Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02-06-2024 21:00

General

  • Target

    4fdafc7cb15e04d4c5463c16877b2ff7a747b5f5630b5b557b768622d722a203.exe

  • Size

    1.8MB

  • MD5

    ffb4cb16f985e6d330950d516cef3956

  • SHA1

    e1559d2f5bf4e55ea9212a3f4a669779a45d842b

  • SHA256

    4fdafc7cb15e04d4c5463c16877b2ff7a747b5f5630b5b557b768622d722a203

  • SHA512

    5d5382e1be399e4ed43db086e901cf98eca61e4f221ac6d8947a89f5f9f913494af491e0798881003b8430d1ac48abd42fdeb0b64d74d31a80659d3f0b422302

  • SSDEEP

    49152:/lzY/cwOv9JHRlLRVIkEEXFqs0yKTTmW16Uz8nxFcASluiB:dzYEfDLIkDXL0DTN6Uz8zcu2

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

49e482

C2

http://147.45.47.70

Attributes
  • install_dir

    1b29d73536

  • install_file

    axplont.exe

  • strings_key

    4d31dd1a190d9879c21fac6d87dc0043

  • url_paths

    /tr8nomy/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fdafc7cb15e04d4c5463c16877b2ff7a747b5f5630b5b557b768622d722a203.exe
    "C:\Users\Admin\AppData\Local\Temp\4fdafc7cb15e04d4c5463c16877b2ff7a747b5f5630b5b557b768622d722a203.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
      "C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Users\Admin\AppData\Local\Temp\1000054001\lgodjadrg.exe
        "C:\Users\Admin\AppData\Local\Temp\1000054001\lgodjadrg.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3316
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat" "
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3060
          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
            work.exe -priverdD
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1916
            • C:\Users\Admin\AppData\Local\Temp\RarSFX1\lgors.exe
              "C:\Users\Admin\AppData\Local\Temp\RarSFX1\lgors.exe"
              6⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              PID:3300
  • C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4604
  • C:\ProgramData\dgti\mfumbld.exe
    C:\ProgramData\dgti\mfumbld.exe start2
    1⤵
    • Executes dropped EXE
    PID:4648
  • C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4612
  • C:\ProgramData\dgti\mfumbld.exe
    C:\ProgramData\dgti\mfumbld.exe start2
    1⤵
    • Executes dropped EXE
    PID:3704
  • C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1000054001\lgodjadrg.exe

    Filesize

    613KB

    MD5

    a1ad149a4d2a04338fd9a0d902410daf

    SHA1

    d43db08458ea4a81cd32926a402d8a5d12728a2f

    SHA256

    6e9f1c1298419230dbc24cfe76a8d64c8094e9d1335a0cef567042b3250e565a

    SHA512

    cef534d0233f47048d6b80c49c4b44570fc436b90904ea84f03c24106ecb785802c424e1241ebd70b9a85f09b77f7c0322927c57a9d65959da4a425149e04128

  • C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe

    Filesize

    1.8MB

    MD5

    ffb4cb16f985e6d330950d516cef3956

    SHA1

    e1559d2f5bf4e55ea9212a3f4a669779a45d842b

    SHA256

    4fdafc7cb15e04d4c5463c16877b2ff7a747b5f5630b5b557b768622d722a203

    SHA512

    5d5382e1be399e4ed43db086e901cf98eca61e4f221ac6d8947a89f5f9f913494af491e0798881003b8430d1ac48abd42fdeb0b64d74d31a80659d3f0b422302

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat

    Filesize

    35B

    MD5

    ff59d999beb970447667695ce3273f75

    SHA1

    316fa09f467ba90ac34a054daf2e92e6e2854ff8

    SHA256

    065d2b17ad499587dc9de7ee9ecda4938b45da1df388bc72e6627dff220f64d2

    SHA512

    d5ac72cb065a3cd3cb118a69a2f356314eeed24dcb4880751e1a3683895e66cedc62607967e29f77a0c27adf1c9fe0efd86e804f693f0a63a5b51b0bf0056b5d

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe

    Filesize

    294KB

    MD5

    372b142bdf88cc3175d31b48a650955d

    SHA1

    515f9a1e5c954cd849bacd19291534c50201ac49

    SHA256

    e3873f55cd848b37d6897b3851a21aa6c17b3d74d94ea2adcd076cf3eb3f4121

    SHA512

    cff5c69e361d4975f6b10000d5d53ccd0853503f585842ac3422131cf8313195ab8720b65e291c27fc12875b584129069b8548823774320ded37403cc64d8d11

  • C:\Users\Admin\AppData\Local\Temp\RarSFX1\lgors.exe

    Filesize

    16KB

    MD5

    4f01c3d7439dde153ff0110a26e2a71c

    SHA1

    40d7203ad4e1fd40e13a56e6f747ee480740873c

    SHA256

    cfb1fd0adf528fcf14647cf3fcd85fb7e4fddd2167b36f9e8b2424b62453df28

    SHA512

    513d09b80e1ac80813bc691e71cdf5348478157350e43b9daed27741b7f5a7a16b2ae4d88ee9951395747c7f2a93ff0c1f2c3753a9e3bad2e2607767a1e3d28e

  • memory/1276-66-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-81-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-18-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-19-0x00000000004C1000-0x00000000004EF000-memory.dmp

    Filesize

    184KB

  • memory/1276-20-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-21-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-88-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-83-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-82-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-73-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-56-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-80-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-79-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-78-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-67-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-68-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-69-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-70-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-71-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/1276-72-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/3124-2-0x0000000000D31000-0x0000000000D5F000-memory.dmp

    Filesize

    184KB

  • memory/3124-0-0x0000000000D30000-0x00000000011CD000-memory.dmp

    Filesize

    4.6MB

  • memory/3124-1-0x0000000077C26000-0x0000000077C28000-memory.dmp

    Filesize

    8KB

  • memory/3124-17-0x0000000000D30000-0x00000000011CD000-memory.dmp

    Filesize

    4.6MB

  • memory/3124-3-0x0000000000D30000-0x00000000011CD000-memory.dmp

    Filesize

    4.6MB

  • memory/3124-5-0x0000000000D30000-0x00000000011CD000-memory.dmp

    Filesize

    4.6MB

  • memory/4604-65-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/4604-58-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/4612-75-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/4612-77-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/4644-86-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB

  • memory/4644-87-0x00000000004C0000-0x000000000095D000-memory.dmp

    Filesize

    4.6MB