Analysis

  • max time kernel
    297s
  • max time network
    258s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2023 03:27

General

  • Target

    Setupdmit.exe

  • Size

    510.7MB

  • MD5

    befb8b2f0fbd5e9a60c8c8e489ce4c71

  • SHA1

    fc5bc00baf4b386cbb6c04bb74317d63248cbc6f

  • SHA256

    b91b6387f9463d4c6cc82dbafb471035905a77b0409574f3b5586b4c05a749e9

  • SHA512

    75931ca7d5695a9dcb20dcafeac844a217c197c4875fb63eb94a4787475d15ba1c3d97749cfabc0a863f9fe88769b30e328b6fd48bf7c7f15d9f91e34c98b674

  • SSDEEP

    98304:3Vde8FivCeGDRsiSc/XBgZrzyWGgRSL6O2jSk6adBNWuz+VRD0MbQP:HZFwAur6XBazEgRSSjS5aT1z+/D0yQP

Malware Config

Extracted

Family

raccoon

Botnet

540b1db0b12b23e63e6942952aa03e47

C2

http://45.9.74.36/

http://45.9.74.34/

rc4.plain

Signatures

  • Raccoon

    Raccoon is an infostealer written in C++ and first seen in 2019.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies file permissions 1 TTPs 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 13 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setupdmit.exe
    "C:\Users\Admin\AppData\Local\Temp\Setupdmit.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4528
    • C:\Users\Admin\AppData\Roaming\ePgF36R8.exe
      "C:\Users\Admin\AppData\Roaming\ePgF36R8.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4860
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\DesktopUSOShared-type4.5.5.9" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:3960
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\DesktopUSOShared-type4.5.5.9" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:1284
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\DesktopUSOShared-type4.5.5.9" /inheritance:e /deny "admin:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:4260
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /CREATE /TN "DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9" /TR "C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe" /SC MINUTE
          4⤵
          • Creates scheduled task(s)
          PID:4676
        • C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
          "C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe" "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          PID:2948
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 152
        3⤵
        • Program crash
        PID:4316
    • C:\Users\Admin\AppData\Roaming\3TRDba9b.exe
      "C:\Users\Admin\AppData\Roaming\3TRDba9b.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Roaming\3TRDba9b.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4988
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:3500
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1832 -ip 1832
      1⤵
        PID:4488
      • C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
        C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        PID:1796

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Virtualization/Sandbox Evasion

      1
      T1497

      File Permissions Modification

      1
      T1222

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      4
      T1012

      Virtualization/Sandbox Evasion

      1
      T1497

      System Information Discovery

      4
      T1082

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
        Filesize

        760.1MB

        MD5

        bb4410ebb8de526e35f67dbb642a09fe

        SHA1

        c7d4bbf6d4fa80d8abe563ff1160162f91177c08

        SHA256

        8ca9de2da64d394fc4929c0cfcd5468113b1e81c6912156cec335f3dcc618bee

        SHA512

        e12656b0d02156e99ced270639e712dbb58dd87814a335bca8b1e3e1346c7bcd6151f19df7d9a343aeb7b09b8f405fcf690564b2b18930b0577e7e38fd1c8952

      • C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
        Filesize

        760.1MB

        MD5

        bb4410ebb8de526e35f67dbb642a09fe

        SHA1

        c7d4bbf6d4fa80d8abe563ff1160162f91177c08

        SHA256

        8ca9de2da64d394fc4929c0cfcd5468113b1e81c6912156cec335f3dcc618bee

        SHA512

        e12656b0d02156e99ced270639e712dbb58dd87814a335bca8b1e3e1346c7bcd6151f19df7d9a343aeb7b09b8f405fcf690564b2b18930b0577e7e38fd1c8952

      • C:\ProgramData\DesktopUSOShared-type4.5.5.9\DesktopUSOShared-type4.5.5.9.exe
        Filesize

        760.1MB

        MD5

        bb4410ebb8de526e35f67dbb642a09fe

        SHA1

        c7d4bbf6d4fa80d8abe563ff1160162f91177c08

        SHA256

        8ca9de2da64d394fc4929c0cfcd5468113b1e81c6912156cec335f3dcc618bee

        SHA512

        e12656b0d02156e99ced270639e712dbb58dd87814a335bca8b1e3e1346c7bcd6151f19df7d9a343aeb7b09b8f405fcf690564b2b18930b0577e7e38fd1c8952

      • C:\Users\Admin\AppData\LocalLow\mozglue.dll
        Filesize

        612KB

        MD5

        f07d9977430e762b563eaadc2b94bbfa

        SHA1

        da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

        SHA256

        4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

        SHA512

        6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

      • C:\Users\Admin\AppData\LocalLow\nss3.dll
        Filesize

        1.9MB

        MD5

        f67d08e8c02574cbc2f1122c53bfb976

        SHA1

        6522992957e7e4d074947cad63189f308a80fcf2

        SHA256

        c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

        SHA512

        2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

      • C:\Users\Admin\AppData\LocalLow\sqlite3.dll
        Filesize

        1.0MB

        MD5

        dbf4f8dcefb8056dc6bae4b67ff810ce

        SHA1

        bbac1dd8a07c6069415c04b62747d794736d0689

        SHA256

        47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

        SHA512

        b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

      • C:\Users\Admin\AppData\Roaming\3TRDba9b.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • C:\Users\Admin\AppData\Roaming\3TRDba9b.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • C:\Users\Admin\AppData\Roaming\3TRDba9b.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • C:\Users\Admin\AppData\Roaming\ePgF36R8.exe
        Filesize

        3.5MB

        MD5

        5708245857a32d91ee08bf1637e52993

        SHA1

        76baa5f128e09042f31eee3e9cc10f58db9744ad

        SHA256

        13332ea5cdd17ccd70e24e3437a3582f8976811c877977527fb1bb95e5c25ee9

        SHA512

        a801689c45cec55dfa2f64ef91d9f519373c72fc1793f3c22116e9944b4d57d0aa298de6ce18ea9946d01d854e2d10e704e87eb8bb96c6b607b91d9b99572171

      • C:\Users\Admin\AppData\Roaming\ePgF36R8.exe
        Filesize

        3.5MB

        MD5

        5708245857a32d91ee08bf1637e52993

        SHA1

        76baa5f128e09042f31eee3e9cc10f58db9744ad

        SHA256

        13332ea5cdd17ccd70e24e3437a3582f8976811c877977527fb1bb95e5c25ee9

        SHA512

        a801689c45cec55dfa2f64ef91d9f519373c72fc1793f3c22116e9944b4d57d0aa298de6ce18ea9946d01d854e2d10e704e87eb8bb96c6b607b91d9b99572171

      • C:\Users\Admin\AppData\Roaming\ePgF36R8.exe
        Filesize

        3.5MB

        MD5

        5708245857a32d91ee08bf1637e52993

        SHA1

        76baa5f128e09042f31eee3e9cc10f58db9744ad

        SHA256

        13332ea5cdd17ccd70e24e3437a3582f8976811c877977527fb1bb95e5c25ee9

        SHA512

        a801689c45cec55dfa2f64ef91d9f519373c72fc1793f3c22116e9944b4d57d0aa298de6ce18ea9946d01d854e2d10e704e87eb8bb96c6b607b91d9b99572171

      • memory/1380-208-0x0000000000280000-0x00000000010D0000-memory.dmp
        Filesize

        14.3MB

      • memory/1796-231-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/1796-230-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/1796-229-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/1796-228-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/1796-227-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/1796-226-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/2948-224-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/2948-220-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/2948-222-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/2948-223-0x00007FF62DEB0000-0x00007FF62E3CF000-memory.dmp
        Filesize

        5.1MB

      • memory/4528-133-0x0000000000400000-0x000000000091F000-memory.dmp
        Filesize

        5.1MB

      • memory/4528-179-0x0000000061E00000-0x0000000061EF1000-memory.dmp
        Filesize

        964KB

      • memory/4860-194-0x0000000000C10000-0x0000000000F6C000-memory.dmp
        Filesize

        3.4MB

      • memory/4860-213-0x0000000005420000-0x0000000005430000-memory.dmp
        Filesize

        64KB

      • memory/4860-212-0x0000000005420000-0x0000000005430000-memory.dmp
        Filesize

        64KB

      • memory/4860-211-0x0000000005420000-0x0000000005430000-memory.dmp
        Filesize

        64KB

      • memory/4860-210-0x0000000005420000-0x0000000005430000-memory.dmp
        Filesize

        64KB

      • memory/4860-209-0x0000000005530000-0x000000000553A000-memory.dmp
        Filesize

        40KB

      • memory/4860-207-0x0000000005470000-0x0000000005502000-memory.dmp
        Filesize

        584KB

      • memory/4860-206-0x0000000005B20000-0x00000000060C4000-memory.dmp
        Filesize

        5.6MB