Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    20-01-2024 21:37

General

  • Target

    SecuriteInfo.com.Win64.Evo-gen.19506.21561.exe

  • Size

    6.4MB

  • MD5

    2eafb4926d78feb0b61d5b995d0fe6ee

  • SHA1

    f6e75678f1dafcb18408452ea948b9ad51b5d83e

  • SHA256

    50b50beee2174d403ddba91f4f0b13d8e754ed2f979ad7c60baeb6617249bb30

  • SHA512

    1885f5874c44a6841be4d53140ad63304e8d1924bb98fe14602d884fbc289ec8913db772a9e2db93e45298d1328700e2000ddab109af3964eaf6f23af61ef78e

  • SSDEEP

    196608:1pznZ/ySos+NnrlQ5jrNoIgDJ0I6x/oAP:1pDZk9LQ5vNdeJ0IC

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 23 IoCs
  • Creates new service(s) 1 TTPs
  • Stops running service(s) 3 TTPs
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.19506.21561.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.19506.21561.exe"
    1⤵
    • Checks BIOS information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2908
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "FLWCUERA"
      2⤵
      • Launches sc.exe
      PID:2728
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "FLWCUERA" binpath= "C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2368
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2688
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.19506.21561.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:2620
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "FLWCUERA"
        2⤵
        • Launches sc.exe
        PID:2788
    • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe
      C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe
      1⤵
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:520
        • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe
          "C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe"
          3⤵
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:604
          • C:\Windows\system32\conhost.exe
            conhost.exe
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1672
        • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe
          "C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe"
          3⤵
          • Checks BIOS information in registry
          • Executes dropped EXE
          PID:936
      • C:\Windows\system32\conhost.exe
        conhost.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:268

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      2.6MB

      MD5

      2d6353701901bf6b40d5ac7481b1309c

      SHA1

      f4b3a4c19d807f86d3f3f622751086b6f5f135aa

      SHA256

      ba57bbc1a180b78ffa08c7c8253e161024f9b918c7f64501bdf9f6bc6537a8df

      SHA512

      a65897eacae4bc50e1f0166c73768a5a088f30d02b9bd8b11316dbf48d4be582d54ec7daa900e7c9ca3ebf34bbac6b841676e62d5822ef8d66bb4d84d2eaa72b

    • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      192KB

      MD5

      f4ec0a6240099958d490c053e0a1b6d4

      SHA1

      b00d1d9ec4991c6156d508504276f7fb6428096a

      SHA256

      99b156a2926cc2dd2be7df741563a66aef1af075f835cb2b42835eba792f2f70

      SHA512

      60193ad4993cb45a8f859336d38c1af29e9528cd65350c804e856846fcb74276f3e44f470ada4ebe353eeba8f6c6e644c3d500ad695f6951a25516c190189bd4

    • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      1.4MB

      MD5

      4253fc822a39e7baadb7977cde00e99a

      SHA1

      6b25efef13e2feae5951ac55be55d28f3de878b2

      SHA256

      596ebcbbd3c111b34001048c763fdcc621161721930c6f24d95cd4aa94d3a8e7

      SHA512

      ac60c2b01b1bef3857028b7e6885ed6eaf626a408cdff06b9e036b599a8454ee0fbd7e2a618ab2210ecd7fd659e3018d66917654a807fdf3ff2af835b62db433

    • C:\ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      4.0MB

      MD5

      82ef5e5c905f93a9cfe233706cb9d198

      SHA1

      ec1dc8fb49bbc1bd94c8fd7e447de680acb47e62

      SHA256

      1f4c54a5e400333f179a9f5ae1734e187f5aaee0ea4af344f4322f6ec67816b6

      SHA512

      497235b024b4e5e23aa0bca2a0d853844c6ed4c470407763ba5e116c62bccea33adfaccb4dc7828d707f585abdc2836efccabfb2e296c8b5194dfc129be1efb3

    • C:\Windows\TEMP\zamrbllfjgdb.sys

      Filesize

      14KB

      MD5

      0c0195c48b6b8582fa6f6373032118da

      SHA1

      d25340ae8e92a6d29f599fef426a2bc1b5217299

      SHA256

      11bd2c9f9e2397c9a16e0990e4ed2cf0679498fe0fd418a3dfdac60b5c160ee5

      SHA512

      ab28e99659f219fec553155a0810de90f0c5b07dc9b66bda86d7686499fb0ec5fddeb7cd7a3c5b77dccb5e865f2715c2d81f4d40df4431c92ac7860c7e01720d

    • \ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      5.7MB

      MD5

      0793cb3332a327f4cb39d11fd075e3b4

      SHA1

      cbcebf649c9ece169a4ce28ececac42378065fe7

      SHA256

      3a39f4d2d339d5dd5d2bbb06bc46e6c1ae787d41b55acd56a91341285f0e3f66

      SHA512

      c221d48d20df3548483fcfa6b1a59cafd6bc0c28679975bfd73d11e671329a8082aef1ee08d9aacfcc0bcc887b156bcd13a7352a34a3d4025e0fb0ae74d49cd6

    • \ProgramData\eyfisgalqlbk\iojmibhyhiws.exe

      Filesize

      4.7MB

      MD5

      c403c03d5c938e97679ec8d26f66125d

      SHA1

      39852d73957c84ec2a8f80ab0b8ae85ed18acf1c

      SHA256

      90b6d7607c67a2d82e09870cd39dc24e82adb613ee7ebcdc3aec51edbcc18bac

      SHA512

      06d1b3e40c878ffceded72efc93dfa876167eefec46c7a6a12f8fa71c895e253e23558c13c7a53e653df366c8e0883800e4b7904ec912e3032658923bffe9f94

    • memory/268-32-0x0000000000130000-0x0000000000150000-memory.dmp

      Filesize

      128KB

    • memory/268-19-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-58-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-59-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-60-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-61-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-16-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-17-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-18-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-63-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-20-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-21-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-22-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-23-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-24-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-62-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-27-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/268-66-0x00000000002F0000-0x0000000000310000-memory.dmp

      Filesize

      128KB

    • memory/268-65-0x00000000002F0000-0x0000000000310000-memory.dmp

      Filesize

      128KB

    • memory/268-64-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/520-8-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/520-10-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/520-14-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/520-9-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/520-7-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/520-11-0x0000000140000000-0x000000014000D000-memory.dmp

      Filesize

      52KB

    • memory/604-29-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/604-46-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/936-43-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/936-45-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/1672-55-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-54-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-56-0x00000000003E0000-0x0000000000400000-memory.dmp

      Filesize

      128KB

    • memory/1672-57-0x00000000003E0000-0x0000000000400000-memory.dmp

      Filesize

      128KB

    • memory/1672-53-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-52-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-51-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-50-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/1672-49-0x0000000140000000-0x0000000140840000-memory.dmp

      Filesize

      8.2MB

    • memory/2848-6-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/2848-26-0x000000013F3F0000-0x000000013FE2D000-memory.dmp

      Filesize

      10.2MB

    • memory/2908-2-0x000000013F9A0000-0x00000001403DD000-memory.dmp

      Filesize

      10.2MB

    • memory/2908-0-0x000000013F9A0000-0x00000001403DD000-memory.dmp

      Filesize

      10.2MB