General

  • Target

    DownFlSetup999.exe

  • Size

    68KB

  • Sample

    211024-dt7lnsdhbr

  • MD5

    ca9086de3f408d228e80d70078b92daa

  • SHA1

    efb3169c11d03008d928e8b0b337a0f586abeaca

  • SHA256

    92f6a6f2bac6d00837a05c422753c4bbf525842bbb30b4e5a1878f58e4752ac9

  • SHA512

    95e675cb0aac1087e930904000c88f2214c79f765ccfe8831b2af572a8ce0282d1d15b677fc6892ae6e6f8604db78d13833e2357d896f969a0af43c6935927e8

Malware Config

Targets

    • Target

      DownFlSetup999.exe

    • Size

      68KB

    • MD5

      ca9086de3f408d228e80d70078b92daa

    • SHA1

      efb3169c11d03008d928e8b0b337a0f586abeaca

    • SHA256

      92f6a6f2bac6d00837a05c422753c4bbf525842bbb30b4e5a1878f58e4752ac9

    • SHA512

      95e675cb0aac1087e930904000c88f2214c79f765ccfe8831b2af572a8ce0282d1d15b677fc6892ae6e6f8604db78d13833e2357d896f969a0af43c6935927e8

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks