Analysis

  • max time kernel
    91s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2023, 23:06

General

  • Target

    ed2ce9ed6d2b530bdf14e240b844b35611c0ae1d15bfa2aa2c5d5b98cce3521e.exe

  • Size

    536KB

  • MD5

    b910a279319bfac9b77c1462dbbff669

  • SHA1

    6fc0895e8f5a7d65375aac07c2cfd249597e18d3

  • SHA256

    ed2ce9ed6d2b530bdf14e240b844b35611c0ae1d15bfa2aa2c5d5b98cce3521e

  • SHA512

    c27265e416da6f3e269a4fd5badf1272fe24db2b7be49824f165588cffb6e07de1e46b43548ec3a21a63d3bf4dd360a005b3efca8fd77346e25b393621607100

  • SSDEEP

    12288:tMrgy90JW757ggBgYtw2cClW87EcnoAf4EbGkc8:Ry1hgYgYtwvCl9vnZTpR

Malware Config

Extracted

Family

redline

Botnet

dunm

C2

193.233.20.12:4132

Attributes
  • auth_value

    352959e3707029296ec94306d74e2334

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
  • 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 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\ed2ce9ed6d2b530bdf14e240b844b35611c0ae1d15bfa2aa2c5d5b98cce3521e.exe
    "C:\Users\Admin\AppData\Local\Temp\ed2ce9ed6d2b530bdf14e240b844b35611c0ae1d15bfa2aa2c5d5b98cce3521e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vMy78.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vMy78.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYs21.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYs21.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2020
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 1356
          4⤵
          • Program crash
          PID:4420
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nMb44zw.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nMb44zw.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1444
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sxp71.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sxp71.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3868
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2020 -ip 2020
    1⤵
      PID:4004

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sxp71.exe

            Filesize

            11KB

            MD5

            7e93bacbbc33e6652e147e7fe07572a0

            SHA1

            421a7167da01c8da4dc4d5234ca3dd84e319e762

            SHA256

            850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

            SHA512

            250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sxp71.exe

            Filesize

            11KB

            MD5

            7e93bacbbc33e6652e147e7fe07572a0

            SHA1

            421a7167da01c8da4dc4d5234ca3dd84e319e762

            SHA256

            850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

            SHA512

            250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vMy78.exe

            Filesize

            432KB

            MD5

            cb7ad9d2306d3768d83acdb30a7540dd

            SHA1

            e7b6abb1de1055fe03aea2c10218a0d37325fd07

            SHA256

            e589627e160a909e9fd8bdfab0038fb35067122734cf1c0656d3b398b5544421

            SHA512

            5f272b744edc510ba7ca22ba8cafcd6abac0a46342888cfdbbbd37c4f859bcf73533184254d5141b718b5b663b7832dba37cc015a040a59a4d1e4732a38b8886

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vMy78.exe

            Filesize

            432KB

            MD5

            cb7ad9d2306d3768d83acdb30a7540dd

            SHA1

            e7b6abb1de1055fe03aea2c10218a0d37325fd07

            SHA256

            e589627e160a909e9fd8bdfab0038fb35067122734cf1c0656d3b398b5544421

            SHA512

            5f272b744edc510ba7ca22ba8cafcd6abac0a46342888cfdbbbd37c4f859bcf73533184254d5141b718b5b663b7832dba37cc015a040a59a4d1e4732a38b8886

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYs21.exe

            Filesize

            292KB

            MD5

            8f3ee54e97d308acf52c687634cdb7d4

            SHA1

            897ac33223537678c75849d57aefa851b232db09

            SHA256

            f4c614372eb33ca63672f7a0e6c868b22626662f42bfc9b056fa38ee8e8aedc9

            SHA512

            e1a07adfa12c535e7ced4e63e02feabb6a0ef06fcd69afaae640bcb44dc8eaebeff8fe0c70fcdb6d8134dad57987cbb0ba907efecaa075d5974601c680431df5

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dYs21.exe

            Filesize

            292KB

            MD5

            8f3ee54e97d308acf52c687634cdb7d4

            SHA1

            897ac33223537678c75849d57aefa851b232db09

            SHA256

            f4c614372eb33ca63672f7a0e6c868b22626662f42bfc9b056fa38ee8e8aedc9

            SHA512

            e1a07adfa12c535e7ced4e63e02feabb6a0ef06fcd69afaae640bcb44dc8eaebeff8fe0c70fcdb6d8134dad57987cbb0ba907efecaa075d5974601c680431df5

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nMb44zw.exe

            Filesize

            175KB

            MD5

            69f79e05d0c83aee310d9adfe5aa7f2b

            SHA1

            485c490180380051a14316564fbda07723be11b1

            SHA256

            c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

            SHA512

            f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nMb44zw.exe

            Filesize

            175KB

            MD5

            69f79e05d0c83aee310d9adfe5aa7f2b

            SHA1

            485c490180380051a14316564fbda07723be11b1

            SHA256

            c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

            SHA512

            f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

          • memory/1444-158-0x0000000000500000-0x0000000000532000-memory.dmp

            Filesize

            200KB

          • memory/2020-140-0x00000000007D0000-0x000000000081B000-memory.dmp

            Filesize

            300KB

          • memory/2020-153-0x00000000006F1000-0x000000000071F000-memory.dmp

            Filesize

            184KB

          • memory/2020-144-0x0000000005950000-0x0000000005962000-memory.dmp

            Filesize

            72KB

          • memory/2020-145-0x0000000005970000-0x00000000059AC000-memory.dmp

            Filesize

            240KB

          • memory/2020-146-0x00000000006F1000-0x000000000071F000-memory.dmp

            Filesize

            184KB

          • memory/2020-147-0x0000000006020000-0x0000000006086000-memory.dmp

            Filesize

            408KB

          • memory/2020-148-0x0000000006470000-0x0000000006502000-memory.dmp

            Filesize

            584KB

          • memory/2020-149-0x0000000006560000-0x00000000065D6000-memory.dmp

            Filesize

            472KB

          • memory/2020-150-0x00000000065F0000-0x0000000006640000-memory.dmp

            Filesize

            320KB

          • memory/2020-151-0x0000000006750000-0x0000000006912000-memory.dmp

            Filesize

            1.8MB

          • memory/2020-152-0x0000000006960000-0x0000000006E8C000-memory.dmp

            Filesize

            5.2MB

          • memory/2020-143-0x0000000005810000-0x000000000591A000-memory.dmp

            Filesize

            1.0MB

          • memory/2020-154-0x0000000000400000-0x000000000057B000-memory.dmp

            Filesize

            1.5MB

          • memory/2020-142-0x0000000005170000-0x0000000005788000-memory.dmp

            Filesize

            6.1MB

          • memory/2020-141-0x0000000000400000-0x000000000057B000-memory.dmp

            Filesize

            1.5MB

          • memory/2020-139-0x00000000006F1000-0x000000000071F000-memory.dmp

            Filesize

            184KB

          • memory/2020-138-0x0000000004B40000-0x00000000050E4000-memory.dmp

            Filesize

            5.6MB

          • memory/3868-162-0x0000000000DF0000-0x0000000000DFA000-memory.dmp

            Filesize

            40KB

          • memory/3868-163-0x00007FFA229B0000-0x00007FFA23471000-memory.dmp

            Filesize

            10.8MB

          • memory/3868-164-0x00007FFA229B0000-0x00007FFA23471000-memory.dmp

            Filesize

            10.8MB