Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 16:20

General

  • Target

    63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4aeN.exe

  • Size

    392KB

  • MD5

    ba9e79d18ddebfea12475648bff84c20

  • SHA1

    fae10ac47d780556c465b98e979e681e7bfc09d0

  • SHA256

    63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4ae

  • SHA512

    e728330069f4c997ff7746f1971e136e39336e016dc4b68477ed8a08e983384051abef83127bd91fe640592284f7d006218d8233695cc79ee1dc73e9233a07bc

  • SSDEEP

    3072:V+ESQ0EWVwZhKxC5Rt+k60Zh+qw6PYSsszfHZTZJ2lbaV2:DPA6wxmuJspr2lb6

Malware Config

Signatures

  • Andromeda family
  • Andromeda, Gamarue

    Andromeda, also known as Gamarue, is a modular botnet malware primarily used for distributing other types of malware and it's written in C++.

  • Detects Andromeda payload. 2 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 15 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4aeN.exe
    "C:\Users\Admin\AppData\Local\Temp\63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4aeN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Users\Admin\AppData\Local\Temp\63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4aeN.exe
      "C:\Users\Admin\AppData\Local\Temp\63d75c26988f36768facb956a6695ee7e9dcea10751d39528b48f3e8b780c4aeN.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4512
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NVNAB.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4296
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2008
      • C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
        "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4076
        • C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
          "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4228
        • C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
          "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:4480
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\syswow64\svchost.exe
            5⤵
            • Adds policy Run key to start application
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            PID:4928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\NVNAB.txt

    Filesize

    139B

    MD5

    0654f004b2e314bad7f75867e91da37d

    SHA1

    4232c22e7340b12108d86e3cb35ed288a3dbc7f1

    SHA256

    ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249

    SHA512

    dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

  • C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

    Filesize

    392KB

    MD5

    0c40fe2a52c6c6147edeb0e57f640bc5

    SHA1

    a74203009491069b7959e025ff918e2d273fa6d5

    SHA256

    fc773c124fad3b8e23d686b9c6f522a36facc36c2400241d158e19dfceeac292

    SHA512

    d3747d4bb30b2156be048708ff66e08562f71cefeb232328ea593af5f3d483bac15707ac8eb036a936b13a44defb625e981d661af47cd682a7f91937864f91c6

  • memory/4076-58-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4076-47-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4076-42-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4076-41-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4076-38-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4164-8-0x0000000002210000-0x0000000002211000-memory.dmp

    Filesize

    4KB

  • memory/4164-3-0x00000000021E0000-0x00000000021E1000-memory.dmp

    Filesize

    4KB

  • memory/4164-4-0x00000000021F0000-0x00000000021F1000-memory.dmp

    Filesize

    4KB

  • memory/4164-13-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4164-5-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4164-0-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4164-7-0x0000000002200000-0x0000000002201000-memory.dmp

    Filesize

    4KB

  • memory/4164-6-0x00000000021E0000-0x00000000021E1000-memory.dmp

    Filesize

    4KB

  • memory/4228-71-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4480-55-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4480-59-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4512-9-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4512-43-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4512-14-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4512-11-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4512-60-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4928-65-0x0000000000D50000-0x0000000000D55000-memory.dmp

    Filesize

    20KB

  • memory/4928-69-0x0000000000D50000-0x0000000000D55000-memory.dmp

    Filesize

    20KB

  • memory/4928-73-0x0000000000550000-0x0000000000555000-memory.dmp

    Filesize

    20KB