Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14/01/2025, 15:35

General

  • Target

    New folder.zip

  • Size

    3.5MB

  • MD5

    10cf2bedb2c264b457ef2f75a6aad26f

  • SHA1

    f7a06f82de816b7cc816f64a5cf020ed92ca1cc4

  • SHA256

    b1dd42944f124e840fef123aee263d3c05bc7589de8b46752a89342761decfa0

  • SHA512

    38354014f137bdb5035857df0c488f8428ada1df5a16c813f210c8317b796b66e173b8f39437a26cf935783a423b6c709a6ea89220df8f47448f9523a173e3b9

  • SSDEEP

    98304:Bpeafw1fX41ReDWic49feR4hhT+i8S5Rjl:BpebXQ8Nc49pXd

Malware Config

Signatures

  • UAC bypass 3 TTPs 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 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 7 IoCs

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

  • Modifies Control Panel 2 IoCs
  • Modifies registry class 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\New folder.zip"
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Users\Admin\AppData\Local\Temp\7zO8F6883B7\Lossless Scaling.exe
      "C:\Users\Admin\AppData\Local\Temp\7zO8F6883B7\Lossless Scaling.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1044
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4616
    • C:\Users\Admin\Downloads\Lossless Scaling.exe
      "C:\Users\Admin\Downloads\Lossless Scaling.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1512
      • 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:3104
        • 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:3320
      • C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe
        "C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies Control Panel
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:8
    • C:\Users\Admin\Downloads\Lossless Scaling.exe
      "C:\Users\Admin\Downloads\Lossless Scaling.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:668
      • 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:1764
        • 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:3680
      • C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe
        "C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies Control Panel
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3180

    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

      609B

      MD5

      2ba303ca993c084ab057973318201a61

      SHA1

      5a070ebb5a41cbc634193cd867dd2fa83ed20342

      SHA256

      778acd0b753e69868a8b8360ac22a99f7a68f1866341d4f87f24453c2c1fc788

      SHA512

      79f44465a9000547da81269df28de0d27938b6b4b752e06260e53be9fda72252693c9b0c170d1eedcef9f1204d079d52a7e22bd468b53eb77879f7fba6144a56

    • C:\Users\Admin\AppData\Local\Temp\7zO8F6883B7\Lossless Scaling.exe

      Filesize

      155KB

      MD5

      e61a66c68049bf340cb4457e0a87f2e1

      SHA1

      7b31d1e3f0eb1345daaa1cbae0e735be96a842a1

      SHA256

      68798b9b911b0ea26380b38e0580d0620de3e7fd59a502d89b739d28eef83ce9

      SHA512

      17156b9cf8804195670c6dacb3cff67d17de5ae3f9721e2067502a926f4d6f2a9c0d888007ecaf3b16c507744e269c9f30d2179cdc5d502dfdb2711bc0c7e7aa

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uxdx3qsu.kas.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

      Filesize

      1KB

      MD5

      484b5e1d4ff82a73cac836235377b997

      SHA1

      9c104ef1179c42a33307956bd9b42a19c8250537

      SHA256

      7c7dc6680a238935ad6122480715896a73d8bee83bedac3d003fda73406ba3e7

      SHA512

      ec7dd6f5c49f5742910ab5e6627f78a2e502a72a212c4806cebc194a4e8d3037b2826a75b22950da76aedd55e5315251f6813d082c839e03c2ca6c661ecc5bfe

    • C:\Users\Admin\Downloads\language\en-US\hiberfil.sys

      Filesize

      1KB

      MD5

      98a99e831c54087770d3fd89f2bb9913

      SHA1

      26754b638106f4e2c3bdff6780c574384a129972

      SHA256

      92360a7d4d9bc840a967a86f6bd3651d0d7fb5218d57e3edcd36ad897f908a44

      SHA512

      cae5a9b95ac842902166cf2d67114f311f6bd9227999654f733b2ef16e4daf8fa2ea5fb5908425243226217fe99e87ded7f9d600a2eb668fb3b4f7d4b0974df2

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

      Filesize

      1.7MB

      MD5

      df3362c56b3925e0eb83e0a10fb448c7

      SHA1

      7b82a4de6af8f15994cfa1f179ebf5e0f302e503

      SHA256

      1de06a9918cdd9e8dd95953f1a6b937d490a6eb228b2a67e5a89b09feab810c3

      SHA512

      431dbbf045c8a62cacd7e8236ad343287c574b97684d941fe6f94e702fbb2a19675e1849220fa443616bfe2adec0e2218c42d75889333ca489f064e931891785

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

      Filesize

      96KB

      MD5

      c2ccd92eab60272ea9c085a10506a53e

      SHA1

      afbda23cb18e5c423478520f36d9a59eb86769f9

      SHA256

      43f376e1b2a83dcef344fe0953903133786cb9659e12e2d3868e2f52eee8319c

      SHA512

      a4b5b0417f8b766e42dec6e7854eb0c56bd6ee026a6b25c507de4321a1dd3f6e6927c4939c55c51230e47435c04c1cc22d7b968eb9bcee5bb2e48c855d93f74d

    • C:\Users\Admin\Downloads\language\uk-UA\Lossless.dll

      Filesize

      4.3MB

      MD5

      7969a2cbc4c31ccfb1ab8213f19501b9

      SHA1

      06a24af6e922ba2cd7fccb76ce2f43271a9af8b6

      SHA256

      486a48562504a274e984599a5931de200ea73bf6bc4c83bf6ca8daa651e80a68

      SHA512

      935988a39c1af479e971850f6758ee94098b35f173da609206312deeabeb3bc9466f93d1dad4e6d7938235f65fc52fdbd56058d46c1ba775d31718358eb6d8fa

    • C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe

      Filesize

      953KB

      MD5

      2c98d33096e97094cbbbd19f27f40883

      SHA1

      7e28af9d119d2658f962e3b28140c6081be1612b

      SHA256

      010ac1120a88a772e87d9e9018aa5db034a9bac9399803d4a7c4db3c47a71df6

      SHA512

      f9070ad6b2e3295fdde13aa8d7486147a7f9a675a924ad3bf117479baf5b573cf92650199e58378dd8345a28ab890bbd5021d374030c24836bfa65bb037dddc7

    • C:\Users\Admin\Downloads\language\uk-UA\LosslessScaling.exe.config

      Filesize

      174B

      MD5

      2a2df45a07478a1c77d5834c21f3d7fd

      SHA1

      f949e331f0d75ba38d33a072f74e2327c870d916

      SHA256

      051099983b896673909e01a1f631b6652abb88da95c9f06f3efef4be033091fa

      SHA512

      1a6dd48f92ea6b68ee23b86ba297cd1559f795946ecda17ade68aea3dda188869bba380e3ea3472e08993f4ae574c528b34c3e25503ee6119fd4f998835e09d7

    • 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

    • memory/8-127-0x0000017BCC220000-0x0000017BCC228000-memory.dmp

      Filesize

      32KB

    • memory/8-133-0x0000017BE89A0000-0x0000017BE8A52000-memory.dmp

      Filesize

      712KB

    • memory/8-154-0x0000017BE91E0000-0x0000017BE91EE000-memory.dmp

      Filesize

      56KB

    • memory/8-136-0x0000017BE8A90000-0x0000017BE8AC8000-memory.dmp

      Filesize

      224KB

    • memory/8-134-0x0000017BE8B10000-0x0000017BE8BCA000-memory.dmp

      Filesize

      744KB

    • memory/8-125-0x0000017BE6300000-0x0000017BE63E6000-memory.dmp

      Filesize

      920KB

    • memory/8-126-0x0000017BCDAF0000-0x0000017BCDB16000-memory.dmp

      Filesize

      152KB

    • memory/8-139-0x0000017BE92C0000-0x0000017BE92C8000-memory.dmp

      Filesize

      32KB

    • memory/8-128-0x0000017BCC250000-0x0000017BCC25A000-memory.dmp

      Filesize

      40KB

    • memory/8-118-0x0000017BCBB70000-0x0000017BCBC64000-memory.dmp

      Filesize

      976KB

    • memory/1044-14-0x0000000005B10000-0x00000000060B6000-memory.dmp

      Filesize

      5.6MB

    • memory/1044-15-0x0000000005560000-0x00000000055F2000-memory.dmp

      Filesize

      584KB

    • memory/1044-13-0x0000000000A40000-0x0000000000A6C000-memory.dmp

      Filesize

      176KB

    • memory/1044-12-0x0000000074E6E000-0x0000000074E6F000-memory.dmp

      Filesize

      4KB

    • memory/1764-217-0x0000000071D40000-0x0000000071D8C000-memory.dmp

      Filesize

      304KB

    • memory/1764-218-0x0000000071930000-0x0000000071C87000-memory.dmp

      Filesize

      3.3MB

    • memory/3104-135-0x0000000006F80000-0x0000000007016000-memory.dmp

      Filesize

      600KB

    • memory/3104-175-0x0000000007550000-0x000000000756A000-memory.dmp

      Filesize

      104KB

    • memory/3104-141-0x0000000071D40000-0x0000000071D8C000-memory.dmp

      Filesize

      304KB

    • memory/3104-151-0x00000000072E0000-0x00000000072FE000-memory.dmp

      Filesize

      120KB

    • memory/3104-142-0x0000000071930000-0x0000000071C87000-memory.dmp

      Filesize

      3.3MB

    • memory/3104-152-0x0000000007310000-0x00000000073B4000-memory.dmp

      Filesize

      656KB

    • memory/3104-138-0x0000000006420000-0x0000000006442000-memory.dmp

      Filesize

      136KB

    • memory/3104-137-0x00000000063C0000-0x00000000063DA000-memory.dmp

      Filesize

      104KB

    • memory/3104-170-0x0000000008200000-0x000000000887A000-memory.dmp

      Filesize

      6.5MB

    • memory/3104-171-0x00000000074A0000-0x00000000074AA000-memory.dmp

      Filesize

      40KB

    • memory/3104-172-0x00000000074B0000-0x00000000074C1000-memory.dmp

      Filesize

      68KB

    • memory/3104-173-0x00000000074E0000-0x00000000074EE000-memory.dmp

      Filesize

      56KB

    • memory/3104-174-0x00000000074F0000-0x0000000007505000-memory.dmp

      Filesize

      84KB

    • memory/3104-140-0x00000000072A0000-0x00000000072D4000-memory.dmp

      Filesize

      208KB

    • memory/3104-176-0x0000000007530000-0x0000000007538000-memory.dmp

      Filesize

      32KB

    • memory/3104-124-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

      Filesize

      304KB

    • memory/3104-105-0x00000000029E0000-0x0000000002A16000-memory.dmp

      Filesize

      216KB

    • memory/3104-123-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

      Filesize

      120KB

    • memory/3104-122-0x00000000059F0000-0x0000000005D47000-memory.dmp

      Filesize

      3.3MB

    • memory/3104-228-0x0000000007CD0000-0x0000000007E96000-memory.dmp

      Filesize

      1.8MB

    • memory/3104-229-0x0000000007F30000-0x0000000007FCC000-memory.dmp

      Filesize

      624KB

    • memory/3104-230-0x0000000007FD0000-0x00000000080FC000-memory.dmp

      Filesize

      1.2MB

    • memory/3104-111-0x0000000005910000-0x0000000005976000-memory.dmp

      Filesize

      408KB

    • memory/3104-112-0x0000000005980000-0x00000000059E6000-memory.dmp

      Filesize

      408KB

    • memory/3104-109-0x0000000005110000-0x0000000005132000-memory.dmp

      Filesize

      136KB

    • memory/3104-106-0x00000000051B0000-0x00000000057DA000-memory.dmp

      Filesize

      6.2MB

    • memory/3180-197-0x00000253EA030000-0x00000253EA116000-memory.dmp

      Filesize

      920KB