General

  • Target

    AnyDesk.exe

  • Size

    5.5MB

  • Sample

    230313-s3lswsba47

  • MD5

    33614c059849aaeacaa68422b11a9795

  • SHA1

    baf66bc7a279fcde9fa90708c153e06b89bb60d9

  • SHA256

    25884495d9c27c8b120bfab40bd28b7f5255b4916c54c7fb74a90dd8000bf44e

  • SHA512

    c211cfee30e6f3336a0d4aa8e44d91be4fb0399c2dc7d8a01b37d4264b44865c51037f5b6470f3aecd53cb551951132d80fbdba3b18fe0787cacd6166a66e5f6

  • SSDEEP

    98304:cKYGKdACTgvV6qPvZpgvXM/N3qZBO0cY2YPGvhP0JGom5:cp86qPvZ6v6NH0l7PXm5

Malware Config

Targets

    • Target

      AnyDesk.exe

    • Size

      5.5MB

    • MD5

      33614c059849aaeacaa68422b11a9795

    • SHA1

      baf66bc7a279fcde9fa90708c153e06b89bb60d9

    • SHA256

      25884495d9c27c8b120bfab40bd28b7f5255b4916c54c7fb74a90dd8000bf44e

    • SHA512

      c211cfee30e6f3336a0d4aa8e44d91be4fb0399c2dc7d8a01b37d4264b44865c51037f5b6470f3aecd53cb551951132d80fbdba3b18fe0787cacd6166a66e5f6

    • SSDEEP

      98304:cKYGKdACTgvV6qPvZpgvXM/N3qZBO0cY2YPGvhP0JGom5:cp86qPvZ6v6NH0l7PXm5

    • Lampion

      Lampion is a banking trojan, targeting Portuguese speaking countries.

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

    • Blocklisted process makes network request

    • 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

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

2
T1120

Tasks