Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2023 16:56

General

  • Target

    7b4828a1352e19e28684565022faa003.exe

  • Size

    852KB

  • MD5

    7b4828a1352e19e28684565022faa003

  • SHA1

    2e176438a969c3d1c859604c0367ec6777795f1e

  • SHA256

    7f28cea8fb13cdf0fc2f6e50ff4975d144091bd8884db449154e11c20b3f7685

  • SHA512

    f296a1ffe5301dffe858fb5bba43345b773b9014c01bd2c843595e25c01866a967f1d406d3233dc4bb194fffd6520b0292a19d174fc47bfb7852f365fa177f8c

  • SSDEEP

    24576:NyDeZ99eL2SNdG2DO217p87kRcRHbeYq3RB9OE:oDe9w2SNVO212ASR7sBB9

Malware Config

Extracted

Family

redline

Botnet

lupa

C2

83.97.73.126:19048

Attributes
  • auth_value

    6a764aa41830c77712442516d143bc9c

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.

  • 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 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b4828a1352e19e28684565022faa003.exe
    "C:\Users\Admin\AppData\Local\Temp\7b4828a1352e19e28684565022faa003.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8631531.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8631531.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1132
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5808182.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5808182.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3080
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o9333345.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o9333345.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3404
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3099295.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3099295.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1388

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8631531.exe

    Filesize

    408KB

    MD5

    2bb4d57a263e26a5a4f2b6c488fb8195

    SHA1

    63f0b38e720720dec4db34034faf88ed7ca78c8b

    SHA256

    be8e958b54132659b679f3b5f89a5ff3c727a2d606e3dd3d71c4e04f8fd57468

    SHA512

    759791907d84a8a56bda5e4345660e4ee9cd26836feeb948a9e48eeeac7f2e28f6ed16c107855541fa99a285913f0dd2c4c5564f888bd43756e6fa373b1bd20a

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8631531.exe

    Filesize

    408KB

    MD5

    2bb4d57a263e26a5a4f2b6c488fb8195

    SHA1

    63f0b38e720720dec4db34034faf88ed7ca78c8b

    SHA256

    be8e958b54132659b679f3b5f89a5ff3c727a2d606e3dd3d71c4e04f8fd57468

    SHA512

    759791907d84a8a56bda5e4345660e4ee9cd26836feeb948a9e48eeeac7f2e28f6ed16c107855541fa99a285913f0dd2c4c5564f888bd43756e6fa373b1bd20a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5808182.exe

    Filesize

    206KB

    MD5

    29e3e39b4d661e01ffcb559d76f4733c

    SHA1

    ad688ed1fea7e5070b041a51e58584b0eee60191

    SHA256

    cb95fe0e63d412fc53667c1dece0fb8374fe7dab1b2116fa73afa182fb0c07ae

    SHA512

    08c9c897c6391a83ad63b81b7159923c0e10e018af51242f3855e5e2b262852d7f6c7b28bc92a9555465256aa73bd7c4cf27977f94d95c024b2804e359328ad3

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5808182.exe

    Filesize

    206KB

    MD5

    29e3e39b4d661e01ffcb559d76f4733c

    SHA1

    ad688ed1fea7e5070b041a51e58584b0eee60191

    SHA256

    cb95fe0e63d412fc53667c1dece0fb8374fe7dab1b2116fa73afa182fb0c07ae

    SHA512

    08c9c897c6391a83ad63b81b7159923c0e10e018af51242f3855e5e2b262852d7f6c7b28bc92a9555465256aa73bd7c4cf27977f94d95c024b2804e359328ad3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o9333345.exe

    Filesize

    12KB

    MD5

    8f3e48d618f4fa1f6293371f9c3fb17d

    SHA1

    9e9030f2d832b75486ccd8fcbc318368bbc3b13d

    SHA256

    24640a0b96449b117f691f06cda21d2c04200f198af5e66be81fd3f830b6a408

    SHA512

    fdb57881f64f46ecb32d8cf61ee90db520233208fba0778ee3924e8296aac803b26dd79a21117cc7a7ae5b264bd93035e384eee53f01ba38ef08d5f2dba44944

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o9333345.exe

    Filesize

    12KB

    MD5

    8f3e48d618f4fa1f6293371f9c3fb17d

    SHA1

    9e9030f2d832b75486ccd8fcbc318368bbc3b13d

    SHA256

    24640a0b96449b117f691f06cda21d2c04200f198af5e66be81fd3f830b6a408

    SHA512

    fdb57881f64f46ecb32d8cf61ee90db520233208fba0778ee3924e8296aac803b26dd79a21117cc7a7ae5b264bd93035e384eee53f01ba38ef08d5f2dba44944

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3099295.exe

    Filesize

    172KB

    MD5

    8f6e63240dcda6560be868a947df5028

    SHA1

    5899e3899b267aceed2028d535052ba0c5781950

    SHA256

    469e58084e29db6621d698af904ada3118e6b0d41f352e7c7677fef8d322c3a9

    SHA512

    e8234b21660f1a39cabbf970a00f847402aa41d8a83376a5850c0136fa51c271c99ce659df8bcb17a35c26e6673b435739b0da1c50f1e379eb339a5ecb3b81e3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3099295.exe

    Filesize

    172KB

    MD5

    8f6e63240dcda6560be868a947df5028

    SHA1

    5899e3899b267aceed2028d535052ba0c5781950

    SHA256

    469e58084e29db6621d698af904ada3118e6b0d41f352e7c7677fef8d322c3a9

    SHA512

    e8234b21660f1a39cabbf970a00f847402aa41d8a83376a5850c0136fa51c271c99ce659df8bcb17a35c26e6673b435739b0da1c50f1e379eb339a5ecb3b81e3

  • memory/1388-160-0x000000000AE50000-0x000000000B468000-memory.dmp

    Filesize

    6.1MB

  • memory/1388-165-0x00000000054A0000-0x00000000054B0000-memory.dmp

    Filesize

    64KB

  • memory/1388-172-0x00000000052B0000-0x0000000005300000-memory.dmp

    Filesize

    320KB

  • memory/1388-161-0x000000000A940000-0x000000000AA4A000-memory.dmp

    Filesize

    1.0MB

  • memory/1388-162-0x000000000A880000-0x000000000A892000-memory.dmp

    Filesize

    72KB

  • memory/1388-163-0x000000000A8E0000-0x000000000A91C000-memory.dmp

    Filesize

    240KB

  • memory/1388-164-0x00000000054A0000-0x00000000054B0000-memory.dmp

    Filesize

    64KB

  • memory/1388-159-0x00000000009C0000-0x00000000009F0000-memory.dmp

    Filesize

    192KB

  • memory/1388-166-0x000000000ABF0000-0x000000000AC66000-memory.dmp

    Filesize

    472KB

  • memory/1388-167-0x000000000B470000-0x000000000B502000-memory.dmp

    Filesize

    584KB

  • memory/1388-168-0x000000000BAC0000-0x000000000C064000-memory.dmp

    Filesize

    5.6MB

  • memory/1388-169-0x000000000ADE0000-0x000000000AE46000-memory.dmp

    Filesize

    408KB

  • memory/1388-170-0x000000000C070000-0x000000000C232000-memory.dmp

    Filesize

    1.8MB

  • memory/1388-171-0x000000000C770000-0x000000000CC9C000-memory.dmp

    Filesize

    5.2MB

  • memory/3404-154-0x0000000000EA0000-0x0000000000EAA000-memory.dmp

    Filesize

    40KB