Analysis

  • max time kernel
    99s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2023, 01:46

General

  • Target

    64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe

  • Size

    660KB

  • MD5

    e32b2772282ee7db13b85d231127f46d

  • SHA1

    05635d554e3231b3aaa9977b049ea3e2b59689a3

  • SHA256

    64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001

  • SHA512

    4fa0fdd5a23c34197ba68266ae1f1307b5811e5856ddcc2e7071b88faf97892878f6ffe3888b6044150681d40fa659b2c4a91f18d8d8009aade284b9610070ec

  • SSDEEP

    12288:oMrTy90t1JGjsZIi2TQgQYNzPhJlvG/6v1bJg0YJxmN:ryuJCsZR2TQgQYVPH8NpeN

Malware Config

Extracted

Family

redline

Botnet

rosto

C2

hueref.eu:4162

Attributes
  • auth_value

    07d81eba8cad42bbd0ae60042d48eac6

Extracted

Family

redline

Botnet

foksa

C2

hueref.eu:4162

Attributes
  • auth_value

    6a9b2601a21672b285de3ed41b5402e4

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 20 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe
    "C:\Users\Admin\AppData\Local\Temp\64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4908
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1600
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 1084
          4⤵
          • Program crash
          PID:1684
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4556
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 1624
          4⤵
          • Program crash
          PID:4176
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4392
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3844 -ip 3844
    1⤵
      PID:4532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4556 -ip 4556
      1⤵
        PID:3352

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exe

        Filesize

        515KB

        MD5

        6a0e1428b9e8d090aeb4a2710b0a677c

        SHA1

        5d7261c42bb8428c93f0ca33efcd441b5237e7be

        SHA256

        d545898d5312083dee70efff77aed40113c63f27a74c35d4dfa1cae080456135

        SHA512

        22450f4f514bdc3408a17895b8257e147484d916854821c21cdbb18f5554cd516da3077451d86f680ab9b87c93015878671a7db54d6894cda2553374feccfb05

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exe

        Filesize

        515KB

        MD5

        6a0e1428b9e8d090aeb4a2710b0a677c

        SHA1

        5d7261c42bb8428c93f0ca33efcd441b5237e7be

        SHA256

        d545898d5312083dee70efff77aed40113c63f27a74c35d4dfa1cae080456135

        SHA512

        22450f4f514bdc3408a17895b8257e147484d916854821c21cdbb18f5554cd516da3077451d86f680ab9b87c93015878671a7db54d6894cda2553374feccfb05

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exe

        Filesize

        232KB

        MD5

        db3ab3357fc347e4ca262d7a8cf6f90f

        SHA1

        517fef5bb4d3246dd817765cdb7747b0580973b4

        SHA256

        e03720c814f0a4c343c5f49e4d8e53f9ee71d7a6412c93b5bdb1ac58e80eddad

        SHA512

        f7d7b8e7850b0f00381619e1f8776d1885e43f489b4786daaeea4a5a8b2d278b10cc0a693b32ff4023bbee1e8a6f8e51e227ce97ac8a0d201f8f43efe772e97f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exe

        Filesize

        232KB

        MD5

        db3ab3357fc347e4ca262d7a8cf6f90f

        SHA1

        517fef5bb4d3246dd817765cdb7747b0580973b4

        SHA256

        e03720c814f0a4c343c5f49e4d8e53f9ee71d7a6412c93b5bdb1ac58e80eddad

        SHA512

        f7d7b8e7850b0f00381619e1f8776d1885e43f489b4786daaeea4a5a8b2d278b10cc0a693b32ff4023bbee1e8a6f8e51e227ce97ac8a0d201f8f43efe772e97f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exe

        Filesize

        290KB

        MD5

        1ef58e21a15e90d73d400e2b62b17256

        SHA1

        5ac56358af1c665c89dda115587a5360fecb841a

        SHA256

        1406756fb455734d1a168cecfb2312e43937ed84153f6578d11d8c30729af209

        SHA512

        302fda42de2c9fa1ba22f4be5630b25c33abcacf576b040abf5df26f9acefb68f5eeddcc21bac6086d9e43fd92dfe31969251f2b74de2e441c0cce7cf9cd08f8

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exe

        Filesize

        290KB

        MD5

        1ef58e21a15e90d73d400e2b62b17256

        SHA1

        5ac56358af1c665c89dda115587a5360fecb841a

        SHA256

        1406756fb455734d1a168cecfb2312e43937ed84153f6578d11d8c30729af209

        SHA512

        302fda42de2c9fa1ba22f4be5630b25c33abcacf576b040abf5df26f9acefb68f5eeddcc21bac6086d9e43fd92dfe31969251f2b74de2e441c0cce7cf9cd08f8

      • memory/3844-148-0x0000000004DB0000-0x0000000005354000-memory.dmp

        Filesize

        5.6MB

      • memory/3844-149-0x0000000000650000-0x000000000067D000-memory.dmp

        Filesize

        180KB

      • memory/3844-150-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

        Filesize

        64KB

      • memory/3844-151-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

        Filesize

        64KB

      • memory/3844-153-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-152-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-155-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-157-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-159-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-161-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-163-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-165-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-167-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-169-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-171-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-173-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-175-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-177-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-179-0x0000000004C20000-0x0000000004C32000-memory.dmp

        Filesize

        72KB

      • memory/3844-180-0x0000000000400000-0x000000000057E000-memory.dmp

        Filesize

        1.5MB

      • memory/3844-181-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

        Filesize

        64KB

      • memory/3844-182-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

        Filesize

        64KB

      • memory/3844-183-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

        Filesize

        64KB

      • memory/3844-185-0x0000000000400000-0x000000000057E000-memory.dmp

        Filesize

        1.5MB

      • memory/4392-1121-0x0000000000EC0000-0x0000000000EF2000-memory.dmp

        Filesize

        200KB

      • memory/4392-1122-0x00000000057C0000-0x00000000057D0000-memory.dmp

        Filesize

        64KB

      • memory/4556-191-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-277-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-195-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-197-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-199-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-201-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-203-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-205-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-207-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-209-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-211-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-213-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-215-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-217-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-219-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-221-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-223-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-274-0x0000000000670000-0x00000000006BB000-memory.dmp

        Filesize

        300KB

      • memory/4556-279-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-193-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-281-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1100-0x0000000005320000-0x0000000005938000-memory.dmp

        Filesize

        6.1MB

      • memory/4556-1101-0x0000000005970000-0x0000000005A7A000-memory.dmp

        Filesize

        1.0MB

      • memory/4556-1102-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

        Filesize

        72KB

      • memory/4556-1103-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

        Filesize

        240KB

      • memory/4556-1104-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1105-0x0000000005DD0000-0x0000000005E62000-memory.dmp

        Filesize

        584KB

      • memory/4556-1106-0x0000000005E70000-0x0000000005ED6000-memory.dmp

        Filesize

        408KB

      • memory/4556-1108-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1109-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1110-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1111-0x0000000006580000-0x0000000006742000-memory.dmp

        Filesize

        1.8MB

      • memory/4556-1112-0x0000000006760000-0x0000000006C8C000-memory.dmp

        Filesize

        5.2MB

      • memory/4556-190-0x0000000004B30000-0x0000000004B6E000-memory.dmp

        Filesize

        248KB

      • memory/4556-1113-0x0000000004C60000-0x0000000004C70000-memory.dmp

        Filesize

        64KB

      • memory/4556-1114-0x00000000081B0000-0x0000000008226000-memory.dmp

        Filesize

        472KB

      • memory/4556-1115-0x0000000008240000-0x0000000008290000-memory.dmp

        Filesize

        320KB