Analysis

  • max time kernel
    107s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16-12-2024 09:49

General

  • Target

    lossless scaling/lossless scaling/Lossless Scaling.exe

  • Size

    155KB

  • MD5

    026ee87ab32b3796029c0538a3c2ba3f

  • SHA1

    4df028e652dcb57a413624ed478f6726aa404ec8

  • SHA256

    aa36385f8d2b2fb00b3f4936290a3da6de35297b58e30f60d97ef42e79a83881

  • SHA512

    99920da38e9b57ca70085907d55ef2a521a769201dfc5e3f01d928a6208f2d89b0fbdd3a1e0b3124fd48646349ecfce24871431578d98b4e00a40a15aa8e37a9

  • SSDEEP

    3072:g46p7RATueBb6sKGyLY1hhhhhhhhhhhhhhhhhhhhhhhOCD:n6pWTuet1V1hhhhhhhhhhhhhhhhhhhhJ

Malware Config

Extracted

Family

asyncrat

Version

A 14

Botnet

Default

C2

Egypt2.camdvr.org:301

Mutex

MaterxMutex_Egypt2

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • UAC bypass 3 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs .reg file with regedit 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\Lossless Scaling.exe
    "C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\Lossless Scaling.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Public\language\en-US\hiberfil.ps1"
      2⤵
      • UAC bypass
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5048
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /create /tn administartor /SC minute /MO 2 /tr C:\Users\Public\IObitUnlocker\Loader.vbs /RL HIGHEST
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1440
    • C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\language\uk-UA\LosslessScaling.exe
      "C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\language\uk-UA\LosslessScaling.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2824
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3120
    • C:\Windows\regedit.exe
      "regedit.exe" "C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\Registration ('Crack')\Double-click, confirm to merge, done.reg"
      1⤵
      • Runs .reg file with regedit
      PID:2876
    • C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\Lossless Scaling.exe
      "C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\Lossless Scaling.exe"
      1⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4740
      • C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\language\uk-UA\LosslessScaling.exe
        "C:\Users\Admin\AppData\Local\Temp\lossless scaling\lossless scaling\language\uk-UA\LosslessScaling.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4052
    • C:\Windows\System32\WScript.exe
      C:\Windows\System32\WScript.exe "C:\Users\Public\IObitUnlocker\Loader.vbs"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass iex([IO.File]::ReadAllText('C:\Users\Public\IObitUnlocker\Report.ps1'))
        2⤵
        • Suspicious use of SetThreadContext
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1120
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Lossless Scaling\Settings.xml

      Filesize

      2KB

      MD5

      45fed0a3bcbc889ca99d0c5943210e7e

      SHA1

      602584366a413cb9ae459b6c3231190cd787241e

      SHA256

      9812fe8104a86e693d6baa02a4cdb56ea9a4aedb500b050346eb5ec6bda8dd09

      SHA512

      d0728fcce9484daedb2c9552ee2a818f7cccbeb1e9bca24a1c4fc1ca6e8c181c46cdc89670bfee3d6ad219ea6f69750bd03f776af4f9e4667872c66c11dbd255

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

      Filesize

      3KB

      MD5

      978f4d2049985014d3e9f4bffcdd3987

      SHA1

      05bc63b6c4dc7daa170fd97ce1a66714fa257d18

      SHA256

      8b36e669474f17a33c65d4be9834ddefbfafbb33b17bbff5fa596bab461a723c

      SHA512

      691a79ecd74eb2177c5f5e45808f42c1622c07a2cb711552399a932930d101eea095de529fd982a4463c47d5d27d07885dc40e71ed3750e51034599be417861e

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

      Filesize

      520B

      MD5

      12ad30ebf31583dcde268af340df52a4

      SHA1

      a9850456caf3e6316e08e1d0e924c82bda74ad2f

      SHA256

      af4899e7785fa7dae54c52ef793165480767d620c762f1a4c9a882f175bc8d7d

      SHA512

      1bf00ea6df2515db178d749572286f2edd5a1ee08ea4402802c9360e163c07212484ad8d938c0aff5a127516c85a397220f7aec292d08d4775c8da0f5b44317d

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

      Filesize

      20KB

      MD5

      73ad57c4d3fd730ff30252ffa9481437

      SHA1

      c696789d68fd63b6e15c606bab8eb8b7712392ba

      SHA256

      36e77a56da2d371eb6a4a1f185589a9eef5aa61c1ededb8152953b85fd34cf5d

      SHA512

      a2cef44d4034e1c50970879c97332d631fd3c89fce52fbe710737af549f285b01b9665a03384b3f06dbf36f610c3072eb1ee094cb3f775db411a78808fa4574c

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tjvzghfm.hpv.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Public\IObitUnlocker\IObitUnlocker.dll

      Filesize

      71KB

      MD5

      e1a4327af3cd8ca866996f472f0ff93a

      SHA1

      cfea8426ef8fab4136055401152821a19f908d45

      SHA256

      5f0bc7d75f32981e0e704c2217ed423c9a355f19515a1603103cc55cf9d3b901

      SHA512

      745f1ec495869d2fa2722ecadcaa27ec1f005742c69110802e9e1d7600d680d077e9762a400799e38003a4671a2590ecf1c480c2e7586039ebcce6ed36662280

    • C:\Users\Public\IObitUnlocker\IObitUnlocker.exe

      Filesize

      2.3MB

      MD5

      9303575597168ef11790500b29279f56

      SHA1

      bfab0ea30c5959fda893b9ddc6a348a4f47f8677

      SHA256

      0a507a553010c19369f17b649c5ffe6060216480059062ff75241944cf729bd7

      SHA512

      8e9f7a98c0a0c90643403d4abccd8736d12ba6bef83679ccfd626e52e86ed7db6fe558c6ec48a88cf32967c00d66131f550ac64cc98cd73fd477f165694e68b0

    • C:\Users\Public\IObitUnlocker\IObitUnlocker.sys

      Filesize

      65KB

      MD5

      47aa03a10ac3a407f8f30f1088edcbc9

      SHA1

      b5d78a1d3ae93bd343c6d65e64c0945d1d558758

      SHA256

      c79a2bb050af6436b10b58ef04dbc7082df1513cec5934432004eb56fba05e66

      SHA512

      3402ca68b00ffd9e2551f97b3895990ee0274f14f117505c3588ea76c716488860ac2da07c1d9275bbc43eb87b88893c52fb04d15f1afe7b7bf7d9a524961101

    • C:\Users\Public\IObitUnlocker\Loader.vbs

      Filesize

      155B

      MD5

      3781eced7bdb501738a60e3f926ae42a

      SHA1

      c65ca3f8ee5fd4f6dad689cc43bde301a451ec2c

      SHA256

      b343abd677e362c3ae1e573bf7c43bf476a8e97e67d7758328a51f30daaf4d95

      SHA512

      854dc0f2b8d2d4bcb7bb736d2a9c7f70132d069aedffb0e0952fa2d3d57992ae8cda02ea49214f40f4a05b30ac6fea145901fe6c72f257b43c461be138ce6971

    • C:\Users\Public\IObitUnlocker\Report.ps1

      Filesize

      457KB

      MD5

      40e7960be05c7c1f64d7157235171ce6

      SHA1

      79df02a409ba3721415e3d2755e467c10f9c698e

      SHA256

      5db5a2e88209a2e2901c8e9e74ad794be31c035a583ec62e73b5e8e22d5df0f0

      SHA512

      6801ed81e4c87b1328906befb506d598ea3eeaec3a835744b3a681104efca02d92db5228189b9859741a380ec54fdf98048f37d690396cfb9b2a7cabe487e2e9

    • C:\Users\Public\language\en-US\diagerr.xml

      Filesize

      1KB

      MD5

      c1c2eb24cebc265992d78ea6d6ed6a1f

      SHA1

      d4fb1b76cd9dfff512511c9661c9406519cb40fb

      SHA256

      f1100cc9096758254e280ac65d853137fd9155480f1cf570256cc80ec7967d25

      SHA512

      5ce888a2c8b617736ef942d2565285aa8a04d36e66ed325f035e784d6667f747d8f73baa25f4875d25b59339c24d8e319e0f1d68fd74f3699058d72008144747

    • C:\Users\Public\language\en-US\hiberfil.ps1

      Filesize

      1KB

      MD5

      98a99e831c54087770d3fd89f2bb9913

      SHA1

      26754b638106f4e2c3bdff6780c574384a129972

      SHA256

      92360a7d4d9bc840a967a86f6bd3651d0d7fb5218d57e3edcd36ad897f908a44

      SHA512

      cae5a9b95ac842902166cf2d67114f311f6bd9227999654f733b2ef16e4daf8fa2ea5fb5908425243226217fe99e87ded7f9d600a2eb668fb3b4f7d4b0974df2

    • C:\Users\Public\language\en-US\pagefile.sys

      Filesize

      1.7MB

      MD5

      df3362c56b3925e0eb83e0a10fb448c7

      SHA1

      7b82a4de6af8f15994cfa1f179ebf5e0f302e503

      SHA256

      1de06a9918cdd9e8dd95953f1a6b937d490a6eb228b2a67e5a89b09feab810c3

      SHA512

      431dbbf045c8a62cacd7e8236ad343287c574b97684d941fe6f94e702fbb2a19675e1849220fa443616bfe2adec0e2218c42d75889333ca489f064e931891785

    • C:\Users\Public\language\en-US\pagefile_1.55.7.0.nrmap

      Filesize

      96KB

      MD5

      c2ccd92eab60272ea9c085a10506a53e

      SHA1

      afbda23cb18e5c423478520f36d9a59eb86769f9

      SHA256

      43f376e1b2a83dcef344fe0953903133786cb9659e12e2d3868e2f52eee8319c

      SHA512

      a4b5b0417f8b766e42dec6e7854eb0c56bd6ee026a6b25c507de4321a1dd3f6e6927c4939c55c51230e47435c04c1cc22d7b968eb9bcee5bb2e48c855d93f74d

    • memory/1120-151-0x00000166BD1C0000-0x00000166BD1E2000-memory.dmp

      Filesize

      136KB

    • memory/1120-162-0x00000166BD230000-0x00000166BD23A000-memory.dmp

      Filesize

      40KB

    • memory/2824-31-0x000001DEDA170000-0x000001DEDA256000-memory.dmp

      Filesize

      920KB

    • memory/2824-39-0x000001DEDC830000-0x000001DEDC868000-memory.dmp

      Filesize

      224KB

    • memory/2824-122-0x00007FF914D70000-0x00007FF915832000-memory.dmp

      Filesize

      10.8MB

    • memory/2824-34-0x000001DEC17B0000-0x000001DEC17BA000-memory.dmp

      Filesize

      40KB

    • memory/2824-33-0x000001DEC0070000-0x000001DEC0078000-memory.dmp

      Filesize

      32KB

    • memory/2824-32-0x000001DEC18B0000-0x000001DEC18D6000-memory.dmp

      Filesize

      152KB

    • memory/2824-36-0x000001DEDA250000-0x000001DEDA302000-memory.dmp

      Filesize

      712KB

    • memory/2824-38-0x000001DEDC8B0000-0x000001DEDC96A000-memory.dmp

      Filesize

      744KB

    • memory/2824-83-0x00007FF914D73000-0x00007FF914D75000-memory.dmp

      Filesize

      8KB

    • memory/2824-26-0x00007FF914D73000-0x00007FF914D75000-memory.dmp

      Filesize

      8KB

    • memory/2824-40-0x000001DEDD6A0000-0x000001DEDD6A8000-memory.dmp

      Filesize

      32KB

    • memory/2824-84-0x00007FF914D70000-0x00007FF915832000-memory.dmp

      Filesize

      10.8MB

    • memory/2824-27-0x000001DEBF950000-0x000001DEBFA44000-memory.dmp

      Filesize

      976KB

    • memory/2824-30-0x00007FF914D70000-0x00007FF915832000-memory.dmp

      Filesize

      10.8MB

    • memory/2824-45-0x000001DEDCFC0000-0x000001DEDCFCE000-memory.dmp

      Filesize

      56KB

    • memory/3376-2-0x0000000005A70000-0x0000000006016000-memory.dmp

      Filesize

      5.6MB

    • memory/3376-0-0x00000000746EE000-0x00000000746EF000-memory.dmp

      Filesize

      4KB

    • memory/3376-1-0x00000000009D0000-0x00000000009FC000-memory.dmp

      Filesize

      176KB

    • memory/3956-167-0x00000000058E0000-0x00000000058EA000-memory.dmp

      Filesize

      40KB

    • memory/3956-163-0x0000000000400000-0x0000000000416000-memory.dmp

      Filesize

      88KB

    • memory/3956-166-0x0000000005910000-0x00000000059A2000-memory.dmp

      Filesize

      584KB

    • memory/3956-171-0x0000000007760000-0x00000000077C2000-memory.dmp

      Filesize

      392KB

    • memory/3956-170-0x00000000077D0000-0x0000000007846000-memory.dmp

      Filesize

      472KB

    • memory/3956-172-0x00000000078D0000-0x00000000078EE000-memory.dmp

      Filesize

      120KB

    • memory/4052-133-0x0000028A68610000-0x0000028A686C2000-memory.dmp

      Filesize

      712KB

    • memory/5048-81-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-15-0x0000000005880000-0x00000000058E6000-memory.dmp

      Filesize

      408KB

    • memory/5048-80-0x0000000007B50000-0x0000000007B58000-memory.dmp

      Filesize

      32KB

    • memory/5048-78-0x0000000007410000-0x0000000007425000-memory.dmp

      Filesize

      84KB

    • memory/5048-82-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-77-0x0000000007400000-0x000000000740E000-memory.dmp

      Filesize

      56KB

    • memory/5048-76-0x00000000073E0000-0x00000000073F1000-memory.dmp

      Filesize

      68KB

    • memory/5048-75-0x00000000073B0000-0x00000000073BA000-memory.dmp

      Filesize

      40KB

    • memory/5048-86-0x0000000007B40000-0x0000000007D06000-memory.dmp

      Filesize

      1.8MB

    • memory/5048-87-0x0000000007DA0000-0x0000000007E3C000-memory.dmp

      Filesize

      624KB

    • memory/5048-88-0x0000000007E40000-0x0000000007F6C000-memory.dmp

      Filesize

      1.2MB

    • memory/5048-25-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-74-0x0000000008070000-0x00000000086EA000-memory.dmp

      Filesize

      6.5MB

    • memory/5048-23-0x00000000058F0000-0x0000000005C47000-memory.dmp

      Filesize

      3.3MB

    • memory/5048-22-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-79-0x0000000007B60000-0x0000000007B7A000-memory.dmp

      Filesize

      104KB

    • memory/5048-120-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-73-0x0000000007220000-0x00000000072C4000-memory.dmp

      Filesize

      656KB

    • memory/5048-12-0x0000000005660000-0x00000000056C6000-memory.dmp

      Filesize

      408KB

    • memory/5048-11-0x0000000004F30000-0x0000000004F52000-memory.dmp

      Filesize

      136KB

    • memory/5048-10-0x00000000746E0000-0x0000000074E91000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-9-0x0000000005030000-0x000000000565A000-memory.dmp

      Filesize

      6.2MB

    • memory/5048-72-0x00000000071F0000-0x000000000720E000-memory.dmp

      Filesize

      120KB

    • memory/5048-8-0x00000000025F0000-0x0000000002626000-memory.dmp

      Filesize

      216KB

    • memory/5048-63-0x0000000070290000-0x00000000705E7000-memory.dmp

      Filesize

      3.3MB

    • memory/5048-62-0x0000000074F90000-0x0000000074FDC000-memory.dmp

      Filesize

      304KB

    • memory/5048-61-0x0000000006FB0000-0x0000000006FE4000-memory.dmp

      Filesize

      208KB

    • memory/5048-28-0x0000000005DC0000-0x0000000005DDE000-memory.dmp

      Filesize

      120KB

    • memory/5048-43-0x0000000006360000-0x0000000006382000-memory.dmp

      Filesize

      136KB

    • memory/5048-42-0x0000000006310000-0x000000000632A000-memory.dmp

      Filesize

      104KB

    • memory/5048-41-0x0000000006D90000-0x0000000006E26000-memory.dmp

      Filesize

      600KB

    • memory/5048-29-0x0000000005E00000-0x0000000005E4C000-memory.dmp

      Filesize

      304KB