Analysis

  • max time kernel
    68s
  • max time network
    62s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 10:23

General

  • Target

    b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe

  • Size

    1.1MB

  • MD5

    72f02b6a2b8fd2a73ae8715fcc2323ca

  • SHA1

    d840ba097b8a157a86b823e4132818a122125381

  • SHA256

    b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

  • SHA512

    c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

  • SSDEEP

    24576:CMIwO43ryC3ASF+7Azwr2skstJ6Y2Qc6ZsifO41JdlEQgeGsWML2l:Cu3Ax71rFnJl2Qct8zdltYsW3l

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe
    "C:\Users\Admin\AppData\Local\Temp\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Users\Admin\AppData\Local\Temp\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe
      "C:\Users\Admin\AppData\Local\Temp\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Users\Admin\AppData\Roaming\general.exe
        "C:\Users\Admin\AppData\Roaming\general.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4896
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      PID:3700
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
      2⤵
        PID:4472
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3652
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
          3⤵
          • Creates scheduled task(s)
          PID:1444
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
        2⤵
          PID:2836
      • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        1⤵
        • Executes dropped EXE
        PID:3364

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8.exe.log

        Filesize

        226B

        MD5

        916851e072fbabc4796d8916c5131092

        SHA1

        d48a602229a690c512d5fdaf4c8d77547a88e7a2

        SHA256

        7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

        SHA512

        07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Roaming\general.exe

        Filesize

        167KB

        MD5

        f7b54d0ab4c048a115f3d0b55c09ae29

        SHA1

        805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

        SHA256

        4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

        SHA512

        1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

      • C:\Users\Admin\AppData\Roaming\general.exe

        Filesize

        167KB

        MD5

        f7b54d0ab4c048a115f3d0b55c09ae29

        SHA1

        805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

        SHA256

        4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

        SHA512

        1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

      • C:\Users\Admin\AppData\Roaming\general.exe

        Filesize

        167KB

        MD5

        f7b54d0ab4c048a115f3d0b55c09ae29

        SHA1

        805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

        SHA256

        4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

        SHA512

        1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

      • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

        Filesize

        733KB

        MD5

        4155678d0da9efbe3166690137d9d559

        SHA1

        942378576ea8449af57f478efbc9d77670a6e7ac

        SHA256

        738484423010c50b4805bdd9dd17910ed8dfa2904e83c615c28bfd2c56641ad3

        SHA512

        07b02ad0f93c586b22ea1578261c0c7bcb81772abf3d742063d9bda3d0b8480d91cfb995ef0978f626363e7d68e38d5c874aa9e57ac1533e96a2d6a4d15362db

      • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

        Filesize

        128KB

        MD5

        9efd4ae3a15de14f7a7a7f2f0a9278c1

        SHA1

        8444f3590fef26d29f5a3df96da09502cfb83d21

        SHA256

        4bbf258ca3f0c4bd2b9f29ce5de61a8d75c9d240b6f1cae321a5f457c9325978

        SHA512

        2adfb333edfd582ab90b5b278f1fd5823c214dcb7358a7228f628bc773bf713daba47e41d0ef05db2254f1aca300e0a6a8ce03e7609aa37b4ea8c1c88335eca9

      • memory/2168-7-0x0000000000400000-0x0000000000452000-memory.dmp

        Filesize

        328KB

      • memory/2168-8-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/2168-38-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/2168-9-0x0000000002D40000-0x0000000002D48000-memory.dmp

        Filesize

        32KB

      • memory/3700-35-0x00000000001C0000-0x0000000000262000-memory.dmp

        Filesize

        648KB

      • memory/3700-45-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/3700-36-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/4496-5-0x00000000056A0000-0x00000000056B0000-memory.dmp

        Filesize

        64KB

      • memory/4496-4-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/4496-3-0x00000000056A0000-0x00000000056B0000-memory.dmp

        Filesize

        64KB

      • memory/4496-6-0x00000000057B0000-0x00000000058EA000-memory.dmp

        Filesize

        1.2MB

      • memory/4496-39-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/4496-0-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/4496-2-0x0000000005C60000-0x0000000006204000-memory.dmp

        Filesize

        5.6MB

      • memory/4496-1-0x00000000009F0000-0x0000000000B1A000-memory.dmp

        Filesize

        1.2MB

      • memory/4896-32-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB

      • memory/4896-31-0x0000000000070000-0x00000000000A0000-memory.dmp

        Filesize

        192KB

      • memory/4896-42-0x00000000048C0000-0x00000000048D0000-memory.dmp

        Filesize

        64KB

      • memory/4896-43-0x0000000004940000-0x00000000049A6000-memory.dmp

        Filesize

        408KB

      • memory/4896-44-0x00000000744C0000-0x0000000074C70000-memory.dmp

        Filesize

        7.7MB