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Analysis

  • max time kernel
    142s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 22:06

General

  • Target

    1daae8343986e67f99aff5df1a9a18286dcbb5a2ceffd7bd9e6885f642a33e73.exe

  • Size

    385KB

  • MD5

    cff3641306bfb479353d12010f4d9e7e

  • SHA1

    be4fd279c3bf6f559b2ccb15d60d5949fbada1ad

  • SHA256

    1daae8343986e67f99aff5df1a9a18286dcbb5a2ceffd7bd9e6885f642a33e73

  • SHA512

    4035957699740023ed3c47e4ab13b326142aff767d770eac0281352dac62dafd7ed6c4ff4ffd52875e7930e6e0264714c6e08bb741afb2f0a6cfcdc10d7fd699

  • SSDEEP

    6144:Koy+bnr+ap0yN90QEFnJV63upgdOUlnRXE06NgnUW/wAXCEreDJ5pK+nB35s6B:AMrGy90NCNd/nR00jnUewASx5pV5s6B

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 35 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.

  • 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\1daae8343986e67f99aff5df1a9a18286dcbb5a2ceffd7bd9e6885f642a33e73.exe
    "C:\Users\Admin\AppData\Local\Temp\1daae8343986e67f99aff5df1a9a18286dcbb5a2ceffd7bd9e6885f642a33e73.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4520
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3813WA.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3813WA.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4512
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Bw41.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Bw41.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4160
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4160 -s 1352
        3⤵
        • Program crash
        PID:2916
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4160 -ip 4160
    1⤵
      PID:448

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3813WA.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3813WA.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Bw41.exe

      Filesize

      307KB

      MD5

      70031313e5c5d19e8a0a5b2129a0349c

      SHA1

      9ec5c0765581fc7b7c0b5546302566f39cc9b4a2

      SHA256

      11fabd86822c10caf14f9e189d3071ea1355dd996e437eac8eef01a0e419302c

      SHA512

      3d70c382b30ab570c76ee0ccc1a6fbbaf17ab4bd3985d0d7a2eb674f782dfa720698b08d22c0ce115de9c178d3327460a1701e1894cae69ed21dc66da52d9b2a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Bw41.exe

      Filesize

      307KB

      MD5

      70031313e5c5d19e8a0a5b2129a0349c

      SHA1

      9ec5c0765581fc7b7c0b5546302566f39cc9b4a2

      SHA256

      11fabd86822c10caf14f9e189d3071ea1355dd996e437eac8eef01a0e419302c

      SHA512

      3d70c382b30ab570c76ee0ccc1a6fbbaf17ab4bd3985d0d7a2eb674f782dfa720698b08d22c0ce115de9c178d3327460a1701e1894cae69ed21dc66da52d9b2a

    • memory/4160-147-0x0000000001F50000-0x0000000001F9B000-memory.dmp

      Filesize

      300KB

    • memory/4160-148-0x0000000004BE0000-0x0000000005184000-memory.dmp

      Filesize

      5.6MB

    • memory/4160-149-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-150-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-152-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-154-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-156-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-158-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-160-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-162-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-164-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-166-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-170-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-168-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-172-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-174-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-176-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-178-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-180-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-179-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-182-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-184-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-186-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-188-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-190-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-192-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-194-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-196-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-198-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-200-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-202-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-204-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-206-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-208-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-210-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-212-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-214-0x0000000004A30000-0x0000000004A6E000-memory.dmp

      Filesize

      248KB

    • memory/4160-1057-0x0000000005290000-0x00000000058A8000-memory.dmp

      Filesize

      6.1MB

    • memory/4160-1058-0x00000000058B0000-0x00000000059BA000-memory.dmp

      Filesize

      1.0MB

    • memory/4160-1059-0x0000000004BA0000-0x0000000004BB2000-memory.dmp

      Filesize

      72KB

    • memory/4160-1061-0x00000000059C0000-0x00000000059FC000-memory.dmp

      Filesize

      240KB

    • memory/4160-1060-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-1063-0x0000000005CA0000-0x0000000005D32000-memory.dmp

      Filesize

      584KB

    • memory/4160-1064-0x0000000005D40000-0x0000000005DA6000-memory.dmp

      Filesize

      408KB

    • memory/4160-1065-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-1066-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-1067-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4160-1068-0x0000000006690000-0x0000000006706000-memory.dmp

      Filesize

      472KB

    • memory/4160-1069-0x0000000006710000-0x0000000006760000-memory.dmp

      Filesize

      320KB

    • memory/4160-1070-0x0000000006790000-0x0000000006952000-memory.dmp

      Filesize

      1.8MB

    • memory/4160-1071-0x0000000006960000-0x0000000006E8C000-memory.dmp

      Filesize

      5.2MB

    • memory/4160-1072-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

      Filesize

      64KB

    • memory/4512-141-0x00000000003C0000-0x00000000003CA000-memory.dmp

      Filesize

      40KB