Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2025, 06:08

General

  • Target

    241c1d05adf291569126403b9a0e97c1c0beebbf68a5a4c9c6dad1a9f2f7a347.exe

  • Size

    954KB

  • MD5

    8e28a9dbca7a77cbe2d5d291da602d47

  • SHA1

    22863bec1dc0a03b07c963f1b451cca9a1a3afd4

  • SHA256

    241c1d05adf291569126403b9a0e97c1c0beebbf68a5a4c9c6dad1a9f2f7a347

  • SHA512

    df4c199824242535f6754b41093fd1cd98fae46c0d6f9fac9399a1ff91969e465a899e41156467b800238602fd271681a9e2a5250ba935a763013f092ddf96c1

  • SSDEEP

    12288:6z7IFjvelQypyfy7z6u7+4DvbMUsIvOcf:6z0FfMz6TEbMUs8OC

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Boy12345#

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\241c1d05adf291569126403b9a0e97c1c0beebbf68a5a4c9c6dad1a9f2f7a347.exe
    "C:\Users\Admin\AppData\Local\Temp\241c1d05adf291569126403b9a0e97c1c0beebbf68a5a4c9c6dad1a9f2f7a347.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Roaming\app.exe
      "C:\Users\Admin\AppData\Roaming\app.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Users\Admin\AppData\Roaming\app.exe
        "C:\Users\Admin\AppData\Roaming\app.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2992
      • C:\Users\Admin\AppData\Roaming\My.RawFile.exe
        "C:\Users\Admin\AppData\Roaming\My.RawFile.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2800
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2756
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    991784c573565a0ff32b939879afaa01

    SHA1

    532116214b306f2d0dc324d5af91f79026d47748

    SHA256

    f166fab78c132d45081775fcdcaef256c5fb9e1ef006c9b7dd6525f87e5bc49a

    SHA512

    59bb95caa9930d5857fb3f64892126ac58db7e4e7b2b47a968a2cac15581493a8179f9f146a5c8e8e1d2d208f683b1997e9d2836a111d84a9f485e2a3df82450

  • C:\Users\Admin\AppData\Local\Temp\Cab22FB.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar30C2.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Roaming\My.RawFile.exe

    Filesize

    142KB

    MD5

    5a733ef0de5e31e2e4b4abb016c0f251

    SHA1

    28644040a6deac35c20fa931b5d003a97293363e

    SHA256

    a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7

    SHA512

    9d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9

  • \Users\Admin\AppData\Roaming\app.exe

    Filesize

    960KB

    MD5

    b7536675ff67f290313a63157942b377

    SHA1

    f12d704c0bdce7b3195fbe3f7e1c96f02b3b2e4c

    SHA256

    2cf6105ac3331360e40ef7790d41afde1e785a87f649892a4715cb6ae6f22c94

    SHA512

    d3c48eed135f394e39b68928d804ced61f0ac2a2ce2be9b2a3e9ee77c00c696cacb7a709f4a497039a9c688a24a1f3f922ffbc721e7ae3c135d26097e53e601b

  • memory/2684-12-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-26-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-25-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-33-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-13-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-0-0x00000000746E1000-0x00000000746E2000-memory.dmp

    Filesize

    4KB

  • memory/2684-11-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2684-1-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-34-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-43-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-45-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-60-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-108-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-107-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-104-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-44-0x00000000746E0000-0x0000000074C8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-88-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-74-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-72-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-70-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2756-92-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-95-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2756-68-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB