Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 03:32

General

  • Target
    2026-10-28_5f24b7be34903e0fcef0a88d6748a964_amadey_blankgrabber_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 20.0MB
  • Sample261030-d3xstsdb66
  • SHA256 40c4d215215e101ea4b9c008cef0871f60c1b2a86c7e6f5cb573d8a8bb78f556
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Executes a file named after a Windows system binary 1 TTPs 2 IoCs

    The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

  • Executes dropped EXE 3 IoCs
  • Modifies system executable filetype association 2 TTPs 6 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-28_5f24b7be34903e0fcef0a88d6748a964_amadey_blankgrabber_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-28_5f24b7be34903e0fcef0a88d6748a964_amadey_blankgrabber_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4652
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes a file named after a Windows system binary
      • Executes dropped EXE
      PID:4084
    • C:\Users\Admin\Documents\diagnostics\shost.exe
      "C:\Users\Admin\Documents\diagnostics\shost.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4516
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes a file named after a Windows system binary
        • Executes dropped EXE
        PID:1124

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCXEA4D.tmp

        • Path C:\Program Files\7-Zip\RCXEA4D.tmp
        • Size 377KB
        • SHA256 c191bf06eddba4c98b0f6966c4d5020261c5fdda02d388bc406d55ecf512671b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        069022106863.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\069022106863.ico
        • Size 1KB
        • SHA256 0eecaeef9593a8bdab3aaaf9fdcf9cd4d312fb5c2015b1e12533dbfdfc9e2e58
        • MD5 SHA1 SHA512 TLSH

        130106966430.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\130106966430.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        214346980357.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\214346980357.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        300702432847.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\300702432847.ico
        • Size 1KB
        • SHA256 1c413336445e2b6d1de737844f2a298eb8eed23eb6a0671cefeb15caeb8eaef9
        • MD5 SHA1 SHA512 TLSH

        312033607387.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\312033607387.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        340391551562.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\340391551562.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        402782664136.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\402782664136.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        471576854297.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\471576854297.ico
        • Size 1KB
        • SHA256 c87216c7ca4c6510e0957de46c989ec10827b6b03b4bd518cf81c7ea2a140b8b
        • MD5 SHA1 SHA512 TLSH

        486150617725.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\486150617725.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        489706328982.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\489706328982.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        500078939991.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\500078939991.ico
        • Size 1KB
        • SHA256 18749bf7cbeaf430807c30dca88b7b7514a65e8c5170f1bcabb548f375e493fe
        • MD5 SHA1 SHA512 TLSH

        501509014859.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\501509014859.ico
        • Size 1KB
        • SHA256 5d0ddd51604345a2d39f5008290607d8af6bfd8d17c1f4eb914b8cc0d2953da4
        • MD5 SHA1 SHA512 TLSH

        543304251263.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\543304251263.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        576509087838.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\576509087838.ico
        • Size 1KB
        • SHA256 a742238dacdff4363a430dacedb364ff073cd4c1f1799badcc88f3b681d565ca
        • MD5 SHA1 SHA512 TLSH

        615011680880.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\615011680880.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        635895722669.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\635895722669.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        734962376532.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\734962376532.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        809365094340.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\809365094340.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        811093908679.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\811093908679.ico
        • Size 1KB
        • SHA256 9a6584c0e0a8cf98d3d7bd968a9ae54141256e454f1d7dabbc1e59b02be3f016
        • MD5 SHA1 SHA512 TLSH

        858731655275.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\858731655275.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 3a489a566775f9f6297ff3601b52cd51577ac51fc0f19d6bc1200e7f4439a7c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 13bdaf21d62a50a52cb6317799b204043a06712fc68435fc604835b289866d7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 1KB
        • SHA256 046efebf64ede7f6e952a8e02c2ec85074990c208e7945c80529b04db20a4a60
        • MD5 SHA1 SHA512 TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 2KB
        • SHA256 508406f80ce1ba59f5f0794a16d0cd26a102e8c6bb1d3eb46aa19031e455ec4c
        • MD5 SHA1 SHA512 TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 3KB
        • SHA256 e767b3a4107c684071cd4b0a3c6fd42d4a369cf1e4c5d1e38dc93128cc44f745
        • MD5 SHA1 SHA512 TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 24e291c1a0b0a3ff6089a1cd4269f11c758c543fda2e5e98f81748e30282c600
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 b28f50d0d505c61067edf95a61cc46bbcb0ff347edb566f25ff79e8a010908dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1124-127-0x00007FF8399B0000-0x00007FF83A354000-memory.dmp

        memory/4084-277-0x00007FF8399B0000-0x00007FF83A354000-memory.dmp

        memory/4084-7-0x00007FF8399B0000-0x00007FF83A354000-memory.dmp

        memory/4084-6-0x00007FF839B3F000-0x00007FF839B40000-memory.dmp

        memory/4084-5-0x0000000000F00000-0x0000000000F16000-memory.dmp