General

  • Target

    Pookies Bypasser.exe

  • Size

    235KB

  • Sample

    240511-yprpwaeg2w

  • MD5

    eaa079e27ede6b0a950044b79ac18a4f

  • SHA1

    ca1fcd2e66d31d069a70fb2498ee55222f0bc951

  • SHA256

    23d243e1536abc2db4f5fd8253b7cbe8b02ef16e49ffca91c7776e748d676f39

  • SHA512

    5912f2dcb1c1ef313bf54bd31321cdd14d4529a360e394424291df29c27225c6c8f7fe978ef4e7c75aa72040334fc0d9b4b4cb678ea6dd2b57c1c50ba68b9f96

  • SSDEEP

    6144:HloZM+rIkd8g+EtXHkv/iD4tFLGQWRJ60vSgR1E4Cb8e1mQfio:FoZtL+EP8tFLGQWRJ60vSgR1E7PKo

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1238640282531004477/06b9uqY_2um2o6x0GNt67QfaNnTpUORB-K_eDJZr__0RX2RELZrT_bkF2pvtk9uz6uu-

Targets

    • Target

      Pookies Bypasser.exe

    • Size

      235KB

    • MD5

      eaa079e27ede6b0a950044b79ac18a4f

    • SHA1

      ca1fcd2e66d31d069a70fb2498ee55222f0bc951

    • SHA256

      23d243e1536abc2db4f5fd8253b7cbe8b02ef16e49ffca91c7776e748d676f39

    • SHA512

      5912f2dcb1c1ef313bf54bd31321cdd14d4529a360e394424291df29c27225c6c8f7fe978ef4e7c75aa72040334fc0d9b4b4cb678ea6dd2b57c1c50ba68b9f96

    • SSDEEP

      6144:HloZM+rIkd8g+EtXHkv/iD4tFLGQWRJ60vSgR1E4Cb8e1mQfio:FoZtL+EP8tFLGQWRJ60vSgR1E7PKo

    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks