Analysis

  • max time kernel
    141s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 22:03

General

  • Target

    3ed45844156ae062adebc2c60b09f690.exe

  • Size

    1.9MB

  • MD5

    3ed45844156ae062adebc2c60b09f690

  • SHA1

    ebe854e8ae5adde089d9c86cc488c285176ab4e6

  • SHA256

    b1a9f10bab29785ba80cf307015aac3242b4589b84ff27e6abb9d9c5590d38b6

  • SHA512

    39ebbaf600f8a756867c3a78f67c3c21e843fa2d0e960ebfa2e611c121f5be20c893c075a16fbbb48ee4b39a9c53a8e79c1e45dd05fed7a1344a21b31637ccb0

  • SSDEEP

    49152:uKNNGU3NncX7BQuz/gTiC6Ltsoh3r6ka2t+gNo/a42kth:3NNG0NnWBQoPBsoh7XaZgNo/92ch

Malware Config

Signatures

  • 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.

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ed45844156ae062adebc2c60b09f690.exe
    "C:\Users\Admin\AppData\Local\Temp\3ed45844156ae062adebc2c60b09f690.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
    • Suspicious use of AdjustPrivilegeToken
    PID:356

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/356-0-0x0000000001090000-0x00000000016D0000-memory.dmp
    Filesize

    6.2MB

  • memory/356-1-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-2-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-6-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-3-0x00000000760D0000-0x0000000076117000-memory.dmp
    Filesize

    284KB

  • memory/356-11-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-15-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-17-0x0000000074970000-0x000000007505E000-memory.dmp
    Filesize

    6.9MB

  • memory/356-16-0x0000000001090000-0x00000000016D0000-memory.dmp
    Filesize

    6.2MB

  • memory/356-14-0x0000000077940000-0x0000000077942000-memory.dmp
    Filesize

    8KB

  • memory/356-13-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-12-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-18-0x0000000005150000-0x0000000005190000-memory.dmp
    Filesize

    256KB

  • memory/356-10-0x00000000760D0000-0x0000000076117000-memory.dmp
    Filesize

    284KB

  • memory/356-9-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-8-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-20-0x0000000001090000-0x00000000016D0000-memory.dmp
    Filesize

    6.2MB

  • memory/356-24-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-23-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-22-0x0000000075760000-0x0000000075870000-memory.dmp
    Filesize

    1.1MB

  • memory/356-21-0x00000000760D0000-0x0000000076117000-memory.dmp
    Filesize

    284KB

  • memory/356-26-0x0000000074970000-0x000000007505E000-memory.dmp
    Filesize

    6.9MB

  • memory/356-27-0x0000000005150000-0x0000000005190000-memory.dmp
    Filesize

    256KB