Resubmissions

29-10-2024 14:07

241029-rfdy4axkfk 10

09-03-2023 04:25

230309-e14zsshd7v 10

Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-03-2023 04:25

General

  • Target

    a6a82e1cf327284bd57c92a4d36abb48654523a05e4a509df2fa23cd194238e2.exe

  • Size

    393KB

  • MD5

    d09857742d82594bde04d2ed674e83c5

  • SHA1

    858c9e98434c886877b517bd980ed995f21253f8

  • SHA256

    a6a82e1cf327284bd57c92a4d36abb48654523a05e4a509df2fa23cd194238e2

  • SHA512

    5763665547b47685bfde45e8e6da877312087bed49ef4b47f169046d14137f40cc34a87def817a5255fc45529c9cacd45566998e8c68086b9de02dddb1367487

  • SSDEEP

    6144:Kfy+bnr+Vp0yN90QEj7N9Je8brlCnfrPkEYhvakTIQ68FM2IMrBHdF:JMr1y90RNFVczPkxhv/IQ68FHF

Malware Config

Extracted

Family

redline

Botnet

mango

C2

193.233.20.28:4125

Attributes
  • auth_value

    ecf79d7f5227d998a3501c972d915d23

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 2 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 2 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6a82e1cf327284bd57c92a4d36abb48654523a05e4a509df2fa23cd194238e2.exe
    "C:\Users\Admin\AppData\Local\Temp\a6a82e1cf327284bd57c92a4d36abb48654523a05e4a509df2fa23cd194238e2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1205YF.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1205YF.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3428
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t90KJ07.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t90KJ07.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4304
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 1344
        3⤵
        • Program crash
        PID:1468
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4304 -ip 4304
    1⤵
      PID:1896
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4040

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1205YF.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1205YF.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t90KJ07.exe

      Filesize

      323KB

      MD5

      a18bc052dac76e8b0b9945594d2e8eab

      SHA1

      9342f954e199cb1e8375daf861d91b877f1c6ad9

      SHA256

      d8a2a5c2cc4691861d4f8409f2877cac35b3e82ae94b90a45160ae204a4cf7d2

      SHA512

      898156d3be9e60ae438033b2b9d9d30891781cb43841dd00e3dc6431d9ae458d61fd060348a6780d5d594b08c2a67978a62e81a37d7d777c8c8d5868ebdd33b6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t90KJ07.exe

      Filesize

      323KB

      MD5

      a18bc052dac76e8b0b9945594d2e8eab

      SHA1

      9342f954e199cb1e8375daf861d91b877f1c6ad9

      SHA256

      d8a2a5c2cc4691861d4f8409f2877cac35b3e82ae94b90a45160ae204a4cf7d2

      SHA512

      898156d3be9e60ae438033b2b9d9d30891781cb43841dd00e3dc6431d9ae458d61fd060348a6780d5d594b08c2a67978a62e81a37d7d777c8c8d5868ebdd33b6

    • memory/3428-140-0x0000000000E00000-0x0000000000E0A000-memory.dmp

      Filesize

      40KB

    • memory/4304-146-0x00000000006D0000-0x000000000071B000-memory.dmp

      Filesize

      300KB

    • memory/4304-147-0x0000000004CD0000-0x0000000005274000-memory.dmp

      Filesize

      5.6MB

    • memory/4304-148-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-149-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-151-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-153-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-155-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-159-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-161-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-157-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-163-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-165-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-164-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-167-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-170-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-172-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-176-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-174-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-178-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-168-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-180-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-186-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-184-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-182-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-188-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-190-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-198-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-200-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-196-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-194-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-202-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-192-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-206-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-204-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-208-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-210-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-212-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-214-0x0000000002400000-0x000000000243E000-memory.dmp

      Filesize

      248KB

    • memory/4304-1057-0x0000000005280000-0x0000000005898000-memory.dmp

      Filesize

      6.1MB

    • memory/4304-1058-0x0000000004B80000-0x0000000004C8A000-memory.dmp

      Filesize

      1.0MB

    • memory/4304-1059-0x0000000002610000-0x0000000002622000-memory.dmp

      Filesize

      72KB

    • memory/4304-1060-0x00000000058A0000-0x00000000058DC000-memory.dmp

      Filesize

      240KB

    • memory/4304-1061-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-1063-0x00000000006D0000-0x000000000071B000-memory.dmp

      Filesize

      300KB

    • memory/4304-1064-0x0000000005B60000-0x0000000005BF2000-memory.dmp

      Filesize

      584KB

    • memory/4304-1065-0x0000000005C00000-0x0000000005C66000-memory.dmp

      Filesize

      408KB

    • memory/4304-1067-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-1066-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4304-1068-0x0000000006320000-0x00000000064E2000-memory.dmp

      Filesize

      1.8MB

    • memory/4304-1069-0x0000000006500000-0x0000000006A2C000-memory.dmp

      Filesize

      5.2MB

    • memory/4304-1070-0x0000000006B60000-0x0000000006BD6000-memory.dmp

      Filesize

      472KB

    • memory/4304-1071-0x0000000006BF0000-0x0000000006C40000-memory.dmp

      Filesize

      320KB

    • memory/4304-1073-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB