Analysis

  • max time kernel
    128s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2023, 16:17

General

  • Target

    a880745d5931f1bbc87ed86767f378d6092f755104a43a126ab667f8422c627d.exe

  • Size

    551KB

  • MD5

    be6d2384f1aea6f9e95ff5bf69ced0c7

  • SHA1

    f46c8f76b9e6ab40d1557a57313a59c2f72c987d

  • SHA256

    a880745d5931f1bbc87ed86767f378d6092f755104a43a126ab667f8422c627d

  • SHA512

    554ae6402e7d588f15d20f6931d343b3fde14b1e0abe24be0c6c16952d84623aa0be85313aaca246116d0c5609c741731f7bac96af0f92f1bd5b98e53f049ba8

  • SSDEEP

    12288:gMrHy90xErPDDaw1Ful5cvmRRfyjU5DvS8GGYL4SY6xB:3yrrPaw1kb5Pa8bYpxB

Malware Config

Extracted

Family

redline

Botnet

stek

C2

melevv.eu:4162

Attributes
  • auth_value

    4205381daf6946b2df5fe3bc7eacc918

Extracted

Family

redline

Botnet

fomich

C2

melevv.eu:4162

Attributes
  • auth_value

    b018e52ac946001794d8b8c23e901859

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 34 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 1 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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a880745d5931f1bbc87ed86767f378d6092f755104a43a126ab667f8422c627d.exe
    "C:\Users\Admin\AppData\Local\Temp\a880745d5931f1bbc87ed86767f378d6092f755104a43a126ab667f8422c627d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:452
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vEZ2337rr.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vEZ2337rr.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw88FI45WI41.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw88FI45WI41.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1668
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tZT67lj94.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tZT67lj94.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3684 -s 1272
          4⤵
          • Program crash
          PID:448
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uZx95zi12.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uZx95zi12.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:216
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3684 -ip 3684
    1⤵
      PID:1196
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:5080

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uZx95zi12.exe

      Filesize

      175KB

      MD5

      08b8b0d74cdaedc59e79d8240fa8266c

      SHA1

      0ad06ee441a0a7baebb2e0abdf7b5e2eb54860b3

      SHA256

      3d7245c5a26ae28bc22b4d7b3644708fb394547e7f5bd254f1bc5b964dedfed4

      SHA512

      555790686ea266b9e7767adee6aff7923e25684ad924e8d7474d95a989376d4faf8e4539070eb0785a673e86d285708e0186fa79e5a67f73e01f2d24fb478658

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uZx95zi12.exe

      Filesize

      175KB

      MD5

      08b8b0d74cdaedc59e79d8240fa8266c

      SHA1

      0ad06ee441a0a7baebb2e0abdf7b5e2eb54860b3

      SHA256

      3d7245c5a26ae28bc22b4d7b3644708fb394547e7f5bd254f1bc5b964dedfed4

      SHA512

      555790686ea266b9e7767adee6aff7923e25684ad924e8d7474d95a989376d4faf8e4539070eb0785a673e86d285708e0186fa79e5a67f73e01f2d24fb478658

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vEZ2337rr.exe

      Filesize

      406KB

      MD5

      0f3f5f04f09dcd6befda8ad9a7ccd346

      SHA1

      85935bd6a8ba5538745d738e5e2f2b25e82a6b5f

      SHA256

      95dbab87193f4666755241b498489b1829cc6e86c57b9c89ad607afbe348ae1d

      SHA512

      d191ec8606c629ee78985e7fda1357a760500a3ac8002e4e890591296764feb3b57f3e1873fe84a86ada0d6cd1c467b1699c79e07cbac10332c020b7e24e53ed

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vEZ2337rr.exe

      Filesize

      406KB

      MD5

      0f3f5f04f09dcd6befda8ad9a7ccd346

      SHA1

      85935bd6a8ba5538745d738e5e2f2b25e82a6b5f

      SHA256

      95dbab87193f4666755241b498489b1829cc6e86c57b9c89ad607afbe348ae1d

      SHA512

      d191ec8606c629ee78985e7fda1357a760500a3ac8002e4e890591296764feb3b57f3e1873fe84a86ada0d6cd1c467b1699c79e07cbac10332c020b7e24e53ed

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw88FI45WI41.exe

      Filesize

      17KB

      MD5

      1a4a58eebc3fee244ea6e0409b9249cb

      SHA1

      38e27746b02fe577a1fa63b2b11a13803516ea58

      SHA256

      325cfe1aa732a0571625ffe4c8793b0bb9fd02cd290a9ba3c8642a1dc72daa1d

      SHA512

      c9e221db4fdb870891486eae82b611920e7bf8a4cad481db17417ad18c66803ab874964061461e67face518ffa55141f1b42c77569e6f552f0724dade68b1ceb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw88FI45WI41.exe

      Filesize

      17KB

      MD5

      1a4a58eebc3fee244ea6e0409b9249cb

      SHA1

      38e27746b02fe577a1fa63b2b11a13803516ea58

      SHA256

      325cfe1aa732a0571625ffe4c8793b0bb9fd02cd290a9ba3c8642a1dc72daa1d

      SHA512

      c9e221db4fdb870891486eae82b611920e7bf8a4cad481db17417ad18c66803ab874964061461e67face518ffa55141f1b42c77569e6f552f0724dade68b1ceb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tZT67lj94.exe

      Filesize

      387KB

      MD5

      066b5456cc754c4c01232eb5f6528b57

      SHA1

      a530c7bbf3cda6f6edf3d5b210a43630d3828f40

      SHA256

      b428258fc52be23096aa6c4e68251e60514dedcd2ee8a4cdca2f60d3f55a1630

      SHA512

      09ac6e0aa74919ee2321b79f267cf14baf3a8cb2bf3e589ae3b764af1e7ce495bea67c9ebcfcbb92ac4b4c3d8557052a1c979066138f0c4439a8c4d5e38878d5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tZT67lj94.exe

      Filesize

      387KB

      MD5

      066b5456cc754c4c01232eb5f6528b57

      SHA1

      a530c7bbf3cda6f6edf3d5b210a43630d3828f40

      SHA256

      b428258fc52be23096aa6c4e68251e60514dedcd2ee8a4cdca2f60d3f55a1630

      SHA512

      09ac6e0aa74919ee2321b79f267cf14baf3a8cb2bf3e589ae3b764af1e7ce495bea67c9ebcfcbb92ac4b4c3d8557052a1c979066138f0c4439a8c4d5e38878d5

    • memory/216-1086-0x0000000000440000-0x0000000000472000-memory.dmp

      Filesize

      200KB

    • memory/216-1087-0x0000000004D10000-0x0000000004D20000-memory.dmp

      Filesize

      64KB

    • memory/1668-147-0x0000000000180000-0x000000000018A000-memory.dmp

      Filesize

      40KB

    • memory/3684-189-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-201-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-155-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-156-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-158-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-160-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-162-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-164-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-167-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-166-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-169-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-171-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-170-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-173-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-175-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-177-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-181-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-183-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-179-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-185-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-187-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-153-0x0000000002D00000-0x0000000002D4B000-memory.dmp

      Filesize

      300KB

    • memory/3684-191-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-193-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-195-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-197-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-199-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-154-0x00000000072B0000-0x0000000007854000-memory.dmp

      Filesize

      5.6MB

    • memory/3684-203-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-205-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-207-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-209-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-211-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-213-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-215-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-217-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-219-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-221-0x0000000007170000-0x00000000071AE000-memory.dmp

      Filesize

      248KB

    • memory/3684-1064-0x0000000007860000-0x0000000007E78000-memory.dmp

      Filesize

      6.1MB

    • memory/3684-1065-0x0000000007E80000-0x0000000007F8A000-memory.dmp

      Filesize

      1.0MB

    • memory/3684-1066-0x0000000007FB0000-0x0000000007FC2000-memory.dmp

      Filesize

      72KB

    • memory/3684-1067-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-1068-0x0000000007FD0000-0x000000000800C000-memory.dmp

      Filesize

      240KB

    • memory/3684-1070-0x00000000082D0000-0x0000000008362000-memory.dmp

      Filesize

      584KB

    • memory/3684-1071-0x0000000008370000-0x00000000083D6000-memory.dmp

      Filesize

      408KB

    • memory/3684-1072-0x0000000008B60000-0x0000000008BD6000-memory.dmp

      Filesize

      472KB

    • memory/3684-1073-0x0000000008BF0000-0x0000000008C40000-memory.dmp

      Filesize

      320KB

    • memory/3684-1074-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-1075-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-1076-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB

    • memory/3684-1077-0x0000000008C70000-0x0000000008E32000-memory.dmp

      Filesize

      1.8MB

    • memory/3684-1078-0x0000000008E40000-0x000000000936C000-memory.dmp

      Filesize

      5.2MB

    • memory/3684-1079-0x00000000072A0000-0x00000000072B0000-memory.dmp

      Filesize

      64KB