Overview

overview

10

Static

static

7

977c2c64d9...95.exe

windows7-x64

10

977c2c64d9...95.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    977c2c64d9fab63868834f7608f1aaf9c5f2b9eed37405964791f94f54589f95.exe

  • Size

    2.3MB

  • Sample

    240726-e94emazeqa

  • MD5

    03ba96beafa71789414d0c9ed40c41ad

  • SHA1

    4e6826256eb92f7b9b106e31b9c1619559d535fa

  • SHA256

    977c2c64d9fab63868834f7608f1aaf9c5f2b9eed37405964791f94f54589f95

  • SHA512

    7e1ffeb5df7d30e1f70dac8d3aaf6ec9e89bc45af459c8272bf3ed37bb2a91e10664a2d13a0126fc3a95defc5323cdd5ed9080908be91c6d25806ef26651d82d

  • SSDEEP

    49152:/zwkuPNZCkLOVtOk5qwqDJg3yw/JhBnLtxhA6v/e33g:8TrLObO9QxpvA6vv

Score
10/10
fatalratdiscoveryevasioninfostealerratthemidatrojan

Malware Config

Targets

    • Target

      977c2c64d9fab63868834f7608f1aaf9c5f2b9eed37405964791f94f54589f95.exe

    • Size

      2.3MB

    • MD5

      03ba96beafa71789414d0c9ed40c41ad

    • SHA1

      4e6826256eb92f7b9b106e31b9c1619559d535fa

    • SHA256

      977c2c64d9fab63868834f7608f1aaf9c5f2b9eed37405964791f94f54589f95

    • SHA512

      7e1ffeb5df7d30e1f70dac8d3aaf6ec9e89bc45af459c8272bf3ed37bb2a91e10664a2d13a0126fc3a95defc5323cdd5ed9080908be91c6d25806ef26651d82d

    • SSDEEP

      49152:/zwkuPNZCkLOVtOk5qwqDJg3yw/JhBnLtxhA6v/e33g:8TrLObO9QxpvA6vv

    Score
    10/10
    fatalratdiscoveryevasioninfostealerratthemidatrojan

    • FatalRat

      FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

      infostealerratfatalrat

    • Fatal Rat payload

      ratinfostealer

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks