Analysis

  • max time kernel
    91s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    31-08-2022 02:41

General

  • Target

    Installer.exe

  • Size

    1000KB

  • MD5

    6ffb07e3414cd88275cd4c3b8bbe7b5e

  • SHA1

    0b5f524c0478d84860d16c786358ebda166a5ee1

  • SHA256

    f93521d653a724f562be130f117f3e7ee1b87eeab357f3c5695812a4a9ea73a5

  • SHA512

    ec9f389f258b2553b52c68ea602c55aacd0d1ed052b17d63b7ca5324b2bccfab97e843d540baea9628f15dc9a798b58512218921373f535815093351f2388885

  • SSDEEP

    12288:jylN+SwBxYRjRGLFA8gpO4Xspi5n/IxrcBWQzf7x:jDSw/RsWe1W4

Malware Config

Extracted

Family

raccoon

Botnet

4689c837190317f8309bc798897decf7

C2

http://91.234.254.126/

rc4.plain

Signatures

  • Raccoon

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

  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • UPX packed file 12 IoCs

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

  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 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 behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1252
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1244
      • C:\Users\Admin\AppData\Local\Temp\Q6vTCQJJ.exe
        "C:\Users\Admin\AppData\Local\Temp\Q6vTCQJJ.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:816
        • C:\Windows\SysWOW64\schtasks.exe
          /C /create /F /sc minute /mo 5 /tn "Local Security Authority Process{K8G5D4S3V5F5D4-O63D4F5S6V-F7G8V3A2D4}" /tr "C:\Users\Admin\AppData\Roaming\Windows\System32\lsass.exe"
          4⤵
          • Creates scheduled task(s)
          PID:556
        • C:\Windows\SysWOW64\schtasks.exe
          /C /Query /XML /TN "Local Security Authority Process{K8G5D4S3V5F5D4-O63D4F5S6V-F7G8V3A2D4}"
          4⤵
            PID:1036
        • C:\Users\Admin\AppData\Local\Temp\GGuQnxQA.exe
          "C:\Users\Admin\AppData\Local\Temp\GGuQnxQA.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1240
        • C:\Users\Admin\AppData\Local\Temp\dj202402.exe
          "C:\Users\Admin\AppData\Local\Temp\dj202402.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1520
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\dj202402.exe
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:280
            • C:\Windows\system32\choice.exe
              choice /C Y /N /D Y /T 0
              5⤵
                PID:520
          • C:\Users\Admin\AppData\Local\Temp\decqza3u.exe
            "C:\Users\Admin\AppData\Local\Temp\decqza3u.exe"
            3⤵
            • Executes dropped EXE
            PID:684

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\GGuQnxQA.exe

        Filesize

        72KB

        MD5

        ed273349dcfdbc3ad38937b248e716d9

        SHA1

        ac6856ede07307fcebd2a2a6ba6dc88563f8eb73

        SHA256

        be25a5efd1b35505dc31bba98070dc404865b0a1411eb41a76b17e3deb845598

        SHA512

        5edede7fc1f954e9454bb64bbcaf7aa32310889d30613cd96efe1815c6a7ae3c9d2e94260a9305966ee61863ec9161e14a422cf2863bd0cf787bab98388eeaae

      • C:\Users\Admin\AppData\Local\Temp\GGuQnxQA.exe

        Filesize

        72KB

        MD5

        ed273349dcfdbc3ad38937b248e716d9

        SHA1

        ac6856ede07307fcebd2a2a6ba6dc88563f8eb73

        SHA256

        be25a5efd1b35505dc31bba98070dc404865b0a1411eb41a76b17e3deb845598

        SHA512

        5edede7fc1f954e9454bb64bbcaf7aa32310889d30613cd96efe1815c6a7ae3c9d2e94260a9305966ee61863ec9161e14a422cf2863bd0cf787bab98388eeaae

      • C:\Users\Admin\AppData\Local\Temp\Q6vTCQJJ.exe

        Filesize

        6.0MB

        MD5

        a38fe61434aec554fd09175050a87f0d

        SHA1

        c767034d05085ba0d701f0b5216ae139429eae39

        SHA256

        f9eeb56697ff517cb6f00fb13e5302596989147d225495b5f7b19256d4f54ec5

        SHA512

        a85719c1382616625a393661f92039505de63f6e21f42c1fc41d9a1179cba46b84e1b005afba27f818d8e869634d0ef6e11eb9f0ff87ec73d0627858ac0feb51

      • C:\Users\Admin\AppData\Local\Temp\Q6vTCQJJ.exe

        Filesize

        6.0MB

        MD5

        a38fe61434aec554fd09175050a87f0d

        SHA1

        c767034d05085ba0d701f0b5216ae139429eae39

        SHA256

        f9eeb56697ff517cb6f00fb13e5302596989147d225495b5f7b19256d4f54ec5

        SHA512

        a85719c1382616625a393661f92039505de63f6e21f42c1fc41d9a1179cba46b84e1b005afba27f818d8e869634d0ef6e11eb9f0ff87ec73d0627858ac0feb51

      • C:\Users\Admin\AppData\Local\Temp\decqza3u.exe

        Filesize

        4.0MB

        MD5

        47b29465bb5fcbbd899f1d98af193f06

        SHA1

        ddd7c01b07939751f734c1e9b7aa17853447e02c

        SHA256

        a54ac89930406913a3b0b3b8e3ef738135a9b7fa54b01578f870e26ee9f99efb

        SHA512

        838a170802283f318712195402dc26dc601d2f81d3dae1f32309e532af732808c1a8b03c80f7dcf99b2ae94276678bb4211a44ebe889335da34a6083c4bd31f8

      • C:\Users\Admin\AppData\Local\Temp\dj202402.exe

        Filesize

        4.0MB

        MD5

        16ff8074ba61c2a46cdb6c72c2c6057d

        SHA1

        5e7c56085209a3190a2a831fffefdeef192a6b25

        SHA256

        b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f

        SHA512

        674c22cee088d96d42d43aa7cbd7988c01318a211185be6767e43c50dbdf5e7f0dd9e65be123127744015e17c34415feef727a08f237e350ccd04068ce28ddce

      • C:\Users\Admin\AppData\Local\Temp\dj202402.exe

        Filesize

        4.0MB

        MD5

        16ff8074ba61c2a46cdb6c72c2c6057d

        SHA1

        5e7c56085209a3190a2a831fffefdeef192a6b25

        SHA256

        b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f

        SHA512

        674c22cee088d96d42d43aa7cbd7988c01318a211185be6767e43c50dbdf5e7f0dd9e65be123127744015e17c34415feef727a08f237e350ccd04068ce28ddce

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

        Filesize

        612KB

        MD5

        f07d9977430e762b563eaadc2b94bbfa

        SHA1

        da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

        SHA256

        4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

        SHA512

        6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

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

        Filesize

        1.9MB

        MD5

        f67d08e8c02574cbc2f1122c53bfb976

        SHA1

        6522992957e7e4d074947cad63189f308a80fcf2

        SHA256

        c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

        SHA512

        2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

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

        Filesize

        1.0MB

        MD5

        dbf4f8dcefb8056dc6bae4b67ff810ce

        SHA1

        bbac1dd8a07c6069415c04b62747d794736d0689

        SHA256

        47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

        SHA512

        b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

      • \Users\Admin\AppData\Local\Temp\GGuQnxQA.exe

        Filesize

        72KB

        MD5

        ed273349dcfdbc3ad38937b248e716d9

        SHA1

        ac6856ede07307fcebd2a2a6ba6dc88563f8eb73

        SHA256

        be25a5efd1b35505dc31bba98070dc404865b0a1411eb41a76b17e3deb845598

        SHA512

        5edede7fc1f954e9454bb64bbcaf7aa32310889d30613cd96efe1815c6a7ae3c9d2e94260a9305966ee61863ec9161e14a422cf2863bd0cf787bab98388eeaae

      • \Users\Admin\AppData\Local\Temp\Q6vTCQJJ.exe

        Filesize

        6.0MB

        MD5

        a38fe61434aec554fd09175050a87f0d

        SHA1

        c767034d05085ba0d701f0b5216ae139429eae39

        SHA256

        f9eeb56697ff517cb6f00fb13e5302596989147d225495b5f7b19256d4f54ec5

        SHA512

        a85719c1382616625a393661f92039505de63f6e21f42c1fc41d9a1179cba46b84e1b005afba27f818d8e869634d0ef6e11eb9f0ff87ec73d0627858ac0feb51

      • \Users\Admin\AppData\Local\Temp\decqza3u.exe

        Filesize

        4.0MB

        MD5

        47b29465bb5fcbbd899f1d98af193f06

        SHA1

        ddd7c01b07939751f734c1e9b7aa17853447e02c

        SHA256

        a54ac89930406913a3b0b3b8e3ef738135a9b7fa54b01578f870e26ee9f99efb

        SHA512

        838a170802283f318712195402dc26dc601d2f81d3dae1f32309e532af732808c1a8b03c80f7dcf99b2ae94276678bb4211a44ebe889335da34a6083c4bd31f8

      • \Users\Admin\AppData\Local\Temp\decqza3u.exe

        Filesize

        4.0MB

        MD5

        47b29465bb5fcbbd899f1d98af193f06

        SHA1

        ddd7c01b07939751f734c1e9b7aa17853447e02c

        SHA256

        a54ac89930406913a3b0b3b8e3ef738135a9b7fa54b01578f870e26ee9f99efb

        SHA512

        838a170802283f318712195402dc26dc601d2f81d3dae1f32309e532af732808c1a8b03c80f7dcf99b2ae94276678bb4211a44ebe889335da34a6083c4bd31f8

      • \Users\Admin\AppData\Local\Temp\dj202402.exe

        Filesize

        4.0MB

        MD5

        16ff8074ba61c2a46cdb6c72c2c6057d

        SHA1

        5e7c56085209a3190a2a831fffefdeef192a6b25

        SHA256

        b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f

        SHA512

        674c22cee088d96d42d43aa7cbd7988c01318a211185be6767e43c50dbdf5e7f0dd9e65be123127744015e17c34415feef727a08f237e350ccd04068ce28ddce

      • \Users\Admin\AppData\Local\Temp\dj202402.exe

        Filesize

        4.0MB

        MD5

        16ff8074ba61c2a46cdb6c72c2c6057d

        SHA1

        5e7c56085209a3190a2a831fffefdeef192a6b25

        SHA256

        b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f

        SHA512

        674c22cee088d96d42d43aa7cbd7988c01318a211185be6767e43c50dbdf5e7f0dd9e65be123127744015e17c34415feef727a08f237e350ccd04068ce28ddce

      • memory/280-108-0x0000000000000000-mapping.dmp

      • memory/520-109-0x0000000000000000-mapping.dmp

      • memory/556-85-0x0000000000000000-mapping.dmp

      • memory/684-105-0x0000000000000000-mapping.dmp

      • memory/684-107-0x0000000001350000-0x0000000002162000-memory.dmp

        Filesize

        14.1MB

      • memory/684-112-0x0000000001350000-0x0000000002162000-memory.dmp

        Filesize

        14.1MB

      • memory/816-84-0x0000000000400000-0x0000000000D6E000-memory.dmp

        Filesize

        9.4MB

      • memory/816-80-0x0000000000000000-mapping.dmp

      • memory/816-86-0x0000000000400000-0x0000000000D6E000-memory.dmp

        Filesize

        9.4MB

      • memory/816-93-0x0000000000400000-0x0000000000D6E000-memory.dmp

        Filesize

        9.4MB

      • memory/1036-91-0x0000000000000000-mapping.dmp

      • memory/1240-94-0x0000000000370000-0x0000000000376000-memory.dmp

        Filesize

        24KB

      • memory/1240-88-0x0000000000000000-mapping.dmp

      • memory/1240-92-0x0000000000F20000-0x0000000000F38000-memory.dmp

        Filesize

        96KB

      • memory/1244-67-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-66-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-74-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-78-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-70-0x000000000040779C-mapping.dmp

      • memory/1244-61-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-69-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-62-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-99-0x00000000041F0000-0x0000000004FC9000-memory.dmp

        Filesize

        13.8MB

      • memory/1244-64-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1244-101-0x00000000041F0000-0x0000000004FC9000-memory.dmp

        Filesize

        13.8MB

      • memory/1244-72-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1252-60-0x0000000070B10000-0x00000000710BB000-memory.dmp

        Filesize

        5.7MB

      • memory/1252-59-0x0000000070B10000-0x00000000710BB000-memory.dmp

        Filesize

        5.7MB

      • memory/1252-58-0x0000000070B10000-0x00000000710BB000-memory.dmp

        Filesize

        5.7MB

      • memory/1252-56-0x0000000000000000-mapping.dmp

      • memory/1520-100-0x0000000000FB0000-0x0000000001D89000-memory.dmp

        Filesize

        13.8MB

      • memory/1520-97-0x0000000000000000-mapping.dmp

      • memory/1520-110-0x0000000000FB0000-0x0000000001D89000-memory.dmp

        Filesize

        13.8MB

      • memory/1972-54-0x0000000000990000-0x0000000000A6C000-memory.dmp

        Filesize

        880KB

      • memory/1972-55-0x0000000076761000-0x0000000076763000-memory.dmp

        Filesize

        8KB