Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2024 01:13

General

  • Target

    16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe

  • Size

    756KB

  • MD5

    31c87737ea27257492b80ffe38db4a02

  • SHA1

    202620c58aee7e3d873f344196fa43c5ad863baf

  • SHA256

    16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31

  • SHA512

    f50ee3c56f7f498fb54c501201bda1640bb7b9e7476dc896b2c19a7706b0f132bae808b4a312c0c401a1b8e58058b7255cc2ed9026b19a7a561f3168d85dbec9

  • SSDEEP

    12288:PfyfpWOhx8kPn3HLK1ADGl8qWp5YXaZG5EpKXoz9E6IgybM6LIrGH0Tl2TAXjUva:PfyjiGuASGqM5YXH5U9bITbj8LTUTijU

Malware Config

Signatures

  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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.

  • Modifies registry class 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: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe
    "C:\Users\Admin\AppData\Local\Temp\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3016
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qwyxUYwZbCeXJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qwyxUYwZbCeXJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD8BC.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4356
    • C:\Users\Admin\AppData\Local\Temp\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe
      "C:\Users\Admin\AppData\Local\Temp\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe"
      2⤵
      • Checks computer location settings
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:2056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

    Filesize

    18KB

    MD5

    c4965c22c155790548b3be9584260a48

    SHA1

    cb414ac051b5ab540e6e04ea4f65cfa9e40bf491

    SHA256

    2d7e7ab04a8d4005c922fa7d496fc00d7c8f743e427c63cee35d64c0c01bed0d

    SHA512

    b2d38d61b1af634812406a892b68435b882e50c19bce1e94995fa75baceb4237cdebc0223ce86fc3dddf087649f5bdc8736ea1b48430f87cb1e7b0e6e3110dfd

  • C:\Users\Admin\AppData\Local\Temp\3582-490\16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31.exe

    Filesize

    716KB

    MD5

    eab1cbc9e7da6d32d557dfc901918f72

    SHA1

    c8c710ccda27bbf5f82b36aa387c1c8a9f14b5d2

    SHA256

    9343e70417d6d5d6db49c9fa263337c953183ec07f3ee524a43e6d3976cf5dd3

    SHA512

    aca29afd5a5fb66aa9d4facd5d4bd6fe5b20ae2ac6987fc998ae28407cb6f2983071a1ba0d831baaa72c5a0df0a319065bd08f6c71e3baa993f183f5edd9ceb2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0j0ybage.3iw.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD8BC.tmp

    Filesize

    1KB

    MD5

    1ccf6ee093d7156b589314139bd9e87a

    SHA1

    6baabb904264e1e1fe8b096b2133b4b97645892a

    SHA256

    d11f094ec510083ac5f1de11862aeabfbef788a9f5ee2959c50145c8a0e6ec5a

    SHA512

    611e05d056e3cdb61bbfd7a703d0d9a8dd849a06d8bc6dcccbb438f0346d3e6656ab6d7a91df89a1cda82eedf1a02c12527c3a0d0ae2882725ffe2b570f60e23

  • C:\Users\Admin\AppData\Roaming\QWYXUY~1.EXE

    Filesize

    756KB

    MD5

    31c87737ea27257492b80ffe38db4a02

    SHA1

    202620c58aee7e3d873f344196fa43c5ad863baf

    SHA256

    16ecf712d513d305e40994ad4cdc51cc5b9be0f5f7067c543f00875973bc0a31

    SHA512

    f50ee3c56f7f498fb54c501201bda1640bb7b9e7476dc896b2c19a7706b0f132bae808b4a312c0c401a1b8e58058b7255cc2ed9026b19a7a561f3168d85dbec9

  • C:\Windows\svchost.com

    Filesize

    40KB

    MD5

    a84134e51db793d68b3b1a8718eb3b32

    SHA1

    0ff8ae348f19210799b74168610771d019e6ac26

    SHA256

    88a5de78b70d1164451d38d1415bbba1e374ffca345c089701e6a750212960f6

    SHA512

    49bb49e190f435708fb2cc8461eace217d883a202a157f812b4277afb582a47db9944abaf7313d909958bfa0b40ee57fbacb844327eeab46ba0b5b4d37b15ec8

  • memory/2056-46-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2056-47-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3016-90-0x0000000007790000-0x0000000007E0A000-memory.dmp

    Filesize

    6.5MB

  • memory/3016-103-0x00000000073D0000-0x0000000007466000-memory.dmp

    Filesize

    600KB

  • memory/3016-16-0x0000000004FE0000-0x0000000005608000-memory.dmp

    Filesize

    6.2MB

  • memory/3016-17-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3016-15-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3016-182-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3016-19-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3016-162-0x0000000007470000-0x0000000007478000-memory.dmp

    Filesize

    32KB

  • memory/3016-28-0x0000000005700000-0x0000000005766000-memory.dmp

    Filesize

    408KB

  • memory/3016-27-0x0000000004F00000-0x0000000004F66000-memory.dmp

    Filesize

    408KB

  • memory/3016-155-0x0000000007490000-0x00000000074AA000-memory.dmp

    Filesize

    104KB

  • memory/3016-152-0x0000000007390000-0x00000000073A4000-memory.dmp

    Filesize

    80KB

  • memory/3016-20-0x0000000004E60000-0x0000000004E82000-memory.dmp

    Filesize

    136KB

  • memory/3016-34-0x0000000005970000-0x0000000005CC4000-memory.dmp

    Filesize

    3.3MB

  • memory/3016-151-0x0000000007380000-0x000000000738E000-memory.dmp

    Filesize

    56KB

  • memory/3016-106-0x0000000007350000-0x0000000007361000-memory.dmp

    Filesize

    68KB

  • memory/3016-14-0x0000000002510000-0x0000000002546000-memory.dmp

    Filesize

    216KB

  • memory/3016-102-0x00000000071C0000-0x00000000071CA000-memory.dmp

    Filesize

    40KB

  • memory/3016-91-0x0000000007150000-0x000000000716A000-memory.dmp

    Filesize

    104KB

  • memory/3016-75-0x0000000006FF0000-0x0000000007093000-memory.dmp

    Filesize

    652KB

  • memory/3016-64-0x00000000752F0000-0x000000007533C000-memory.dmp

    Filesize

    304KB

  • memory/3016-59-0x0000000005E10000-0x0000000005E2E000-memory.dmp

    Filesize

    120KB

  • memory/3016-62-0x0000000005EB0000-0x0000000005EFC000-memory.dmp

    Filesize

    304KB

  • memory/3016-63-0x0000000006400000-0x0000000006432000-memory.dmp

    Filesize

    200KB

  • memory/3016-74-0x00000000063E0000-0x00000000063FE000-memory.dmp

    Filesize

    120KB

  • memory/3500-92-0x00000000752F0000-0x000000007533C000-memory.dmp

    Filesize

    304KB

  • memory/3500-186-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3500-21-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3500-36-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/5068-35-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/5068-6-0x0000000005C40000-0x0000000005CDC000-memory.dmp

    Filesize

    624KB

  • memory/5068-7-0x0000000008650000-0x0000000008660000-memory.dmp

    Filesize

    64KB

  • memory/5068-5-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB

  • memory/5068-4-0x00000000059D0000-0x00000000059DA000-memory.dmp

    Filesize

    40KB

  • memory/5068-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/5068-8-0x0000000006BC0000-0x0000000006BCE000-memory.dmp

    Filesize

    56KB

  • memory/5068-9-0x0000000006C00000-0x0000000006C8E000-memory.dmp

    Filesize

    568KB

  • memory/5068-3-0x0000000005A00000-0x0000000005A92000-memory.dmp

    Filesize

    584KB

  • memory/5068-18-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/5068-2-0x0000000005F10000-0x00000000064B4000-memory.dmp

    Filesize

    5.6MB

  • memory/5068-1-0x0000000000ED0000-0x0000000000F94000-memory.dmp

    Filesize

    784KB

  • memory/5068-56-0x0000000074A40000-0x00000000751F0000-memory.dmp

    Filesize

    7.7MB