General

  • Target

    9.exe

  • Size

    3.1MB

  • Sample

    210528-6v178zjjd2

  • MD5

    1efa26e2977e7eba7fc9c350e96f3639

  • SHA1

    b8e784a9f0ff08772c2f76dfe63a3c507487fbdf

  • SHA256

    0cddfe614cd10c31be9588a4099d440e26713564f7c47eab3904722cee3d5eb8

  • SHA512

    1b014699c8b6c57c6b50201f9ba99793a5fe12d656043dc5f16b0f4d94a620abede14db7759d9aa33b32b16d4cfc7bc385f3a74c088d889f0a4730758e8c57b4

Malware Config

Extracted

Family

vidar

Version

38.9

Botnet

706

C2

https://HAL9THapi.faceit.compavel23puef

Attributes
  • profile_id

    706

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      9.exe

    • Size

      3.1MB

    • MD5

      1efa26e2977e7eba7fc9c350e96f3639

    • SHA1

      b8e784a9f0ff08772c2f76dfe63a3c507487fbdf

    • SHA256

      0cddfe614cd10c31be9588a4099d440e26713564f7c47eab3904722cee3d5eb8

    • SHA512

      1b014699c8b6c57c6b50201f9ba99793a5fe12d656043dc5f16b0f4d94a620abede14db7759d9aa33b32b16d4cfc7bc385f3a74c088d889f0a4730758e8c57b4

    • ElysiumStealer

      ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • 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 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks