Analysis

  • max time kernel
    63s
  • max time network
    73s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 11:58

Errors

Reason
Machine shutdown

General

  • Target

    ff91f18eb1f1cc201ccb45500f7e7f88547dd982ced00edf15fd73b39a4f1166.exe

  • Size

    2.8MB

  • MD5

    5086ec6859f91dbf4e36bfffc4150e0a

  • SHA1

    854c904a7d05f4d8bb2acde139ad87d7792ed251

  • SHA256

    ff91f18eb1f1cc201ccb45500f7e7f88547dd982ced00edf15fd73b39a4f1166

  • SHA512

    ad7d1068f4d1f0a0a9c0f75ad280a53866fd3e181e51050263e11dff4b1fac67bcac3c253d4c9206c2e0f36bd10d49ed6d3a0c96fb72f17ddc29af87017660c6

  • SSDEEP

    49152:g2RKpPXvqtDEvLXwCOHnfwpQ09nuXq8qjtoi:g2RaPXvw4jXwCafwNNuX1qR

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

lumma

C2

https://deafeninggeh.biz/api

Signatures

  • Amadey

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

  • Amadey family
  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Identifies Wine through registry keys 2 TTPs 3 IoCs

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

  • 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.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff91f18eb1f1cc201ccb45500f7e7f88547dd982ced00edf15fd73b39a4f1166.exe
    "C:\Users\Admin\AppData\Local\Temp\ff91f18eb1f1cc201ccb45500f7e7f88547dd982ced00edf15fd73b39a4f1166.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:440
      • C:\Users\Admin\AppData\Local\Temp\1015564001\ShtrayEasy35.exe
        "C:\Users\Admin\AppData\Local\Temp\1015564001\ShtrayEasy35.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:740
        • C:\Users\Admin\AppData\Local\Temp\F9oNQztG\3WSABrXxGDz7i9pz.exe
          C:\Users\Admin\AppData\Local\Temp\F9oNQztG\3WSABrXxGDz7i9pz.exe 740
          4⤵
          • Drops startup file
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4536
          • C:\Users\Admin\AppData\Local\Temp\BflwjcbB\C1iJol0f5q36EWms.exe
            C:\Users\Admin\AppData\Local\Temp\BflwjcbB\C1iJol0f5q36EWms.exe 0
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:3056
            • C:\Users\Admin\AppData\Local\Temp\A66Y4AFUVVQFJHE6PBOWO5VDLWPJ.exe
              "C:\Users\Admin\AppData\Local\Temp\A66Y4AFUVVQFJHE6PBOWO5VDLWPJ.exe"
              6⤵
              • Deletes itself
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2316
              • C:\Users\Admin\AppData\Local\Temp\efglmlmX\AACLLFrtRrgOyVbh.exe
                C:\Users\Admin\AppData\Local\Temp\efglmlmX\AACLLFrtRrgOyVbh.exe 2316
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4680
  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
    C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    1KB

    MD5

    67e486b2f148a3fca863728242b6273e

    SHA1

    452a84c183d7ea5b7c015b597e94af8eef66d44a

    SHA256

    facaf1c3a4bf232abce19a2d534e495b0d3adc7dbe3797d336249aa6f70adcfb

    SHA512

    d3a37da3bb10a9736dc03e8b2b49baceef5d73c026e2077b8ebc1b786f2c9b2f807e0aa13a5866cf3b3cafd2bc506242ef139c423eaffb050bbb87773e53881e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    436B

    MD5

    971c514f84bba0785f80aa1c23edfd79

    SHA1

    732acea710a87530c6b08ecdf32a110d254a54c8

    SHA256

    f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

    SHA512

    43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    174B

    MD5

    cb618d063ee184cfaac891ad1c8d9ecb

    SHA1

    86407a9702db76124dd4edf2044b7ec074c13f56

    SHA256

    da8bd2476a84ef77f0bdfcfc07b0e8c74c4e7245edfca46fa89400f87d61b866

    SHA512

    960a6746ce0e826e77041a99aa6707d380a306da2228b0628f968f57af7f6b70fbc20dbcb22bdeff628a30b88f528f6030ff500addf845e3f5336c7ff43bc155

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    170B

    MD5

    cb1c22f5e86c91319d013987dfb6c32d

    SHA1

    d7e179ebeaa3ca9c6693afdbe49c8367bc735c6c

    SHA256

    3181e4ec2edb7ab655b85566cc757361a6b574221d8c713d959cf5fdb89c4382

    SHA512

    308a566bc110b480aba3771c367c51242b8eb642efec5eacf01185a4f4d729744e38db0c04d14671df934fa22cd940ebc6873cfd4f9d2b1f1129bc9b335657e2

  • C:\Users\Admin\AppData\Local\Temp\1015564001\ShtrayEasy35.exe

    Filesize

    256KB

    MD5

    c37a981bc24c4aba6454da4eecb7acbe

    SHA1

    2bffdf27d0d4f7c810e323c1671a87ed2d6b644f

    SHA256

    d6fc121d54e4cdf3a1b6b0505c4f691f16d91fdd421bf96c04388b1c6f19e361

    SHA512

    2f44b5218b323bc2bad3ee37426b5bbcbb089b1a561e5f2f48fd455fed0a395b50a6cbb3783bf06e25b144b3f77078629ab1d86fb2c8df1a532230c81a3b2ab8

  • C:\Users\Admin\AppData\Local\Temp\1015581001\9e341ab2e2.exe

    Filesize

    912KB

    MD5

    752294ce33b2e24e15e83151364d6d49

    SHA1

    582e2a2664f19d7fa499a0592386bd395118dcca

    SHA256

    08d8a973e48fa90853f064a3bafcbb6f6f9aecca1a7a0e777ae655bee02e36e0

    SHA512

    0465574d57e4c471ebc95e9555daf936333e065ddc8e8a9ce6c8761082973701db8aa59fd2c8c02143c411352e86952b9041a1eda6b1eaecf7c0ef78cbd91a7c

  • C:\Users\Admin\AppData\Local\Temp\BflwjcbB\C1iJol0f5q36EWms.exe

    Filesize

    1.1MB

    MD5

    b298555bb0abd747844310c6ca6db8cb

    SHA1

    a4e667d337c0063fc1e960cf96e76b4e2b710bee

    SHA256

    be1d891bc086dad79cd7c8fb5db190277871764ec2acf2211c876752cd39b222

    SHA512

    d2d857083ba04a9bef436b23f5598a786a1099aa816bb42377ececcb784af08b281d5c93081a5964f6ec8ae9286b6e0be607d0736293dfdf6c479e9c69de7069

  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

    Filesize

    2.8MB

    MD5

    5086ec6859f91dbf4e36bfffc4150e0a

    SHA1

    854c904a7d05f4d8bb2acde139ad87d7792ed251

    SHA256

    ff91f18eb1f1cc201ccb45500f7e7f88547dd982ced00edf15fd73b39a4f1166

    SHA512

    ad7d1068f4d1f0a0a9c0f75ad280a53866fd3e181e51050263e11dff4b1fac67bcac3c253d4c9206c2e0f36bd10d49ed6d3a0c96fb72f17ddc29af87017660c6

  • memory/440-18-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-66-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-21-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-26-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-20-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-101-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-19-0x0000000000E11000-0x0000000000E3F000-memory.dmp

    Filesize

    184KB

  • memory/440-86-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-70-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-56-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-68-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/440-65-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/1928-17-0x00000000008B0000-0x0000000000BB5000-memory.dmp

    Filesize

    3.0MB

  • memory/1928-2-0x00000000008B1000-0x00000000008DF000-memory.dmp

    Filesize

    184KB

  • memory/1928-3-0x00000000008B0000-0x0000000000BB5000-memory.dmp

    Filesize

    3.0MB

  • memory/1928-4-0x00000000008B0000-0x0000000000BB5000-memory.dmp

    Filesize

    3.0MB

  • memory/1928-1-0x00000000778E4000-0x00000000778E6000-memory.dmp

    Filesize

    8KB

  • memory/1928-0-0x00000000008B0000-0x0000000000BB5000-memory.dmp

    Filesize

    3.0MB

  • memory/2680-84-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/2680-85-0x0000000000E10000-0x0000000001115000-memory.dmp

    Filesize

    3.0MB

  • memory/3056-67-0x00000000009A0000-0x0000000000AC7000-memory.dmp

    Filesize

    1.2MB

  • memory/3056-75-0x00000000009A0000-0x0000000000AC7000-memory.dmp

    Filesize

    1.2MB