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Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05/06/2023, 07:04

General

  • Target

    5b5fd8f37a036d8323fd02dbd8ae21ba233d591ed2e45dac8ce887bd505e2cf6.exe

  • Size

    580KB

  • MD5

    b4518646701999e56883fbcbdf1eb9e8

  • SHA1

    3e2cf8d26b5a9cb4e7224617ad9a12bea2921b4c

  • SHA256

    5b5fd8f37a036d8323fd02dbd8ae21ba233d591ed2e45dac8ce887bd505e2cf6

  • SHA512

    042f7e57c1477aaafabb7bd3ccd41ba787f65bbd544ff06517290db7bbffef803a9e5839e6d8cd4c78238e1681a078a08261fe675d59205cbac685f768d1588f

  • SSDEEP

    12288:FMrOy90sSi8E2Qwi8YupgdaZLdHssxTH9i3USAs:nyLJLwi8YE0aZLdHsQk3t

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19046

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b5fd8f37a036d8323fd02dbd8ae21ba233d591ed2e45dac8ce887bd505e2cf6.exe
    "C:\Users\Admin\AppData\Local\Temp\5b5fd8f37a036d8323fd02dbd8ae21ba233d591ed2e45dac8ce887bd505e2cf6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8954052.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8954052.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3968
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y2541962.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y2541962.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1420
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1815199.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1815199.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2068
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6104716.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6104716.exe
          4⤵
          • Executes dropped EXE
          PID:3100

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8954052.exe

    Filesize

    377KB

    MD5

    3fefe64fcad0c7254e939673b71f5e96

    SHA1

    c44dccd6b440a1338d1b0a23be7637e6d250c154

    SHA256

    738353a55485255f1ca3ba3bea41b95359ec82720d610352354f62aff929cab5

    SHA512

    c324fefaa7ef62234d26d7241b33bfe29b7df8615fa8136b1398cc313459e094e093847f33edef65e4894019ad8956dc66d63ab2414746327992dc4f4eb35da7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8954052.exe

    Filesize

    377KB

    MD5

    3fefe64fcad0c7254e939673b71f5e96

    SHA1

    c44dccd6b440a1338d1b0a23be7637e6d250c154

    SHA256

    738353a55485255f1ca3ba3bea41b95359ec82720d610352354f62aff929cab5

    SHA512

    c324fefaa7ef62234d26d7241b33bfe29b7df8615fa8136b1398cc313459e094e093847f33edef65e4894019ad8956dc66d63ab2414746327992dc4f4eb35da7

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y2541962.exe

    Filesize

    206KB

    MD5

    cf6ac5d2394041046d9f594c0dd306fd

    SHA1

    d4b696858f1589cfd96c26a8ea50ebcabb41f7a9

    SHA256

    326b2be10d2c1d6457510d71d7271d348a3ee4cbffd87164b5a7c0787cb46775

    SHA512

    cb860081ac0f073a63b99a061ebc0112f66a2d9d0806f87f178a94687a146eb9a4d905f9d3d9a5c5db92da25791b1fc675120bfd2be77eb9b409b7c8d4515394

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y2541962.exe

    Filesize

    206KB

    MD5

    cf6ac5d2394041046d9f594c0dd306fd

    SHA1

    d4b696858f1589cfd96c26a8ea50ebcabb41f7a9

    SHA256

    326b2be10d2c1d6457510d71d7271d348a3ee4cbffd87164b5a7c0787cb46775

    SHA512

    cb860081ac0f073a63b99a061ebc0112f66a2d9d0806f87f178a94687a146eb9a4d905f9d3d9a5c5db92da25791b1fc675120bfd2be77eb9b409b7c8d4515394

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1815199.exe

    Filesize

    11KB

    MD5

    ce4af9f1dbc4522cadd23ca8d69a827c

    SHA1

    2b7ac155af8c4e9fc76cfb97ce2799c4ed3f5248

    SHA256

    62865b2ad238ff03423c26b040b0d0c5729aedf81f21333e4e89277c46988c76

    SHA512

    b285c6471a134af607679e255896d047b1c72b13de49ae880fa9e6617524c1c41ac4556129a305149bb8a019766d30b6f2a624a7069741d3f1db85ead4cf6332

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1815199.exe

    Filesize

    11KB

    MD5

    ce4af9f1dbc4522cadd23ca8d69a827c

    SHA1

    2b7ac155af8c4e9fc76cfb97ce2799c4ed3f5248

    SHA256

    62865b2ad238ff03423c26b040b0d0c5729aedf81f21333e4e89277c46988c76

    SHA512

    b285c6471a134af607679e255896d047b1c72b13de49ae880fa9e6617524c1c41ac4556129a305149bb8a019766d30b6f2a624a7069741d3f1db85ead4cf6332

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6104716.exe

    Filesize

    172KB

    MD5

    099add230763b8b8a6b2ae9c90115401

    SHA1

    1e628a9c9afc7b729cd1e0bc7f6f46993b43d8f7

    SHA256

    88f9dd7e86907a18683e2379516b037e71e5665a53a3572be22e1da36a7ad881

    SHA512

    b0e4a860d7d6fe6a416e4c9e8a4186dfe3b41673dc84560e8cf84b1383132f6a6bbab17715b7adb90c22bb9e8a7d53ba5e537ff693ee22295689fa12ca538b5a

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6104716.exe

    Filesize

    172KB

    MD5

    099add230763b8b8a6b2ae9c90115401

    SHA1

    1e628a9c9afc7b729cd1e0bc7f6f46993b43d8f7

    SHA256

    88f9dd7e86907a18683e2379516b037e71e5665a53a3572be22e1da36a7ad881

    SHA512

    b0e4a860d7d6fe6a416e4c9e8a4186dfe3b41673dc84560e8cf84b1383132f6a6bbab17715b7adb90c22bb9e8a7d53ba5e537ff693ee22295689fa12ca538b5a

  • memory/2068-141-0x0000000000820000-0x000000000082A000-memory.dmp

    Filesize

    40KB

  • memory/3100-146-0x0000000000B40000-0x0000000000B70000-memory.dmp

    Filesize

    192KB

  • memory/3100-147-0x0000000001310000-0x0000000001316000-memory.dmp

    Filesize

    24KB

  • memory/3100-148-0x0000000005C30000-0x0000000006236000-memory.dmp

    Filesize

    6.0MB

  • memory/3100-149-0x0000000005730000-0x000000000583A000-memory.dmp

    Filesize

    1.0MB

  • memory/3100-150-0x0000000005380000-0x0000000005392000-memory.dmp

    Filesize

    72KB

  • memory/3100-151-0x0000000005410000-0x0000000005420000-memory.dmp

    Filesize

    64KB

  • memory/3100-152-0x0000000005620000-0x000000000565E000-memory.dmp

    Filesize

    248KB

  • memory/3100-153-0x0000000005660000-0x00000000056AB000-memory.dmp

    Filesize

    300KB

  • memory/3100-154-0x0000000005410000-0x0000000005420000-memory.dmp

    Filesize

    64KB