Overview

overview

8

Static

static

3

8fb91d1fca...d4.exe

windows7-x64

8

8fb91d1fca...d4.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2024, 17:18

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General

  • Target
    8fb91d1fca02d34d04ded38a1154c8d4.exe
  • Size 621KB
  • Sample240204-vvnnmafaa7
  • SHA256 3cbe5ed6225c0dd82b0c85fbff2821b4957b950e3e492067d3954d570c11a27e
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
adwareaspackv2discoverystealer

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 11 IoCs
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

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

    stealeradware
  • Drops file in System32 directory 14 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 1 IoCs
    installer
  • Modifies data under HKEY_USERS 8 IoCs
  • Modifies registry class 64 IoCs
  • Runs net.exe
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8fb91d1fca02d34d04ded38a1154c8d4.exe
    "C:\Users\Admin\AppData\Local\Temp\8fb91d1fca02d34d04ded38a1154c8d4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\name8.exe
      "C:\Users\Admin\AppData\Local\Temp\name8.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:4728
      • \??\c:\windows\system\s8\iexplorer.exe
        c:\windows\system\s8\iexplorer.exe /install /SILENT a01
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1648
        • C:\Windows\SysWOW64\net.exe
          net start S27338
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4556
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start S27338
            5⤵
              PID:3444
      • C:\Users\Admin\AppData\Local\Temp\my_70010.exe
        "C:\Users\Admin\AppData\Local\Temp\my_70010.exe"
        2⤵
        • Executes dropped EXE
        PID:4328
      • C:\Users\Admin\AppData\Local\Temp\dodolook184.exe
        "C:\Users\Admin\AppData\Local\Temp\dodolook184.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3740
        • C:\Users\Admin\AppData\Local\Temp\855.exe
          "C:\Users\Admin\AppData\Local\Temp\855.exe" 7184
          3⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          PID:4052
      • C:\Users\Admin\AppData\Local\Temp\bind_50195.exe
        "C:\Users\Admin\AppData\Local\Temp\bind_50195.exe"
        2⤵
        • Executes dropped EXE
        PID:4840
      • C:\Users\Admin\AppData\Local\Temp\ad2502.exe
        "C:\Users\Admin\AppData\Local\Temp\ad2502.exe"
        2⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:4956
        • C:\Windows\SysWOW64\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s "C:\Program Files (x86)\Common Files\CPUSH\cpush.dll"
          3⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          • Modifies registry class
          PID:4092
      • C:\Users\Admin\AppData\Local\Temp\51µØͼSetup64.exe
        "C:\Users\Admin\AppData\Local\Temp\51µØͼSetup64.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:5116
    • \??\c:\windows\system\s8\iexplorer.exe
      c:\windows\system\s8\iexplorer.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:3564

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          cpush.dll
          • Path C:\Program Files (x86)\Common Files\CPUSH\cpush.dll
          • Size 168KB
          • SHA256 df304a40f0d01010bdbdd8ec1b57ab91b40034bd18780718b1aa8318454ad4f2
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          51µØͼSetup64.exe
          • Path C:\Users\Admin\AppData\Local\Temp\51µØͼSetup64.exe
          • Size 76KB
          • SHA256 e39af3c031e9fb92ba74b44a4302751fb73b6652f252998941c784f3f6a0efbb
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          855.exe
          • Path C:\Users\Admin\AppData\Local\Temp\855.exe
          • Size 130KB
          • SHA256 6954055fe56fab247ce8a969fa5679207ba4f37bdfaa052bed8cf4b72da6a2e8
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          DoSSSetup.dll
          • Path C:\Users\Admin\AppData\Local\Temp\DoSSSetup.dll
          • Size 84KB
          • SHA256 1410734294de20dea4daea85bbb3245c0161a2cc6c70b772d6bc1fad4de8d899
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          acpidisk.sys
          • Path C:\Users\Admin\AppData\Local\Temp\acpidisk.sys
          • Size 188KB
          • SHA256 871219e8b90a42609b31dbccd968fad4f3209dbff9aedcb0034060eace5e138b
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          ad2502.exe
          • Path C:\Users\Admin\AppData\Local\Temp\ad2502.exe
          • Size 110KB
          • SHA256 f4efebf4b2eadf003e6fd2566da7cda057787ed960ec1d5e8c10487bc7b58288
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          bind_50195.exe
          • Path C:\Users\Admin\AppData\Local\Temp\bind_50195.exe
          • Size 20KB
          • SHA256 97ca8dfd7d16c6b6f175ed5aa918a0ee0c96c25aef761432449c5ecb30bdc7fc
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          dodolook184.exe
          • Path C:\Users\Admin\AppData\Local\Temp\dodolook184.exe
          • Size 166KB
          • SHA256 95abd0e445cde613054ada9477efd1d56e3e89001773c9461285df6f87a57597
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          dodolook184.exe
          • Path C:\Users\Admin\AppData\Local\Temp\dodolook184.exe
          • Size 54KB
          • SHA256 3928d4dc9c7cff379fdddc121944ba1041cb55b02ee8acc44c85d8d54bbcae5b
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          my_70010.exe
          • Path C:\Users\Admin\AppData\Local\Temp\my_70010.exe
          • Size 20KB
          • SHA256 aadc5c2a41d2fefbbdb2489ec86241baceb2dfd03692543c1bf7bd249e619495
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          name8.exe
          • Path C:\Users\Admin\AppData\Local\Temp\name8.exe
          • Size 222KB
          • SHA256 dd84551ef3d6b430ad8296654c6accfbcb596100912e613090fd9c193ba68991
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          Banner.dll
          • Path C:\Users\Admin\AppData\Local\Temp\nsd829E.tmp\Banner.dll
          • Size 4KB
          • SHA256 c4b76f503427b3f1b1de08c7ec56df4857ef5362acc9565fee714025b1c41a0d
          • MD5 SHA1 SHA512
          Submit Download

          System.dll
          • Path C:\Users\Admin\AppData\Local\Temp\nse833B.tmp\System.dll
          • Size 10KB
          • SHA256 af15ef6479e5ac5752d139d1c477ec02def9077df897dadc8297005b3fc4999d
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          InstallOptions.dll
          • Path C:\Users\Admin\AppData\Local\Temp\nse855D.tmp\InstallOptions.dll
          • Size 12KB
          • SHA256 435baf3b7282c9110697a4916834ef9371dd29fae6b4cb8e19c19eb126562dc9
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          ioSpecial.ini
          • Path C:\Users\Admin\AppData\Local\Temp\nse855D.tmp\ioSpecial.ini
          • Size 737B
          • SHA256 fb63a8371e096200943ab0f08ece0dc6603aa9d7ef8ab52d6c727a90a969e98b
          • MD5 SHA1 SHA512
          Submit Download

          ioSpecial.ini
          • Path C:\Users\Admin\AppData\Local\Temp\nse855D.tmp\ioSpecial.ini
          • Size 789B
          • SHA256 1623e6a14b331744d3f9f54e9fb4ad7e5ed320ca5f80430b0e67cf5dcf8acf93
          • MD5 SHA1 SHA512
          Submit Download

          iexplorer.exe
          • Path \??\c:\windows\system\s8\iexplorer.exe
          • Size 190KB
          • SHA256 f43935b8e17b6c0034b1d296868941c16dd27baba5752fb3bc1dfa1de29b2fd2
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/1648-99-0x00000000005C0000-0x00000000005C1000-memory.dmp
          Download

          memory/1648-215-0x0000000000400000-0x000000000047F000-memory.dmp
          Download

          memory/2420-71-0x0000000000400000-0x000000000049CE33-memory.dmp
          Download

          memory/2420-0-0x0000000000400000-0x000000000049CE33-memory.dmp
          Download

          memory/3564-217-0x00000000005C0000-0x00000000005C1000-memory.dmp
          Download

          memory/3564-226-0x0000000000400000-0x000000000047F000-memory.dmp
          Download

          memory/3564-228-0x00000000005C0000-0x00000000005C1000-memory.dmp
          Download

          memory/4052-90-0x0000000002240000-0x0000000002257000-memory.dmp
          Download