165e96d1c67429804c880f5d173bd74fc17b16852a575c1856d9d241d002e29852ce35d6355a2933936a9b1f247e50b39c5e9af413d4131239c7

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

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

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

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • 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

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

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