Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 10:24

General

  • Target

    10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe

  • Size

    165KB

  • MD5

    febbce4a4884011c8203571018a6db1b

  • SHA1

    3906e1612c2d67463d991fbf87053e2efbed005b

  • SHA256

    10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272

  • SHA512

    61beac16bb56b2bd79b9e629c0448d01fbcadafb2ef0e014b415a0c8123147195b164c33f29ce122d3ddd85f00e464e492336e6189627b999ed8786b156a9ebe

  • SSDEEP

    3072:PAaY46tGNttyJQ7KRZ99djmMGWBgh1002J8emEu3T7TO+9Z9sTOVrZzxVxU:Y46tGdytYWBW1Wu3rOOuOVr8

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe
      "C:\Users\Admin\AppData\Local\Temp\10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe"
      2⤵
      • Drops file in Drivers directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2132
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2764
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2860
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1E4.bat
        3⤵
        • Deletes itself
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2696
        • C:\Users\Admin\AppData\Local\Temp\10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe
          "C:\Users\Admin\AppData\Local\Temp\10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2548
      • C:\Windows\Logo1_.exe
        C:\Windows\Logo1_.exe
        3⤵
        • Drops file in Drivers directory
        • Drops startup file
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2748
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2580
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2536
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2936
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

    Filesize

    258KB

    MD5

    48f9f27b461fdc2a9289bc45ffa5f498

    SHA1

    7a4dd46de67380cf3e512d2218d0e206d3a348fb

    SHA256

    306b7e6c3ea9af0a4e25b91dc2112cfa0caee8c430e2f377654552856a90a011

    SHA512

    08205da8af497b8d7cdc63ae61a48af02d56868973e4c1a50666845916632c6b9affec2c14b303c76a3205a7e0a3c95e01807fa63983101289ff74764cbc3635

  • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

    Filesize

    478KB

    MD5

    6a69ce6928676e96da75ff133c378a5d

    SHA1

    d7906fa148c1bc6b22a81231c83bf02c30efdfe9

    SHA256

    7213ffb4ea5f57902d832479d1eac60337c17ddf99cd09b5cd35231c09ea8012

    SHA512

    5a0c78abce8fd1a5153dccd611fc75e5d5da865b277764e3a3e46ac9c91cd985a789e929dd78958e4d255aaa1221a0776a794e0be1c3983b8638c9d1a0a3479f

  • C:\Users\Admin\AppData\Local\Temp\$$a1E4.bat

    Filesize

    721B

    MD5

    42d9826df22f52ff62958ce3963131f7

    SHA1

    70b460477828ff648b8410ab06dbea785bad5f5d

    SHA256

    d3f7deca6740ba5ff5b8c2d7d65b0ef4997858db047843b0ba7cb9730be369bc

    SHA512

    42672aa700820d3eae33c6a6ada99cc9d1f9d3f4cf655e4c50148f863c35902a362a6f8013f7e6dc75fbe599a3ec79751477b10ec2319695c74803f80703099e

  • C:\Users\Admin\AppData\Local\Temp\10c8c4aa62d6c6c54548311bda7c392b49fb70a507184e3fac8b2666d43c6272.exe.exe

    Filesize

    131KB

    MD5

    16438a96a8adb85472ca72da04701b29

    SHA1

    b1f5ee8bc083804de4de820255107f6541c84735

    SHA256

    9291cd97d2f1b119438f16e97ea75119f19fd959ec5414e84b337530d692e289

    SHA512

    58f659a29cb34245a261b7666b1cda4b76f2df1039f3713dda6ff5a97c33b4cc273b110d10b4131a6a5c13897efcfa9a5ef3031e0e5fb14db1adc0ac1ef25dcd

  • C:\Windows\Logo1_.exe

    Filesize

    33KB

    MD5

    3d9c952267a9a305ef5d062d58fd34c7

    SHA1

    8aa433b4b2c265827dab122d3f3a170770077811

    SHA256

    7672a8f08195d21919c254b8d4f493c3df281c91a880601baaadc749b8d5b8ae

    SHA512

    92f74261778082ffa25869a64b630a5ac5651614cccd0ef6840c605b53f24bc3e451c628809a1f254bf49eb85726d40be4d56137200f8bb636a714eac306fd5c

  • C:\Windows\system32\drivers\etc\hosts

    Filesize

    832B

    MD5

    7e3a0edd0c6cd8316f4b6c159d5167a1

    SHA1

    753428b4736ffb2c9e3eb50f89255b212768c55a

    SHA256

    1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

    SHA512

    9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

  • F:\$RECYCLE.BIN\S-1-5-21-3290804112-2823094203-3137964600-1000\_desktop.ini

    Filesize

    9B

    MD5

    5412111268dd2c1fb1cf8697bfab9b6c

    SHA1

    16d0b289e83c74cb50a004edd7c5750ac706f321

    SHA256

    f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

    SHA512

    13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

  • memory/1212-32-0x0000000004150000-0x0000000004151000-memory.dmp

    Filesize

    4KB

  • memory/2132-19-0x0000000000230000-0x000000000026E000-memory.dmp

    Filesize

    248KB

  • memory/2132-0-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2132-20-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2132-12-0x0000000000230000-0x000000000026E000-memory.dmp

    Filesize

    248KB

  • memory/2548-27-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2548-37-0x0000000000070000-0x0000000000071000-memory.dmp

    Filesize

    4KB

  • memory/2748-35-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2748-2966-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2748-4158-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB