Resubmissions

13-04-2021 15:52

210413-cfxjl3yst2 10

General

  • Target

    Sirus_Pass_123 (2).zip

  • Size

    1.9MB

  • Sample

    210413-cfxjl3yst2

  • MD5

    88921e76b141c935fdae5c1b8c34262a

  • SHA1

    60ea1bc9b3c5a90b8871fc3fc0b6011bba35ad1c

  • SHA256

    f81281bfe730505713abf25de67b6b6a45882b51b7df5a1e9f75a9728e4ffb15

  • SHA512

    3a6e70bfe170f7a4d33bece276d1a0d2657999bfbd3467b795f3f8f97e4e4a87f0cbe9cc96c55405e85791d7f91e75ff83d18c4b2b9710a287983720d1e9e48c

Malware Config

Extracted

Family

raccoon

Botnet

1a329a10c40d1d7de968ac01620072546be15062

Attributes
  • url4cnc

    https://tttttt.me/jrrand0mer

rc4.plain
rc4.plain

Targets

    • Target

      Sirus.exe

    • Size

      2.2MB

    • MD5

      196ff748cced551629a1683e3d9d9b37

    • SHA1

      a7382072a4729771dec5b10bcf2d4895da444176

    • SHA256

      ae841b1c3d0c1a0e490c21d6e373e75d0b66c63f88431b6e89f3d58e434abc91

    • SHA512

      43c7dd0bb352ee970dc670fb517a388af52d39352c8d4bfc5ed23a135b311c9a7d18c8b98a9e01c0a955a5d42920f4c7cb41b74167041fe7c2632c5730f80861

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • Executes dropped EXE

    • Drops startup file

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks