Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    27/05/2026, 07:23

General

  • Target
    Вооstаррег_х64/Sеt_Uр [UРD].exe
  • Size 1.6MB
  • Sample260527-h77aaaay2t
  • SHA256 62fdad7df8fd7bc2b211c2de06c002831b36987b48a943758432f25006661578
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

Botnet
  • 7b05988b8d8f8ae8b0104da34540b6c4

C2
  • http://kamijagency.com:6584

  • http://firewai.biz:48261

  • http://mascard.biz:8768

Signatures

  • Family: Remus

    Remus is a stealer written in C++.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Executes dropped EXE 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:692
      • C:\Windows\system32\dllhost.exe
        "C:\Windows\system32\dllhost.exe"
        2⤵
          PID:2060
      • C:\Users\Admin\AppData\Local\Temp\Вооstаррег_х64\Sеt_Uр [UРD].exe
        "C:\Users\Admin\AppData\Local\Temp\Вооstаррег_х64\Sеt_Uр [UРD].exe"
        1⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2984
        • C:\Users\Admin\AppData\Local\Temp\NYbCBL0N.exe
          "C:\Users\Admin\AppData\Local\Temp\NYbCBL0N.exe"
          2⤵
          • Adds Run key to start application
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:652
          • C:\Windows\SYSTEM32\makecab.exe
            makecab.exe /?kumzaq4fgmgyds7vv41khlffa
            3⤵
              PID:2816
            • C:\Windows\SYSTEM32\cmd.exe
              cmd /v /c Set rNUfdA=cmd & !rNUfdA! < Garden
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2700
              • C:\Windows\system32\cmd.exe
                cmd
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1360
                • C:\Users\Admin\AppData\Local\Temp\121820\Paper.exe
                  C:\Users\Admin\AppData\Local\Temp\121820\Paper.exe C:\Users\Admin\AppData\Local\Temp\121820\PfDjg
                  5⤵
                  • Suspicious use of NtCreateUserProcessOtherParentProcess
                  • Suspicious use of SetThreadContext
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:564

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              Paper.exe

              • Path C:\Users\Admin\AppData\Local\Temp\121820\Paper.exe
              • Size 1.1MB
              • SHA256 5d69a932a077fee044b193c28e84564143f5c7e51079ab48e88fef74ab0b77b7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              PfDjg

              • Path C:\Users\Admin\AppData\Local\Temp\121820\PfDjg
              • Size 409KB
              • SHA256 32680dd4f39bbc22c646b3d0697291937cb28df790307e07af5c4a3422e0faeb
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Absence

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Absence
              • Size 1KB
              • SHA256 53bdfc5b930de220255b41cd3a503a56a308614f5042fabc49860b418bbda313
              • MD5 SHA1 SHA512 TLSH

              Address

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Address
              • Size 29KB
              • SHA256 755d99256e86c0db51bcae695674e47b4f51e5f117384560b820bf6b5957e23b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Article

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Article
              • Size 277KB
              • SHA256 80bb44f499c13cfd47f5b0aa4fa9bb6a8ee655499a6a445d724dbc412c5b606c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Audience

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Audience
              • Size 203KB
              • SHA256 30c8c4d7133fa54555cdc05d8daf31adffe799db242cfe01c24b8890709ba175
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Bank

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Bank
              • Size 11KB
              • SHA256 fe9826b4d1850a082d1a06f6fae8234e9964a8f9ffa8db01488231ea6b415ce7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Behaviour

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Behaviour
              • Size 14KB
              • SHA256 b10a82b0c71392f4671ee2c02c3bda12f7914d597784625908901f05e1879250
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Conflict

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Conflict
              • Size 3KB
              • SHA256 03fe662c3402634f63634d590fa74ef5f6e4a82f6fa5bfcbf7602812b6c54879
              • MD5 SHA1 SHA512 TLSH

              Contract.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Contract.potm
              • Size 17KB
              • SHA256 aef97213954417da3ad7aa66bb0bf205fc0ff35e65088aa64a075e8a2c54b2b9
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Disease

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Disease
              • Size 24KB
              • SHA256 628e5746f376551f41a3d1632c3f559d4b7e39feca969be3380cf2e058616f21
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Garden

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Garden
              • Size 13KB
              • SHA256 a6f873ca7e5f383e8737e3a14ce01e08df50de930c2c124736bc0c86eb68bcd5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              General.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\General.potm
              • Size 185KB
              • SHA256 8c325d1b6358dc9e02523b2f16f3575986be5793f85cf121bc8cc12cace01d66
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Grant.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Grant.potm
              • Size 60KB
              • SHA256 9a48682f3d8a5d9fb167a2b4192e41cc7e4da3ca3abd3f447957c83ea9f45ce9
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Head.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Head.potm
              • Size 130KB
              • SHA256 62fa78be82f248118e7be763dfb04d435d83256eda6c491eb69569a27ad73c97
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Iron

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Iron
              • Size 9KB
              • SHA256 c9f83d63b4649333a99af8935f42ca83db22ebf5a9d2d533a7adc11892464bf9
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Membership

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Membership
              • Size 111KB
              • SHA256 dff777d3c39d05a1e68f6db8029fdcc51cc96df4f793148983a93f9afa110bc5
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Mountain.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Mountain.potm
              • Size 50KB
              • SHA256 b04fc158c85d1a4460d4840662998c2f8f50cb8323d298830d18dc6324f2f049
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Notion

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Notion
              • Size 59KB
              • SHA256 f52096ba3c20ac11d0ab1dd22d8b0e2a6d31d51f195c3cc628f0c544be900652
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Performance

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Performance
              • Size 178KB
              • SHA256 3041a760ff37e0ffed2160c7710dcbada1cb159ec615a67dc2e380efb74139ed
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Profit.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Profit.potm
              • Size 17KB
              • SHA256 bf7750be738b19a82e24d99871435a268017b44cdf22a080ede1783838815174
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Roof.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Roof.potm
              • Size 99KB
              • SHA256 28395eb97884073f1d46c7c79321990eda36855c02f41e15c86e01d4b56c3310
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Scene

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Scene
              • Size 4KB
              • SHA256 a76f9ae22b17d47f5e5b6c1db4d53ebdea74a87bbe2fdc30eab6e9f13e7b805a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              Teacher.potm

              • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Teacher.potm
              • Size 1KB
              • SHA256 cb39c5cdd419ef493569415c7f9d99c5d2a250a729fde4785765f2fb782c1980
              • MD5 SHA1 SHA512 TLSH

              NYbCBL0N.exe

              • Path C:\Users\Admin\AppData\Local\Temp\NYbCBL0N.exe
              • Size 1.1MB
              • SHA256 918798345dffa377ef8e013330f7d42e6e066db9caa1273aafc7f330887827fd
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/564-85-0x00007FFA94BC0000-0x00007FFA94DC9000-memory.dmp

              memory/2060-86-0x0000000140000000-0x0000000140038000-memory.dmp