Analysis

  • max time kernel
    85s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    15-09-2021 07:20

General

  • Target

    3f4e226811cce4ca41d3b62bb6245087.exe

  • Size

    973KB

  • MD5

    3f4e226811cce4ca41d3b62bb6245087

  • SHA1

    05d263706e1c8c70215bd69ff9d41e994058c9fe

  • SHA256

    5be1889c175053fd6c28370aaf406135464dcebb2e5288551753efcd6880ddb1

  • SHA512

    8a6dfd36fc9bcf54184d575491398cf84b8aed3fa30b94319a250250c7260142e35a62a8f653a3faeef7870c54fdff3630dba360a56df8f3852afa6fda8459c1

Malware Config

Extracted

Family

raccoon

Botnet

b57b0b81a0c25a76ce0260ff30d839aed6f62158

Attributes
  • url4cnc

    https://telete.in/hubabuccpower

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Downloads MZ/PE file
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe
    "C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe
      "C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe"
      2⤵
        PID:4792
      • C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe
        "C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4800
        • C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe
          "C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe"
          3⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:4888
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\3f4e226811cce4ca41d3b62bb6245087.exe"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:5096
            • C:\Windows\SysWOW64\timeout.exe
              timeout /T 10 /NOBREAK
              5⤵
              • Delays execution with timeout.exe
              PID:2440
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 1564
        2⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4900

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\LocalLow\aD1rF3aM8r\freebl3.dll
      MD5

      60acd24430204ad2dc7f148b8cfe9bdc

      SHA1

      989f377b9117d7cb21cbe92a4117f88f9c7693d9

      SHA256

      9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

      SHA512

      626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

    • \Users\Admin\AppData\LocalLow\aD1rF3aM8r\mozglue.dll
      MD5

      eae9273f8cdcf9321c6c37c244773139

      SHA1

      8378e2a2f3635574c106eea8419b5eb00b8489b0

      SHA256

      a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc

      SHA512

      06e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097

    • \Users\Admin\AppData\LocalLow\aD1rF3aM8r\nss3.dll
      MD5

      02cc7b8ee30056d5912de54f1bdfc219

      SHA1

      a6923da95705fb81e368ae48f93d28522ef552fb

      SHA256

      1989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5

      SHA512

      0d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5

    • \Users\Admin\AppData\LocalLow\aD1rF3aM8r\softokn3.dll
      MD5

      4e8df049f3459fa94ab6ad387f3561ac

      SHA1

      06ed392bc29ad9d5fc05ee254c2625fd65925114

      SHA256

      25a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871

      SHA512

      3dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6

    • \Users\Admin\AppData\LocalLow\sqlite3.dll
      MD5

      f964811b68f9f1487c2b41e1aef576ce

      SHA1

      b423959793f14b1416bc3b7051bed58a1034025f

      SHA256

      83bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7

      SHA512

      565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4

    • memory/2440-143-0x0000000000000000-mapping.dmp
    • memory/4696-123-0x00000000066A0000-0x00000000066A1000-memory.dmp
      Filesize

      4KB

    • memory/4696-122-0x0000000004A30000-0x0000000004F2E000-memory.dmp
      Filesize

      5.0MB

    • memory/4696-120-0x0000000004A30000-0x0000000004F2E000-memory.dmp
      Filesize

      5.0MB

    • memory/4696-124-0x00000000065E0000-0x0000000006670000-memory.dmp
      Filesize

      576KB

    • memory/4696-125-0x0000000006680000-0x0000000006683000-memory.dmp
      Filesize

      12KB

    • memory/4696-121-0x0000000004A30000-0x0000000004F2E000-memory.dmp
      Filesize

      5.0MB

    • memory/4696-115-0x00000000000A0000-0x00000000000A1000-memory.dmp
      Filesize

      4KB

    • memory/4696-119-0x0000000004A30000-0x0000000004F2E000-memory.dmp
      Filesize

      5.0MB

    • memory/4696-118-0x0000000004B40000-0x0000000004B41000-memory.dmp
      Filesize

      4KB

    • memory/4696-117-0x0000000004A30000-0x0000000004A31000-memory.dmp
      Filesize

      4KB

    • memory/4696-116-0x0000000004F30000-0x0000000004F31000-memory.dmp
      Filesize

      4KB

    • memory/4800-127-0x000000000049914E-mapping.dmp
    • memory/4800-135-0x0000000005520000-0x0000000005521000-memory.dmp
      Filesize

      4KB

    • memory/4800-132-0x0000000005200000-0x0000000005293000-memory.dmp
      Filesize

      588KB

    • memory/4800-130-0x0000000000400000-0x0000000000401000-memory.dmp
      Filesize

      4KB

    • memory/4800-126-0x0000000000400000-0x000000000049E000-memory.dmp
      Filesize

      632KB

    • memory/4888-136-0x0000000000400000-0x0000000000493000-memory.dmp
      Filesize

      588KB

    • memory/4888-133-0x0000000000400000-0x0000000000493000-memory.dmp
      Filesize

      588KB

    • memory/4888-134-0x000000000043F877-mapping.dmp
    • memory/5096-142-0x0000000000000000-mapping.dmp