Analysis

  • max time kernel
    300s
  • max time network
    297s
  • platform
    windows10-1703_x64
  • resource
    win10-20230831-en
  • resource tags

    arch:x64arch:x86image:win10-20230831-enlocale:en-usos:windows10-1703-x64system
  • submitted
    03/09/2023, 22:05

General

  • Target

    fcc6c949b39ac27cfc6188fb0a13192fca79904c9f6ab47561f79b57731af44b.exe

  • Size

    2.6MB

  • MD5

    ec978a71e520dc41b2dfe8a70a6186ca

  • SHA1

    d5d964621b910225e1d6dbd7b64e2b00e675cb20

  • SHA256

    fcc6c949b39ac27cfc6188fb0a13192fca79904c9f6ab47561f79b57731af44b

  • SHA512

    335e8c8b7660a0e216e6b0e7cc08251765fddd2d0e3b771058940c00a26a4d734d37d933ce616b95baf0fbb0aaba8ba0ae9b68c05075eb72f08a8802fc1cc4bc

  • SSDEEP

    49152:XFJjBfbbSHh0MNT9I/KovPAtQTkNkfLbL7lGPezMyxc7BB3jdXPNzFZ3e:1Ds0MNT6KIPWQAOfLbvlGRyxKJXhe

Malware Config

Signatures

  • Detects Arechclient2 RAT 1 IoCs

    Arechclient2.

  • Detects DLL dropped by Raspberry Robin. 5 IoCs

    Raspberry Robin.

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fcc6c949b39ac27cfc6188fb0a13192fca79904c9f6ab47561f79b57731af44b.exe
    "C:\Users\Admin\AppData\Local\Temp\fcc6c949b39ac27cfc6188fb0a13192fca79904c9f6ab47561f79b57731af44b.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3208-0-0x0000000000400000-0x0000000000B12000-memory.dmp

    Filesize

    7.1MB

  • memory/3208-1-0x0000000077770000-0x0000000077932000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-2-0x0000000077770000-0x0000000077932000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-3-0x0000000077770000-0x0000000077932000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-4-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-5-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-6-0x0000000077770000-0x0000000077932000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-8-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-10-0x0000000077E64000-0x0000000077E65000-memory.dmp

    Filesize

    4KB

  • memory/3208-11-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/3208-12-0x0000000000400000-0x0000000000B12000-memory.dmp

    Filesize

    7.1MB

  • memory/3208-13-0x0000000005180000-0x000000000567E000-memory.dmp

    Filesize

    5.0MB

  • memory/3208-14-0x0000000004FF0000-0x0000000005082000-memory.dmp

    Filesize

    584KB

  • memory/3208-15-0x0000000005680000-0x0000000005842000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-16-0x00000000050B0000-0x0000000005126000-memory.dmp

    Filesize

    472KB

  • memory/3208-17-0x0000000005850000-0x00000000058A0000-memory.dmp

    Filesize

    320KB

  • memory/3208-18-0x00000000058A0000-0x0000000005906000-memory.dmp

    Filesize

    408KB

  • memory/3208-19-0x0000000005FA0000-0x0000000005FCE000-memory.dmp

    Filesize

    184KB

  • memory/3208-20-0x0000000005FD0000-0x0000000006008000-memory.dmp

    Filesize

    224KB

  • memory/3208-21-0x0000000006460000-0x000000000698C000-memory.dmp

    Filesize

    5.2MB

  • memory/3208-22-0x0000000006A90000-0x0000000006AAE000-memory.dmp

    Filesize

    120KB

  • memory/3208-23-0x0000000000400000-0x0000000000B12000-memory.dmp

    Filesize

    7.1MB

  • memory/3208-24-0x0000000077770000-0x0000000077932000-memory.dmp

    Filesize

    1.8MB

  • memory/3208-25-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-27-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-28-0x0000000074F30000-0x0000000075000000-memory.dmp

    Filesize

    832KB

  • memory/3208-29-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB