Analysis

  • max time kernel
    40s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 08:00

General

  • Target

    141e141c2bcbed80422f97517803e88f06ac22b6ecbc6a8b839d5c9ca303f7f6.exe

  • Size

    9.4MB

  • MD5

    3a08e3ef57c5ff6309e6424640579390

  • SHA1

    b3d03e2c8ab69a60a358a87b746244a2bd12071f

  • SHA256

    141e141c2bcbed80422f97517803e88f06ac22b6ecbc6a8b839d5c9ca303f7f6

  • SHA512

    ebc6a06278c298f309cd4c5bdb17aae1b900eec11240a6794206db9f8452de3cd528ac7f1a6adc90e9bf55bbbb5dfb7190b5f9f64129e34a8c674e1f7b931380

  • SSDEEP

    98304:FMESvDLLjgVABcjwdJgnxygK4X7GtirH5RtXeZMOKIeF0qx6DW0JRa:FMEwn/6ABBJ6xygK4X636OKFF0G

Malware Config

Extracted

Family

stealc

Botnet

mainteam

C2

http://31.58.137.238

Attributes
  • url_path

    /3392f30dc348fa7b.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Uses browser remote debugging 2 TTPs 4 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\141e141c2bcbed80422f97517803e88f06ac22b6ecbc6a8b839d5c9ca303f7f6.exe
    "C:\Users\Admin\AppData\Local\Temp\141e141c2bcbed80422f97517803e88f06ac22b6ecbc6a8b839d5c9ca303f7f6.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe" --remote-debugging-port=9229 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2316
      • 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\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6bd9758,0x7fef6bd9768,0x7fef6bd9778
        3⤵
          PID:1672
        • C:\Windows\system32\ctfmon.exe
          ctfmon.exe
          3⤵
            PID:3048
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1116 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:2
            3⤵
              PID:2804
            • 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 --mojo-platform-channel-handle=1564 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
              3⤵
                PID:2508
              • 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=utility --mojo-platform-channel-handle=1656 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                3⤵
                  PID:2512
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2284 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:2884
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2292 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:1924
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1328 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:2
                  3⤵
                    PID:1060
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2200 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:1
                    3⤵
                    • Uses browser remote debugging
                    PID:532
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3492 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                    3⤵
                      PID:1724
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3608 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                      3⤵
                        PID:1140
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1144 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                        3⤵
                          PID:2980
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3756 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                          3⤵
                            PID:2264
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1144 --field-trial-handle=1316,i,2758353233343896787,6502043844570252452,131072 /prefetch:8
                            3⤵
                              PID:2192
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 816
                            2⤵
                            • Program crash
                            PID:2820
                        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                          "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                          1⤵
                            PID:1788

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                            Filesize

                            264KB

                            MD5

                            f50f89a0a91564d0b8a211f8921aa7de

                            SHA1

                            112403a17dd69d5b9018b8cede023cb3b54eab7d

                            SHA256

                            b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                            SHA512

                            bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            c442c4d59f0aff2084e6a1fb31e98740

                            SHA1

                            74a0dad5f03540de929362c61d564b48a55634bb

                            SHA256

                            d6965369bbbd5aebaefbc2051559cc01edc39a50f0e0003b910898fba5bd7381

                            SHA512

                            cb9793179f28757ea2a45e2d98b5932cb39db8db39a01410d8f57bc8c7dcdea182c31dcc3b562203c719d5b2422a0f468eac1f3a588153a127ab72b926636ec0

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            d0a2c7a1c49e40569695f9e0706b00ec

                            SHA1

                            be931551bf6b136c8763f6ee64250096631695ad

                            SHA256

                            6301351884d63de8feedc97f49e7b44b452c24fb4c1f6826bfe515d1d095cef8

                            SHA512

                            7df56fac617f84553e9e3cc3d9b54be2dec3a4a4195463a1f8942d4477d86e4c675ce7bc1e75f2f2243fa6b9d74f754002c392d7c5dff5afab57bf7bf3a5f9b6

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp

                            Filesize

                            16B

                            MD5

                            18e723571b00fb1694a3bad6c78e4054

                            SHA1

                            afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                            SHA256

                            8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                            SHA512

                            43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                            Filesize

                            170KB

                            MD5

                            a97111b3b3a11f4d188b3131320a5289

                            SHA1

                            9ad343f6e285f81218ef352b613925abb3b60369

                            SHA256

                            2158babe1f0cd328efe9133b80efd3089000bfd1c506ad3cee6a389d6e1214b4

                            SHA512

                            e928fb31f4539e32e122c97f70f73d70523408bb12d8ed54b846d59b0b975252be18c0553443e4f092e4eb027cd817bb541e556dc6da15a33af3c68115f99401

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                            Filesize

                            365KB

                            MD5

                            887d72bd40b76ce9af867a7265651502

                            SHA1

                            57a11d37ad5e1c8ace107a09f3ef0b252c4d3e01

                            SHA256

                            d642846ae1e336ee1dce21acf296c90a034f50839e230e3bf47d8a2454480803

                            SHA512

                            97f72bd992eced0c4067200fcae248fb5489563803fcf709a92f82b83dcaa53c50cc99cd94960ee5db59f02417c6c4195116d866aff986f58f4cabf9e7a34c28

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ef97dbd5-7a86-4277-b99e-12be4b048da7.tmp

                            Filesize

                            348KB

                            MD5

                            33a1f45c62b312980186685d8f549d42

                            SHA1

                            0bf16bc5bb7264a2c1a89bdd2715f5d6ddaf5dd9

                            SHA256

                            bfa98079c6d6f1bdb326ae82070c5931267aceb077f518e88cbe690613e66849

                            SHA512

                            d400749c5c6e9742885f25b27b0f54f43ebb30e6c7e949f573c1f5c87985b6e6eed87ca960f8843c958f0c746f5cfdd36a33a2f5c7e0e4f6d2aa0da832882aad

                          • \??\pipe\crashpad_2316_SRQOHHOBMDAXSSKX

                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • \ProgramData\chrome.dll

                            Filesize

                            676KB

                            MD5

                            eda18948a989176f4eebb175ce806255

                            SHA1

                            ff22a3d5f5fb705137f233c36622c79eab995897

                            SHA256

                            81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4

                            SHA512

                            160ed9990c37a4753fc0f5111c94414568654afbedc05308308197df2a99594f2d5d8fe511fd2279543a869ed20248e603d88a0b9b8fb119e8e6131b0c52ff85

                          • memory/2872-3-0x0000000061E00000-0x0000000061EF3000-memory.dmp

                            Filesize

                            972KB

                          • memory/2872-0-0x00000000029A0000-0x0000000002C8F000-memory.dmp

                            Filesize

                            2.9MB

                          • memory/2872-96-0x00000000029A0000-0x0000000002C8F000-memory.dmp

                            Filesize

                            2.9MB

                          • memory/2872-1-0x00000000029A0000-0x0000000002C8F000-memory.dmp

                            Filesize

                            2.9MB