Analysis

  • max time kernel
    144s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2023 16:32

General

  • Target

    09e5c6db3ddafacd61fd8231a55b08ad.exe

  • Size

    3.8MB

  • MD5

    09e5c6db3ddafacd61fd8231a55b08ad

  • SHA1

    a4444b5029718fcf540a92a8d7f7cf55dd462198

  • SHA256

    4fd0c9d8fafa4d4f81d0d70ca966e7921c4736c4dfef9051af3fc1ccf20f3966

  • SHA512

    44e673d66bc55fa547c8f14040299328af698de9782121f64ed86ecd1dc1c8ca85ae911deac60438b73c3d9be568ab7fe6244636d85895fe660e15b66fd0b727

  • SSDEEP

    98304:3Vde8FivCeGDRsiSc/XBgZrzyWGgRSL6O2jSk6adBNWuz+VRD0MbQT:HZFwAur6XBazEgRSSjS5aT1z+/D0yQT

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 9 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\09e5c6db3ddafacd61fd8231a55b08ad.exe
    "C:\Users\Admin\AppData\Local\Temp\09e5c6db3ddafacd61fd8231a55b08ad.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3456
    • C:\Users\Admin\AppData\Roaming\1691l4fr.exe
      "C:\Users\Admin\AppData\Roaming\1691l4fr.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:532
      • 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:5008
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\OracleUSOPrivate-type3.8.1.3" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:5020
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\OracleUSOPrivate-type3.8.1.3" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:1388
        • C:\Windows\SysWOW64\icacls.exe
          "C:\Windows\System32\icacls.exe" "C:\ProgramData\OracleUSOPrivate-type3.8.1.3" /inheritance:e /deny "admin:(R,REA,RA,RD)"
          4⤵
          • Modifies file permissions
          PID:4940
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /CREATE /TN "OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3" /TR "C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe" /SC MINUTE
          4⤵
          • Creates scheduled task(s)
          PID:4860
        • C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe
          "C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.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:2224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 532 -s 140
        3⤵
        • Program crash
        PID:1160
    • C:\Users\Admin\AppData\Roaming\2J16411Q.exe
      "C:\Users\Admin\AppData\Roaming\2J16411Q.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3224
      • 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\2J16411Q.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4028
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:1052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 532 -ip 532
      1⤵
        PID:3556
      • C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe
        C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.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:2060

      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\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe
        Filesize

        482.2MB

        MD5

        94123fd11f765dd83194d8d2c9dc23ab

        SHA1

        686a742461df3f7ec8efcf8f0bd5a6948e557781

        SHA256

        32131d14f00a710dc8b63dce3a482df9c529f2cf3de6761ba2cea1411aea88e5

        SHA512

        de2d8c2bf2266a6558deac847c1bbded8e9635f4cb833afb0de53c19daa813da318215450208e6522d897e892606b6f7cfe9247911b30f42c0f38cfcd9c89def

      • C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe
        Filesize

        418.0MB

        MD5

        e84d993bca0620d891f3a9d76c77eac0

        SHA1

        99067a809193014d696aad56735c6de318801ab0

        SHA256

        02a0e46ad8e8e7795afc02af3e35941bf8f8d46d9b3a4b4a87952ae24996bd9b

        SHA512

        3a9064649f541d1a31f3e2da1868e895d9e9bb1a26d8a632089f9339b5fc5db37e4a547dc7b59f7414d9f0b84ee4c778905d74bd4cf6990d3c80c9a9a2602043

      • C:\ProgramData\OracleUSOPrivate-type3.8.1.3\OracleUSOPrivate-type3.8.1.3.exe
        Filesize

        53.4MB

        MD5

        c6603352c1a36413d4164dc0a04c6b3c

        SHA1

        610ed388c0a34db7d73b2a7743cb9e9ece8f30c1

        SHA256

        efe50b12df3468260ca82cccfec61473acfe0ec5fa2252e68e0216dd41d8cf26

        SHA512

        b8393a5c97cb9faeab9f99b3a69d9e48140a2b5ec6536eb4b2d1f6b05de4fd7d1fe3b439c67e571654851510a67f81c6ccbef2629f9ad51af8eb28d1181efd18

      • 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\1691l4fr.exe
        Filesize

        3.4MB

        MD5

        f13a32664f5e8d96b48c77d298af2e53

        SHA1

        cf2714a7ddecc3b3634f115bd1405a86ef764e56

        SHA256

        a4125972d17a7a3bdae4918300165620386e7e887ae798a65431c7f397dd3405

        SHA512

        6b17b78b2b247b36c8298d688fcc38719d2034e57a70e57c3944c424031dfc20d19ebe391186fa57e2ed285b53901c705062695953e32b1e623afe895b831e1b

      • C:\Users\Admin\AppData\Roaming\1691l4fr.exe
        Filesize

        3.4MB

        MD5

        f13a32664f5e8d96b48c77d298af2e53

        SHA1

        cf2714a7ddecc3b3634f115bd1405a86ef764e56

        SHA256

        a4125972d17a7a3bdae4918300165620386e7e887ae798a65431c7f397dd3405

        SHA512

        6b17b78b2b247b36c8298d688fcc38719d2034e57a70e57c3944c424031dfc20d19ebe391186fa57e2ed285b53901c705062695953e32b1e623afe895b831e1b

      • C:\Users\Admin\AppData\Roaming\1691l4fr.exe
        Filesize

        3.4MB

        MD5

        f13a32664f5e8d96b48c77d298af2e53

        SHA1

        cf2714a7ddecc3b3634f115bd1405a86ef764e56

        SHA256

        a4125972d17a7a3bdae4918300165620386e7e887ae798a65431c7f397dd3405

        SHA512

        6b17b78b2b247b36c8298d688fcc38719d2034e57a70e57c3944c424031dfc20d19ebe391186fa57e2ed285b53901c705062695953e32b1e623afe895b831e1b

      • C:\Users\Admin\AppData\Roaming\2J16411Q.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • C:\Users\Admin\AppData\Roaming\2J16411Q.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • C:\Users\Admin\AppData\Roaming\2J16411Q.exe
        Filesize

        13.9MB

        MD5

        809fd08e5f79d466a9246b7a793f691d

        SHA1

        3256eca2d1638d421bc53cbfcca50effc18b5cec

        SHA256

        b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

        SHA512

        93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

      • memory/2060-228-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/2060-226-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/2224-224-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/2224-223-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/2224-222-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/2224-221-0x00007FF77D4D0000-0x00007FF77D9EF000-memory.dmp
        Filesize

        5.1MB

      • memory/3224-209-0x00000000002C0000-0x0000000001110000-memory.dmp
        Filesize

        14.3MB

      • memory/3456-133-0x0000000000400000-0x000000000091F000-memory.dmp
        Filesize

        5.1MB

      • memory/3456-179-0x0000000061E00000-0x0000000061EF1000-memory.dmp
        Filesize

        964KB

      • memory/5008-211-0x0000000005AB0000-0x0000000005B42000-memory.dmp
        Filesize

        584KB

      • memory/5008-194-0x0000000001170000-0x00000000014CC000-memory.dmp
        Filesize

        3.4MB

      • memory/5008-216-0x0000000005D30000-0x0000000005D40000-memory.dmp
        Filesize

        64KB

      • memory/5008-215-0x0000000005D30000-0x0000000005D40000-memory.dmp
        Filesize

        64KB

      • memory/5008-214-0x0000000005D30000-0x0000000005D40000-memory.dmp
        Filesize

        64KB

      • memory/5008-213-0x0000000005B70000-0x0000000005B7A000-memory.dmp
        Filesize

        40KB

      • memory/5008-212-0x0000000005D30000-0x0000000005D40000-memory.dmp
        Filesize

        64KB

      • memory/5008-210-0x0000000005FC0000-0x0000000006564000-memory.dmp
        Filesize

        5.6MB