Analysis

  • max time kernel
    122s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    13-11-2021 11:15

General

  • Target

    9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6.exe

  • Size

    1.1MB

  • MD5

    6966182dd20351152ea815d31e735067

  • SHA1

    69a2df785f37d2d7d2d9a5f9120c679870ff3872

  • SHA256

    9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6

  • SHA512

    aa8e0c7ad305ab0b99807f0b579b54d2f99dc3b837d512de8c08681333bff53b7a56eaa93e66261b66b25524e416f20cdac6c0cffaa9c2621b678475f73dfbc7

Malware Config

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

7632dffeb03da57edca98c8bfb2611868e8eb0a7

Attributes
  • url4cnc

    http://91.219.236.162/brikitiki

    http://185.163.47.176/brikitiki

    http://193.38.54.238/brikitiki

    http://74.119.192.122/brikitiki

    http://91.219.236.240/brikitiki

    https://t.me/brikitiki

rc4.plain
rc4.plain

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Extracted

Family

oski

C2

colonna.ac.ug

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 3 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
  • 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 1 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6.exe
    "C:\Users\Admin\AppData\Local\Temp\9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Ilzzmljftcwfeldyujdcyqy.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4444
      • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
        "C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4528
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Ksyuxjtrazuidxiqmg.vbs"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1260
          • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
            "C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1804
            • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
              C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
              6⤵
              • Executes dropped EXE
              PID:2672
            • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
              C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Checks processor information in registry
              • Suspicious use of WriteProcessMemory
              PID:2668
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c taskkill /pid 2668 & erase C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe & RD /S /Q C:\\ProgramData\\251337842500102\\* & exit
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:2556
                • C:\Windows\SysWOW64\taskkill.exe
                  taskkill /pid 2668
                  8⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4176
        • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          4⤵
          • Executes dropped EXE
          PID:1500
        • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          4⤵
          • Executes dropped EXE
          PID:1612
        • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
          4⤵
          • Executes dropped EXE
          PID:3136
    • C:\Users\Admin\AppData\Local\Temp\9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6.exe
      C:\Users\Admin\AppData\Local\Temp\9f1829d274764862ecbac58a299f20376c4f5e7c725de68bc94ea768724906f6.exe
      2⤵
        PID:4416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1152
          3⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1460

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Ilzzmljftcwfeldyujdcyqy.vbs
      MD5

      debe463c5bca9eeca3ddcda011fe8bf4

      SHA1

      e14c0a0a960514fd939c76aebd0d28546f753b30

      SHA256

      80145f654521d465d9209fb73881b0234bc09dea900c4bedc59faecc997e9d32

      SHA512

      9863080ddc0c8433cef5616405ac7c7b2dae6db50cf244aa490eb7d96474c931b72525aa3cd6f9b37d795e580d41095bcf69ceb7c339886792c98fbef575525a

    • C:\Users\Admin\AppData\Local\Temp\Ksyuxjtrazuidxiqmg.vbs
      MD5

      ef4cad82e49042dbc78c55437d760e7e

      SHA1

      a5d942dc36d213360ae0124dd359e3a1b3ef5ec0

      SHA256

      4ee70d80282017c724358fadbd5eb7128a1e44da724f527c50e62e66bcb73d03

      SHA512

      8a4153ae4233c3d7c10dc53e61dd1fe0d010aeecfac72fedfaaf295fe32e11af40b0838e4bec3a5a21e471c03086c594f696aa9ef6ec5449ef15ee54184815c1

    • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
      MD5

      8a1593e3f73a5d753950ae385e6d069f

      SHA1

      71171b68859bdc504bb7428f6a92562ffbeee5d9

      SHA256

      1f9ce51663421a302c5627f4a0ed07e23af1424f863308e328227194a2523bfa

      SHA512

      480b62e431bcd8a8e8e891a48881818c0070217946b3808df92e8028ce4562ffd6f2f6ce62334b2bc835222390b03e1aa128a3f9af199398b6d45bc56a8d0712

    • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
      MD5

      8a1593e3f73a5d753950ae385e6d069f

      SHA1

      71171b68859bdc504bb7428f6a92562ffbeee5d9

      SHA256

      1f9ce51663421a302c5627f4a0ed07e23af1424f863308e328227194a2523bfa

      SHA512

      480b62e431bcd8a8e8e891a48881818c0070217946b3808df92e8028ce4562ffd6f2f6ce62334b2bc835222390b03e1aa128a3f9af199398b6d45bc56a8d0712

    • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
      MD5

      8a1593e3f73a5d753950ae385e6d069f

      SHA1

      71171b68859bdc504bb7428f6a92562ffbeee5d9

      SHA256

      1f9ce51663421a302c5627f4a0ed07e23af1424f863308e328227194a2523bfa

      SHA512

      480b62e431bcd8a8e8e891a48881818c0070217946b3808df92e8028ce4562ffd6f2f6ce62334b2bc835222390b03e1aa128a3f9af199398b6d45bc56a8d0712

    • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
      MD5

      8a1593e3f73a5d753950ae385e6d069f

      SHA1

      71171b68859bdc504bb7428f6a92562ffbeee5d9

      SHA256

      1f9ce51663421a302c5627f4a0ed07e23af1424f863308e328227194a2523bfa

      SHA512

      480b62e431bcd8a8e8e891a48881818c0070217946b3808df92e8028ce4562ffd6f2f6ce62334b2bc835222390b03e1aa128a3f9af199398b6d45bc56a8d0712

    • C:\Users\Admin\AppData\Local\Temp\Tyjigybwjylnokucizpstzjwazconsoleapp18.exe
      MD5

      8a1593e3f73a5d753950ae385e6d069f

      SHA1

      71171b68859bdc504bb7428f6a92562ffbeee5d9

      SHA256

      1f9ce51663421a302c5627f4a0ed07e23af1424f863308e328227194a2523bfa

      SHA512

      480b62e431bcd8a8e8e891a48881818c0070217946b3808df92e8028ce4562ffd6f2f6ce62334b2bc835222390b03e1aa128a3f9af199398b6d45bc56a8d0712

    • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
      MD5

      99e3b588033258cb52bdd0f56b58a2e7

      SHA1

      d4f14a37264f21522010bc2cd91cc2d81e7e9297

      SHA256

      d262fbed9803de908040fb4e7d6bc446786acc95d207db1ba3800e85435d3a62

      SHA512

      94b3cf1537ba63fea1ad9df9c3c487e570e8bd4d1fc74ce91ae4435e795a63e3ebd4b8ed66a983ebdd23953a232279b8dff2c9967b670b1d7a6ad90fd2f6e127

    • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
      MD5

      99e3b588033258cb52bdd0f56b58a2e7

      SHA1

      d4f14a37264f21522010bc2cd91cc2d81e7e9297

      SHA256

      d262fbed9803de908040fb4e7d6bc446786acc95d207db1ba3800e85435d3a62

      SHA512

      94b3cf1537ba63fea1ad9df9c3c487e570e8bd4d1fc74ce91ae4435e795a63e3ebd4b8ed66a983ebdd23953a232279b8dff2c9967b670b1d7a6ad90fd2f6e127

    • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
      MD5

      99e3b588033258cb52bdd0f56b58a2e7

      SHA1

      d4f14a37264f21522010bc2cd91cc2d81e7e9297

      SHA256

      d262fbed9803de908040fb4e7d6bc446786acc95d207db1ba3800e85435d3a62

      SHA512

      94b3cf1537ba63fea1ad9df9c3c487e570e8bd4d1fc74ce91ae4435e795a63e3ebd4b8ed66a983ebdd23953a232279b8dff2c9967b670b1d7a6ad90fd2f6e127

    • C:\Users\Admin\AppData\Local\Temp\Vcinpeamqerjfxlsvutgosconsoleapp11.exe
      MD5

      99e3b588033258cb52bdd0f56b58a2e7

      SHA1

      d4f14a37264f21522010bc2cd91cc2d81e7e9297

      SHA256

      d262fbed9803de908040fb4e7d6bc446786acc95d207db1ba3800e85435d3a62

      SHA512

      94b3cf1537ba63fea1ad9df9c3c487e570e8bd4d1fc74ce91ae4435e795a63e3ebd4b8ed66a983ebdd23953a232279b8dff2c9967b670b1d7a6ad90fd2f6e127

    • \ProgramData\mozglue.dll
      MD5

      8f73c08a9660691143661bf7332c3c27

      SHA1

      37fa65dd737c50fda710fdbde89e51374d0c204a

      SHA256

      3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

      SHA512

      0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    • \ProgramData\nss3.dll
      MD5

      bfac4e3c5908856ba17d41edcd455a51

      SHA1

      8eec7e888767aa9e4cca8ff246eb2aacb9170428

      SHA256

      e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

      SHA512

      2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    • \ProgramData\sqlite3.dll
      MD5

      e477a96c8f2b18d6b5c27bde49c990bf

      SHA1

      e980c9bf41330d1e5bd04556db4646a0210f7409

      SHA256

      16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

      SHA512

      335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

    • memory/1260-139-0x0000000000000000-mapping.dmp
    • memory/1804-157-0x0000000004F20000-0x0000000004F43000-memory.dmp
      Filesize

      140KB

    • memory/1804-154-0x0000000004CA0000-0x0000000004CFE000-memory.dmp
      Filesize

      376KB

    • memory/1804-153-0x0000000004B90000-0x0000000004B91000-memory.dmp
      Filesize

      4KB

    • memory/1804-150-0x0000000000300000-0x0000000000301000-memory.dmp
      Filesize

      4KB

    • memory/1804-147-0x0000000000000000-mapping.dmp
    • memory/2256-118-0x0000000000DA0000-0x0000000000DA1000-memory.dmp
      Filesize

      4KB

    • memory/2256-120-0x0000000005870000-0x0000000005871000-memory.dmp
      Filesize

      4KB

    • memory/2256-125-0x0000000005B70000-0x0000000005BC6000-memory.dmp
      Filesize

      344KB

    • memory/2256-122-0x0000000005A00000-0x0000000005A01000-memory.dmp
      Filesize

      4KB

    • memory/2256-121-0x0000000005880000-0x000000000598E000-memory.dmp
      Filesize

      1.1MB

    • memory/2256-123-0x0000000005F70000-0x0000000005F71000-memory.dmp
      Filesize

      4KB

    • memory/2556-166-0x0000000000000000-mapping.dmp
    • memory/2668-160-0x0000000000417A8B-mapping.dmp
    • memory/2668-159-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB

    • memory/2668-162-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB

    • memory/3136-146-0x000000000041A684-mapping.dmp
    • memory/3136-152-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/3136-145-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/4176-167-0x0000000000000000-mapping.dmp
    • memory/4416-132-0x0000000000400000-0x0000000000491000-memory.dmp
      Filesize

      580KB

    • memory/4416-127-0x0000000000400000-0x0000000000491000-memory.dmp
      Filesize

      580KB

    • memory/4416-128-0x000000000043F176-mapping.dmp
    • memory/4444-124-0x0000000000000000-mapping.dmp
    • memory/4528-136-0x00000000054D0000-0x0000000005564000-memory.dmp
      Filesize

      592KB

    • memory/4528-141-0x00000000055D0000-0x00000000055EB000-memory.dmp
      Filesize

      108KB

    • memory/4528-135-0x0000000005350000-0x0000000005351000-memory.dmp
      Filesize

      4KB

    • memory/4528-133-0x0000000000A90000-0x0000000000A91000-memory.dmp
      Filesize

      4KB

    • memory/4528-130-0x0000000000000000-mapping.dmp