Analysis

  • max time kernel
    61s
  • max time network
    62s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    30-04-2024 14:42

General

  • Target

    749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4.exe

  • Size

    565KB

  • MD5

    27601d095e5b3761d9289584415a73cc

  • SHA1

    9570f23b5abe2ef46a23ded17adb2fb6c203a201

  • SHA256

    749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4

  • SHA512

    066263bf8f11d48b4e3715b8962686e0ca32aa8647b642a193b5331513538a44bb49edad5ef6a08ae6cc6401504fadc7adf38efb07c9ae9560e947aac443e0e7

  • SSDEEP

    12288:REqmA0wfzInoQJUi1KHvQtzDNfo1arLaLRvs+Jkp/eH:RHmSyo+Ui13zZCI7+up/eH

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 4 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4.exe
    "C:\Users\Admin\AppData\Local\Temp\749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Program Files (x86)\HPWombat\WombatStarter.exe
      "C:\Program Files (x86)\HPWombat\WombatStarter.exe" "install_and_start_srv" "C:\Users\Admin\AppData\Local\Temp\749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4.exe"
      2⤵
      • Executes dropped EXE
      PID:348
    • C:\Program Files (x86)\HPWombat\WombatStarter.exe
      "C:\Program Files (x86)\HPWombat\WombatStarter.exe" "write_patch_str_to_reg" "C:\Users\Admin\AppData\Local\Temp\749f5e042b317dc4e989c174d92936ef83d9d4fbf4c190f0e5b759b858b15cf4.exe" "HKLM" Software\HPWombat "jeromu"
      2⤵
      • Executes dropped EXE
      PID:1768
  • C:\Program Files (x86)\HPWombat\HPWombatSrv.exe
    "C:\Program Files (x86)\HPWombat\HPWombatSrv.exe"
    1⤵
    • Executes dropped EXE
    • Modifies data under HKEY_USERS
    PID:4820
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2264
    • C:\Windows\regedit.exe
      "C:\Windows\regedit.exe"
      1⤵
      • Runs regedit.exe
      • Suspicious behavior: GetForegroundWindowSpam
      PID:4932
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2752
    • C:\Program Files (x86)\HPWombat\WombatStarter.exe
      "C:\Program Files (x86)\HPWombat\WombatStarter.exe" QzpcUHJvZ3JhbSBGaWxlc1xHb29nbGVcQ2hyb21lXEFwcGxpY2F0aW9uXGNocm9tZS5leGU= aHR0cDovL2FtcGFja2VuenUucnUv
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3580
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" http://ampackenzu.ru/
        2⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:996
        • 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=0xd4,0xd8,0xdc,0xb0,0xe0,0x7ffd5f3d9758,0x7ffd5f3d9768,0x7ffd5f3d9778
          3⤵
            PID:1884
          • 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=1636 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:2
            3⤵
              PID:2840
            • 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=1872 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:8
              3⤵
                PID:2480
              • 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=2096 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:8
                3⤵
                  PID:1408
                • 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 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2640 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:1
                  3⤵
                    PID:224
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2648 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:1
                    3⤵
                      PID:1324
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4408 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:1
                      3⤵
                        PID:4476
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3028 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:1
                        3⤵
                          PID:3848
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4808 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:8
                          3⤵
                            PID:2776
                          • 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=4952 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:8
                            3⤵
                              PID:1600
                            • 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=4976 --field-trial-handle=1800,i,8912978932688905120,18232799246441915746,131072 /prefetch:8
                              3⤵
                                PID:4844
                          • 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:4352

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Program Files (x86)\HPWombat\HPWombatSrv.exe

                              Filesize

                              2.4MB

                              MD5

                              bac2e4856879885af0251cb4cbb3d521

                              SHA1

                              a8d3f6492e20e775c84f16a8ca6683a2c1aabc2d

                              SHA256

                              18dd7fe65140120d10004e475effb1ce386d8f280094429f4654882120899d73

                              SHA512

                              5d550a67764a54145808a12953435a5dd75d1bea8200f2872e288f1eb9f8c0b798db539289950b2c42a0cac4a55689fc65427d1c97afdf83a10881a74d7a1935

                            • C:\Program Files (x86)\HPWombat\WombatStarter.exe

                              Filesize

                              1.3MB

                              MD5

                              d23253f3a323a0a7c8ecfb08e1e0aa74

                              SHA1

                              497bbf7fa1655f7fd921239a00d46c32acebf59d

                              SHA256

                              78d7891f42d40171373088aff1bda3fbd5ed4275ac0166a0cfcc7c8001ed4b70

                              SHA512

                              cc5072793d2bcefda3d59e145996bbeb47eac8a6887b7472d2ce3d64bcf46a3c9cd97a663920f4510e1ca6626258354dbc4e758a759b089f58d86fa8a4cb7b3d

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\0143a9cc-a886-4698-93f3-5e92a92fe47f.tmp

                              Filesize

                              1018B

                              MD5

                              cace1443bc0ffa658091a4989659fa10

                              SHA1

                              22dddb37325b71047c4bac1b830e0ee075742674

                              SHA256

                              8da6c8309c033966ccb7a2dd81deab948c2525d0ca8eceec8cadbb719b0432a1

                              SHA512

                              781ba887539b20a2e0b3f6b72aff581b2b7fe2ca45412039485731ab30b9c072371de5fbbfd20e11a0e7f2b1a672c406d660b8b58a40426a3c69632ef7a7ed29

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

                              Filesize

                              5KB

                              MD5

                              56d1c46e5f076573c021cca4e6a29ab5

                              SHA1

                              548534bb708bd6a2821b9abe777d780c49a7f36a

                              SHA256

                              df77fd1a825a8164cffdc45b164845dbbdfbfbb1c9b347cef3b1cb934bbfd270

                              SHA512

                              f668e685929251b221a3db9e37dbece8aefd103c1bcb542e7362718e562ffb974b43397fc5e1f28802ae86849cc144480470a8bcf09758df5bcc2b216742251e

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

                              Filesize

                              12KB

                              MD5

                              70626b55cc7b1df9d133babe15b8a689

                              SHA1

                              f9729ca3f61c83b9f72e83ff0480c3d39ff27717

                              SHA256

                              d22ba74a69f54e5f0724844de39ba497e181317c0e5b912acb87306200051478

                              SHA512

                              8a4d0687fde8a84e0d957cc3cdde4413630457a3b2ae11b386955635dd911ef6ad14f6f293e69903e5943f3d1b0f5e2444419d1ac07ca155de88e241230942b4

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

                              Filesize

                              273KB

                              MD5

                              c770f6be9061aa85a653f3de014c1fb7

                              SHA1

                              ce3c778efa07dbbdd3f3d35b7081f2b1839b978b

                              SHA256

                              eb162499469bef55a8a601b9adef28a62f57221fac4c7f1df1c5150fba29499e

                              SHA512

                              969fd804c751cbe9baa6b8f80d7026d9485587e10ad41593d0773d4a5de6c7d4c276ca6e94774d73c93c3ceba8da8f8d5005285e0f7180042a42a043988732af

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

                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                              Filesize

                              2B

                              MD5

                              99914b932bd37a50b983c5e7c90ae93b

                              SHA1

                              bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                              SHA256

                              44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                              SHA512

                              27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                            • C:\Users\Public\Desktop\Firеfох.lnk

                              Filesize

                              2KB

                              MD5

                              0736f18b030791f6e2218c493af4ef85

                              SHA1

                              5ae764a81823681c0a36a58f966c9a05bb2f73ae

                              SHA256

                              098092f7a76e37028285a4709b79c4614500e1fdbaf47b829dd95c115be26445

                              SHA512

                              f9aa5ce3f71bd0b8ff3f89607d65011070f1ab02ac2a52d3de6f160648e007d632824b5a19a8b35d8250f06c9ce7d9e24a281eb824d2b3503fb0d76c559ae97a

                            • C:\Users\Public\Desktop\Gооglе Сhrоmе.lnk

                              Filesize

                              2KB

                              MD5

                              0ff46930ae9bba7bf88bb4579ff66081

                              SHA1

                              52776aa7c8d25661839da7a2390a74376dd946e9

                              SHA256

                              ab8dbff137702c7a7b22b94a03550fa8916079f5091d36b155ecdfd7a71e1aba

                              SHA512

                              d515421bd1a331f7f45992dad2ff352fa709c4e7ab79e22d14cbd59dd0c04c4adf770445b806767eba4d8a0c23bf4791f56244508cb0ed6d8815e5ea4f45cb0b

                            • \Users\Admin\AppData\Local\Temp\nsb57F5.tmp\inetc.dll

                              Filesize

                              24KB

                              MD5

                              0f70de5c22874df2323f937f7b588bd4

                              SHA1

                              ed306624cd687d9e506c7ecd2ac97b7aaf556ff6

                              SHA256

                              7f5429361e0195d599ee05643e26985490b2ad85a08943e561898db3b365997b

                              SHA512

                              9cc23c1c5fbd07d991adf002fcdfdc3118b5d3648ac2387ef255ddd1377e1f94926f6e466ffe61657858df8e50179f52d647c75637beb2cd833b4ee6e5dc556e

                            • \Users\Admin\AppData\Local\Temp\nsb57F5.tmp\nsProcess.dll

                              Filesize

                              4KB

                              MD5

                              f0438a894f3a7e01a4aae8d1b5dd0289

                              SHA1

                              b058e3fcfb7b550041da16bf10d8837024c38bf6

                              SHA256

                              30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

                              SHA512

                              f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7