General

  • Target

    99639E6B7C98F49CC77BC3E2097D2428.exe

  • Size

    136KB

  • Sample

    210829-pvyq78t1gj

  • MD5

    99639e6b7c98f49cc77bc3e2097d2428

  • SHA1

    51480337b67e061cb3e7af56ef5f3f43ac2eaf6a

  • SHA256

    7982b6446285ca06d96a1bc1e0ac8a2618123664173bff105d02e22bf617c757

  • SHA512

    c65aca75bf41cec7140596808595a4eb0ba13863baafeb14cc2c25081f69595ad9fe2a245030cfe7a0c0013987a5669c6b02dab44edcc17fe6121a6852bd4044

Malware Config

Extracted

Family

raccoon

Botnet

c81fb6015c832710f869f6911e1aec18747e0184

Attributes
  • url4cnc

    https://telete.in/brikitiki

rc4.plain
rc4.plain

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Extracted

Family

oski

C2

hsagoi.ac.ug

Targets

    • Target

      99639E6B7C98F49CC77BC3E2097D2428.exe

    • Size

      136KB

    • MD5

      99639e6b7c98f49cc77bc3e2097d2428

    • SHA1

      51480337b67e061cb3e7af56ef5f3f43ac2eaf6a

    • SHA256

      7982b6446285ca06d96a1bc1e0ac8a2618123664173bff105d02e22bf617c757

    • SHA512

      c65aca75bf41cec7140596808595a4eb0ba13863baafeb14cc2c25081f69595ad9fe2a245030cfe7a0c0013987a5669c6b02dab44edcc17fe6121a6852bd4044

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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 Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M18

      suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M18

    • suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M3

      suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M3

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks