Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 16:25

General

  • Target
    velogs.exe
  • Size 733KB
  • Sample260804-txazwavcpb
  • SHA256 c0654ca707fd45d9563f46dbd51fc03b75f5a05ec0ffc26816bcedcd13520b31
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • phantom_stealer

Version
  • v3.5.0

Mutex
  • 1YA6UHTISPAQ669J8KKQ

Attributes
  • anti_analysis

    0

  • cb_enables_ssl

    0

  • debug

    0

  • keylogger

    1

  • start_delay

    0

  • startup

    1

Signatures

  • Family: PhantomStealer

    Phantom Stealer is a stealer written in C#, forked from the Stealerium family.

  • Detects PhantomStealer written in C# 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Costura .NET executable packer 2 IoCs

    Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

  • Drops file in Program Files directory 1 IoCs
  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\velogs.exe
    "C:\Users\Admin\AppData\Local\Temp\velogs.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:60
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-sandbox --allow-no-sandbox-job --disable-gpu --mute-audio --disable-audio --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg"
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x104,0x108,0x10c,0xe0,0x110,0x7ff802ecc728,0x7ff802ecc734,0x7ff802ecc740
        3⤵
          PID:2476
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --metrics-shmem-handle=1672,i,6403500833551353022,13649983378142787234,262144 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=1788 /prefetch:2
          3⤵
            PID:4972
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --mute-audio --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --force-high-res-timeticks=disabled --metrics-shmem-handle=1920,i,5629941307902479774,3985774065308946719,524288 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=2016 /prefetch:3
            3⤵
            • System Time Discovery
            PID:4396
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-sandbox --mute-audio --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --force-high-res-timeticks=disabled --metrics-shmem-handle=2140,i,9134181337760098297,10052660928280704451,524288 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=2152 /prefetch:8
            3⤵
              PID:460
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3152,i,6933956858193773634,8229606155877788527,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=3148 /prefetch:1
              3⤵
                PID:3768
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3156,i,4248985586611922186,12841768369220339278,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=3188 /prefetch:1
                3⤵
                  PID:3928
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=3376,i,13794090436617177235,1802888657283063195,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=3384 /prefetch:1
                  3⤵
                    PID:1264
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --metrics-shmem-handle=3400,i,11388664635288738773,12660336863671859883,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=3396 /prefetch:2
                    3⤵
                      PID:2960
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --metrics-shmem-handle=4316,i,965310383254637999,2059527213980435904,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=4004 /prefetch:1
                      3⤵
                        PID:2136
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --user-data-dir="C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg" --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --metrics-shmem-handle=2768,i,10725836596138278710,12146314019459055454,2097152 --field-trial-handle=1676,i,2378568855750178128,5676252061673870237,262144 --variations-seed-version --mojo-platform-channel-handle=2772 /prefetch:2
                        3⤵
                        • Drops file in Program Files directory
                        PID:5108
                  • C:\Users\Admin\AppData\Roaming\velogs.exe
                    C:\Users\Admin\AppData\Roaming\velogs.exe
                    1⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2260
                  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                    1⤵
                      PID:4648

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Crashpad\settings.dat
                          • Size 40B
                          • SHA256 fca1111982eba4fbd219800e48a73f4bb957fbcddf85a61e831cd775d463a4e9
                          • MD5 SHA1 SHA512

                          data_0

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Cache\Cache_Data\data_0
                          • Size 44KB
                          • SHA256 c5369be5fc3277cc5bd138e84a67deba714a7766b29e0abfcf2e84c0086ad074
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          data_1

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Cache\Cache_Data\data_1
                          • Size 264KB
                          • SHA256 bea101ff4d6b8859ecd9bf0d4e8603416134a01afd5bdf34c141322216fb2e42
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Cache\Cache_Data\index
                          • Size 256KB
                          • SHA256 98ae3fb1a97aa1309be4b4efef94cf6e49527f15e89d90e2e44e8292eb80a13e
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          ba678a2fbd8c358c_0

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Code Cache\js\ba678a2fbd8c358c_0
                          • Size 298B
                          • SHA256 eec45128a4cf2e93b6b2303ec634e4f13eadf4874508674637f23b3d8bb11875
                          • MD5 SHA1 SHA512 TLSH

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Code Cache\js\index
                          • Size 24B
                          • SHA256 fbcfe23a2ecb82b7100c50811691dde0a33aa3da8d176be9882a9db485dc0f2d
                          • MD5 SHA1 SHA512

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Code Cache\wasm\index-dir\the-real-index
                          • Size 48B
                          • SHA256 6f16a678373e5110e3e5c1a45e50aa628394f56f1c961d367aa4d897ac5eb9ed
                          • MD5 SHA1 SHA512

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\DawnGraphiteCache\index
                          • Size 256KB
                          • SHA256 d46fe34a6db17229379ab275414d2c22543df000483336e45bbc0a5a7d8671d9
                          • MD5 SHA1 SHA512 SSDEEP

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\DawnWebGPUCache\index
                          • Size 256KB
                          • SHA256 469edeb49dd7768777969121a864e2786598a36b13218e730320a70bc5ea3538
                          • MD5 SHA1 SHA512 SSDEEP

                          MANIFEST-000001

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Extension Rules\MANIFEST-000001
                          • Size 41B
                          • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                          • MD5 SHA1 SHA512

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\GPUCache\index
                          • Size 256KB
                          • SHA256 e3183eda5a8e93881992ef3dc263fe2c9823ebfb707187458224cc315f7e13cb
                          • MD5 SHA1 SHA512 SSDEEP

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Preferences
                          • Size 3KB
                          • SHA256 5b61cb6a33e9a7c49102f2d960a69fd21f092fe14ee8cc9dda74f4114a4ce34e
                          • MD5 SHA1 SHA512 TLSH

                          2cc80dabc69f58b6_0

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Service Worker\ScriptCache\2cc80dabc69f58b6_0
                          • Size 472B
                          • SHA256 7433e2de592bac3d53e34206cd580d140d107eae0defa146b238d209d3b34c87
                          • MD5 SHA1 SHA512 TLSH

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Service Worker\ScriptCache\index-dir\the-real-index
                          • Size 72B
                          • SHA256 d0fa66f36dfaa09b38a78b8c415506093474598d32b7cee90335c7680abe0e74
                          • MD5 SHA1 SHA512 TLSH

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Shared Dictionary\cache\index-dir\the-real-index
                          • Size 48B
                          • SHA256 b72e51d8214ca9311b5731cc38f29a21b00d9086ee88ec2f5964420e500b83bb
                          • MD5 SHA1 SHA512

                          CURRENT

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Default\Site Characteristics Database\CURRENT
                          • Size 16B
                          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                          • MD5 SHA1 SHA512

                          data_0

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GrShaderCache\data_0
                          • Size 8KB
                          • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                          • MD5 SHA1 SHA512 SSDEEP

                          data_1

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GrShaderCache\data_1
                          • Size 264KB
                          • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                          • MD5 SHA1 SHA512 SSDEEP

                          data_2

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GrShaderCache\data_2
                          • Size 8KB
                          • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                          • MD5 SHA1 SHA512 SSDEEP

                          data_3

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GrShaderCache\data_3
                          • Size 8KB
                          • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                          • MD5 SHA1 SHA512 SSDEEP

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GrShaderCache\index
                          • Size 256KB
                          • SHA256 f06aece92b3db6ba8a38ebc9f843a2e27dbf81a954f730ab07e6741f0ec4e469
                          • MD5 SHA1 SHA512 SSDEEP

                          index

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\GraphiteDawnCache\index
                          • Size 256KB
                          • SHA256 945b6a28ce29edca7020b5dd3d19514b178f22041e9b56506f2b6098a033a041
                          • MD5 SHA1 SHA512 SSDEEP

                          Last Version

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Last Version
                          • Size 13B
                          • SHA256 e5efa9eb104cd0b25149c2e789bec8d9aa4ba95678831b657eef7780a281c391
                          • MD5 SHA1 SHA512

                          Local State

                          • Path C:\Users\Admin\AppData\Local\Temp\34vvmeyx.mlg\Local State
                          • Size 1KB
                          • SHA256 3ec492a5a3179278002f5ff9c88879463badb7533b3999516c157a687bce3125
                          • MD5 SHA1 SHA512 TLSH

                          velogs.exe

                          • Path C:\Users\Admin\AppData\Roaming\velogs.exe
                          • Size 733KB
                          • SHA256 c0654ca707fd45d9563f46dbd51fc03b75f5a05ec0ffc26816bcedcd13520b31
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/60-191-0x000001FB2EC50000-0x000001FB2EC72000-memory.dmp

                          memory/60-0-0x000001FB2CDC0000-0x000001FB2CE7E000-memory.dmp

                          memory/60-15-0x000001FB2EB40000-0x000001FB2EB5E000-memory.dmp

                          memory/60-14-0x000001FB488C0000-0x000001FB48DE8000-memory.dmp

                          memory/60-13-0x000001FB47FF0000-0x000001FB48040000-memory.dmp

                          memory/60-12-0x000001FB48070000-0x000001FB480E6000-memory.dmp

                          memory/60-11-0x000001FB481C0000-0x000001FB48382000-memory.dmp

                          memory/60-6-0x000001FB2EBA0000-0x000001FB2EC52000-memory.dmp

                          memory/60-1-0x000001FB2EB30000-0x000001FB2EB40000-memory.dmp

                          memory/60-194-0x000001FB2EB30000-0x000001FB2EB40000-memory.dmp

                          memory/2260-9-0x0000020999970000-0x0000020999980000-memory.dmp

                          memory/2852-40-0x0000024E72910000-0x0000024E729CE000-memory.dmp