Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 01:07

General

  • Target
    2024-06-03_935912c06997a8f013d146ae97a732d4_mafia.exe
  • Size 1.6MB
  • Sample240603-bgrnksfa54
  • SHA256 c2c5cff8f7311b8eb9d0bc9f6c9509d1ce1e51e897cbe1a7e77ce6395571e73b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 14 IoCs
  • Reads user/profile data of web browsers 2 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.

  • Installs/modifies Browser Helper Object 2 TTPs 5 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 9 IoCs
  • Drops file in Windows directory 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • System policy modification 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-03_935912c06997a8f013d146ae97a732d4_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_935912c06997a8f013d146ae97a732d4_mafia.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\dgrn.exe
      "C:\Users\Admin\AppData\Local\Temp\dgrn.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:624
      • C:\ProgramData\youtubegizm\tytghn.exe
        "C:\ProgramData\youtubegizm\tytghn.exe" /closebr=1 /InstallOn=7 /active=24 /update=24 /interval=2880 /pubId=10001 /affId=100112 /uId={DF6B516B-78A8-4FFA-8130-9593E2949416} /version=1.0.0.5 /Override=false /Firstime=1 /IEhome=0 /IEsearch=0 /FFhome=0 /FFsearch=0 /CHhome=0 /CHsearch=0 /FFaddon=1 /CHaddon=1 /AutoSP=0 /regAppName=youtubegizm /txx=1 -regAppName=youtubegizm -txx=2
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4296
        • C:\Windows\SysWOW64\taskkill.exe
          "C:\Windows\System32\taskkill.exe" /F /IM IExplore.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:3816
  • C:\ProgramData\youtubegizm\tytghn.exe
    C:\ProgramData\youtubegizm\tytghn.exe /task=0 /closebr=1 /InstallOn=7 /active=24 /update=24 /interval=2880 /pubId=10001 /affId=100112 /uId={DF6B516B-78A8-4FFA-8130-9593E2949416} /version=1.0.0.5 /Override=false /IEhome=0 /IEsearch=0 /FFhome=0 /FFsearch=0 /CHhome=0 /CHsearch=0 /FFaddon=1 /CHaddon=1 /AutoSP=0 /regAppName=youtubegizm /txx=1 -regAppName=youtubegizm -txx=2
    1⤵
    • Executes dropped EXE
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • System policy modification
    PID:1120
  • C:\ProgramData\youtubegizm\tytghn.exe
    C:\ProgramData\youtubegizm\tytghn.exe /task=1 /closebr=1 /InstallOn=7 /active=24 /update=24 /interval=2880 /pubId=10001 /affId=100112 /uId={DF6B516B-78A8-4FFA-8130-9593E2949416} /version=1.0.0.5 /Override=false /IEhome=0 /IEsearch=0 /FFhome=0 /FFsearch=0 /CHhome=0 /CHsearch=0 /FFaddon=1 /CHaddon=1 /AutoSP=0 /regAppName=youtubegizm /txx=1 -regAppName=youtubegizm -txx=2
    1⤵
    • Executes dropped EXE
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • System policy modification
    PID:2916
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1344 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2216
    • C:\ProgramData\youtubegizm\tytghn.exe
      C:\ProgramData\youtubegizm\tytghn.exe /task=2 /closebr=1 /InstallOn=7 /active=24 /update=24 /interval=2880 /pubId=10001 /affId=100112 /uId={DF6B516B-78A8-4FFA-8130-9593E2949416} /version=1.0.0.5 /Override=false /IEhome=0 /IEsearch=0 /FFhome=0 /FFsearch=0 /CHhome=0 /CHsearch=0 /FFaddon=1 /CHaddon=1 /AutoSP=0 /regAppName=youtubegizm /txx=1 -regAppName=youtubegizm -txx=2
      1⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      PID:5012
    • C:\ProgramData\youtubegizm\tytghn.exe
      C:\ProgramData\youtubegizm\tytghn.exe /task=4 /closebr=1 /InstallOn=7 /active=24 /update=24 /interval=2880 /pubId=10001 /affId=100112 /uId={DF6B516B-78A8-4FFA-8130-9593E2949416} /version=1.0.0.5 /Override=false /IEhome=0 /IEsearch=0 /FFhome=0 /FFsearch=0 /CHhome=0 /CHsearch=0 /FFaddon=1 /CHaddon=1 /AutoSP=0 /regAppName=youtubegizm /txx=1 -regAppName=youtubegizm -txx=2
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:964

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          jsloader.dll

          • Path C:\Program Files (x86)\youtubegizm\jsloader.dll
          • Size 215KB
          • SHA256 50c36830ca56b2a9ccbecd650767af742bd1a2fc4cc18ac9cd2d18d8da8259c1
          • MD5 SHA1 SHA512 SSDEEP

          tdataprotocol.dll

          • Path C:\Program Files (x86)\youtubegizm\tdataprotocol.dll
          • Size 149KB
          • SHA256 2373e11595d02e279ed64925233f802e03f8e68f3d85649e360b0db17e1e191e
          • MD5 SHA1 SHA512 SSDEEP

          toolbar.dll

          • Path C:\Program Files (x86)\youtubegizm\toolbar.dll
          • Size 119KB
          • SHA256 a85bfacf0d2c2d5a6a4b62720a69e1e8fe0347653cf914fe82bb9c74d73bd3b1
          • MD5 SHA1 SHA512 SSDEEP

          updatebhoWin32.dll

          • Path C:\Program Files (x86)\youtubegizm\updatebhoWin32.dll
          • Size 120KB
          • SHA256 601e473f4f509ebb12b3b0a47f979819ddc64cd5aa768abacdf6e67a6cb3eeb7
          • MD5 SHA1 SHA512 SSDEEP

          df-ch.crx

          • Path C:\ProgramData\youtubegizm\df-ch.crx
          • Size 124KB
          • SHA256 2e29b5278d35428015c563f70b88cd1de1f02b1dd192ca3f362d736a38fb9e10
          • MD5 SHA1 SHA512 SSDEEP

          df-le.xpi

          • Path C:\ProgramData\youtubegizm\df-le.xpi
          • Size 92KB
          • SHA256 a1f130f44517453e5181fcdc9b3b350b4afca06656d108acf66f3f0254208134
          • MD5 SHA1 SHA512 SSDEEP

          tytghn.exe

          • Path C:\ProgramData\youtubegizm\tytghn.exe
          • Size 620KB
          • SHA256 8142a98010153dedd3d39edffba0f54c64245c90a9489b60d05063a571f54570
          • MD5 SHA1 SHA512 SSDEEP

          valuese.xml

          • Path C:\ProgramData\youtubegizm\valuese.xml
          • Size 1KB
          • SHA256 8dfb5773f05bad3c36db328cd2a352791d92c83a94f629360f9ab6ca6c719e6c
          • MD5 SHA1 SHA512

          dgrn.exe

          • Path C:\Users\Admin\AppData\Local\Temp\dgrn.exe
          • Size 1.1MB
          • SHA256 39a84e4d70d4bffe2be3f845a9a0af28a9f0994abdc4150dd83be2795311e632
          • MD5 SHA1 SHA512 SSDEEP

          InstallerUtils.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsm7069.tmp\InstallerUtils.dll
          • Size 161KB
          • SHA256 6f529be86277ab86bde17438b8ea5234a5524efdc840e194ed358740ef8b8a09
          • MD5 SHA1 SHA512 SSDEEP

          KillProcDLL.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsm7069.tmp\KillProcDLL.dll
          • Size 32KB
          • SHA256 ae2f1658656e554f37e6eac896475a3862841a18ffc6fad2754e2d3525770729
          • MD5 SHA1 SHA512 SSDEEP

          System.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsm7069.tmp\System.dll
          • Size 11KB
          • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
          • MD5 SHA1 SHA512 SSDEEP

          chrome.manifest

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome.manifest
          • Size 192B
          • SHA256 5010be714b986edeb59eabca51c1296dd9e67138b9d965e9859d5553670a0823
          • MD5 SHA1 SHA512

          bubble.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\bubble.js
          • Size 1KB
          • SHA256 73cde6a7691f5155a6ea9f8076dda8d00c3c62764331be13ec3ec6053d0c9f84
          • MD5 SHA1 SHA512

          bubble.xul

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\bubble.xul
          • Size 490B
          • SHA256 f8ad9265fd61883ed00c3907f0f14478c8947b1ebaf1e34196efb5153cf040d6
          • MD5 SHA1 SHA512

          fix2.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\fix2.js
          • Size 20B
          • SHA256 03e704ae5142e05e367aaf51af30485eed881d0c5c581bea3b1752095e444cd0
          • MD5 SHA1 SHA512

          fix3.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\fix3.js
          • Size 20B
          • SHA256 3bb6e43e497c67e79fb3ac8520fbe07d6a43c9777c57be349a54caf9888ca482
          • MD5 SHA1 SHA512

          fix4.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\fix4.js
          • Size 20B
          • SHA256 be576aea3b146bfc77237c2cd65911e05b987c0fc74c588b9ab07ba19ad1067d
          • MD5 SHA1 SHA512

          fix5.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\fix5.js
          • Size 20B
          • SHA256 032f8af38f623f697712273292edb5268a0fa9eebd49f997450f97472794a751
          • MD5 SHA1 SHA512

          icon.png

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\icon.png
          • Size 1KB
          • SHA256 063dc7a4bbc0761c8eb703efa32e3be77dde5a271c48a3239efa43dcc1d9c113
          • MD5 SHA1 SHA512

          jquery4toolbar.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\jquery4toolbar.js
          • Size 92KB
          • SHA256 6dc68cfa752a170706a347a81ccb8fd5fadf8ff5837823eb9fd5486a6882e65a
          • MD5 SHA1 SHA512 SSDEEP

          jquery4toolbar.js_126

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\jquery4toolbar.js_126
          • Size 167KB
          • SHA256 a63ca336dd561218555d730194dae3b778212d41bc3c164232f5cf627702f90a
          • MD5 SHA1 SHA512 SSDEEP

          lock.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\lock.js
          • Size 27B
          • SHA256 86b85ba075a4af0c0ba4496484f0dd335e4abcb6782495dd0fb936bcf26b5c4f
          • MD5 SHA1 SHA512

          style.xul

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\style.xul
          • Size 812B
          • SHA256 022636895ac1faa46a586e7e03e1c9d74b1ee78d48d622f95938800a02b71965
          • MD5 SHA1 SHA512

          witapi.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\witapi.js
          • Size 37KB
          • SHA256 577d9b9f3a4ee376f6863194ed322d5cfe3ab0afcb8a2b45520f0bc32e4c97e1
          • MD5 SHA1 SHA512 SSDEEP

          witmain.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\witmain.js
          • Size 949B
          • SHA256 9f8baf29d62b8a37159f36e9f9640933b2b66e2a7799caefe7209ebe387ec6a4
          • MD5 SHA1 SHA512

          wittoolbar.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\wittoolbar.js
          • Size 2KB
          • SHA256 1f4f851573263382105e35dc1c32014357ea8a5d48a2d3f97e568393ac17307f
          • MD5 SHA1 SHA512

          witutils.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\chrome\content\witutils.js
          • Size 23KB
          • SHA256 aa7546f7a02f77a48f737644272ae18d1ec4e7fc51756d406af88e530cb8b489
          • MD5 SHA1 SHA512 SSDEEP

          handleProtocol.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\components\handleProtocol.js
          • Size 20KB
          • SHA256 07afcbcddb1b2ee757d4e4d5367bf8f50bf7cbb0b815a83513d4a3bf1bbc2679
          • MD5 SHA1 SHA512 SSDEEP

          install.rdf

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4s2odj76.default-release\extensions\[email protected]\install.rdf
          • Size 737B
          • SHA256 3d0f2f6c748c73a97df11aad61aa63390bb799990357ebd16a3cc93536b383c9
          • MD5 SHA1 SHA512

          witutils.js

          • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xvu9bdak.Admin\extensions\[email protected]\chrome\content\witutils.js
          • Size 16KB
          • SHA256 7ea8a8a9329d2752b451768ef33f1ef32a7e6e44fb0ef782a71b7c936d003876
          • MD5 SHA1 SHA512 SSDEEP

          youtubegizm Chrome Watcher.job

          • Path C:\Windows\Tasks\youtubegizm Chrome Watcher.job
          • Size 962B
          • SHA256 9d01e4d8f6a36984a4d09c80932f9e92b50e443afc87a5150be031c37bd3f2cb
          • MD5 SHA1 SHA512

          youtubegizm Chrome Watcher.job

          • Path C:\Windows\Tasks\youtubegizm Chrome Watcher.job
          • Size 1KB
          • SHA256 b91039eeeef89a337264408d7c2153ebf251ef09d71429c24de4ef0d6f5f42b5
          • MD5 SHA1 SHA512

          youtubegizm FireFox Watcher.job

          • Path C:\Windows\Tasks\youtubegizm FireFox Watcher.job
          • Size 1KB
          • SHA256 3311f5a17014bc2d503f3591cff04d6c1bb339f0c5da774062d73f664ad80c37
          • MD5 SHA1 SHA512

          youtubegizm Stats Report.job

          • Path C:\Windows\Tasks\youtubegizm Stats Report.job
          • Size 1KB
          • SHA256 cc2df2741d0accf3152846f323dbeec7c780d58e735ba14db22db6c164a5106a
          • MD5 SHA1 SHA512

          memory/624-72-0x0000000003450000-0x0000000003473000-memory.dmp

          memory/2384-0-0x0000000000740000-0x0000000000741000-memory.dmp

          memory/4296-88-0x0000000002B10000-0x0000000002B11000-memory.dmp