Analysis

  • max time kernel
    14s
  • max time network
    16s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 12:51

Errors

Reason
Machine shutdown

General

  • Target
    4f4dbd505348c33b9435351252aeddba1199df72011e4f83a643790d02231906.exe
  • Size 936KB
  • Sample240613-p3zg7stdkn
  • SHA256 4f4dbd505348c33b9435351252aeddba1199df72011e4f83a643790d02231906
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 38 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f4dbd505348c33b9435351252aeddba1199df72011e4f83a643790d02231906.exe
    "C:\Users\Admin\AppData\Local\Temp\4f4dbd505348c33b9435351252aeddba1199df72011e4f83a643790d02231906.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c shutdown /r /t 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1236
      • C:\Windows\SysWOW64\shutdown.exe
        shutdown /r /t 1
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1128
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa3944055 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:1760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        000003.log

        • Path C:\Users\Admin\AppData\LocalLow\Adobe\AcroCef\DC\Acrobat\Cache\000003.log
        • Size 16B
        • SHA256 59948c55acdec15e2b9292f6fc8b6d37987a3fe761c7d6494169de9d13ee785a
        • MD5 SHA1 SHA512

        USStmp.jtx

        • Path C:\Users\Admin\AppData\Local\Comms\UnistoreDB\USStmp.jtx
        • Size 3.0MB
        • SHA256 f51e08ab4c4951d9f81a5cd78f48c1b717fcd92e272ba3b21412292e0024f404
        • MD5 SHA1 SHA512 SSDEEP

        index

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index
        • Size 32B
        • SHA256 dab66ee5d7af591447e94c8b5023a121d449493c99a99e52292b8febdf74260b
        • MD5 SHA1 SHA512

        data_0

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_0
        • Size 8KB
        • SHA256 f04ccd5116f3984fd9346120327622e1d393d67d624cfd6a073a0db5695ea5a2
        • MD5 SHA1 SHA512 SSDEEP

        data_1

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\data_1
        • Size 264KB
        • SHA256 f5d6486fdac4cf482d47447c6b80c248c8a882f1184eed9b4a40082b9af160d1
        • MD5 SHA1 SHA512 SSDEEP

        data_2

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\data_2
        • Size 8KB
        • SHA256 a705dd8d6503b45c9c5f2abd972b6fce67a68b0762cdc4892508ccab1fd9691c
        • MD5 SHA1 SHA512 SSDEEP

        data_3

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\data_3
        • Size 8KB
        • SHA256 53e11e630f1c60e5e1f6aeeeeb9bae59726ab4de6616dc159b2c45861e79a26d
        • MD5 SHA1 SHA512 SSDEEP

        CURRENT

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\shared_proto_db\metadata\CURRENT
        • Size 32B
        • SHA256 dce591834be14a90ff16605676a32a34cd6277f10b21d2b40c20c10e092c1393
        • MD5 SHA1 SHA512

        MANIFEST-000001

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\shared_proto_db\metadata\MANIFEST-000001
        • Size 48B
        • SHA256 6dd8f9a4f45286150003f5e4edc6fbc293fc64300a5f88e2684b13e9fe653915
        • MD5 SHA1 SHA512

        PreSignInSettingsConfig[1].json

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3NQFXGDW\PreSignInSettingsConfig[1].json
        • Size 63KB
        • SHA256 14a25a81b67bacdf9134c904e46500b2bf2bee1c61beed65cb34cb3cc1a8a146
        • MD5 SHA1 SHA512 SSDEEP

        Microsoft_AutoGenerated_{A5E73466-E220-8EF4-B956-A582187356D9}

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_AutoGenerated_{A5E73466-E220-8EF4-B956-A582187356D9}
        • Size 36KB
        • SHA256 97e5bfae1d53b861a359605abf69616b30f3e44810501e995149d71c9f79010d
        • MD5 SHA1 SHA512 SSDEEP

        {1AC14E77-02E7-4E5D-B744-2EB1AE5198B7}_comexp_msc

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\{1AC14E77-02E7-4E5D-B744-2EB1AE5198B7}_comexp_msc
        • Size 36KB
        • SHA256 b6727ad2bdebc02ec7df1326f5bd52c030c3c5e94f5e3b2fb01df5e90a808c8d
        • MD5 SHA1 SHA512 SSDEEP

        settings.dat

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.XGpuEjectDialog_cw5n1h2txyewy\Settings\settings.dat
        • Size 8KB
        • SHA256 136c078ac21a0ddadcd717b7ba1b856852e2278ebd80030af28a767820f08777
        • MD5 SHA1 SHA512 SSDEEP

        3561288849sdhlie.sqlite

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rfj66zji.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite
        • Size 48KB
        • SHA256 2dac1c676cb9b5b1add73f3283d6c9d4945074a4db1e77cd4b8290e7f6590012
        • MD5 SHA1 SHA512 SSDEEP