Analysis

  • max time kernel
    131s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-03-2023 10:28

General

  • Target

    1f3748db9ad59dfea19ad4fca867280b8c1ab9f60b2e45efcaa20cb5aa97a093.exe

  • Size

    536KB

  • MD5

    bcef023a5dba9984f3ab3debbfa33228

  • SHA1

    f320605ef0507fcc9413977e3dd58fca13fa1d83

  • SHA256

    1f3748db9ad59dfea19ad4fca867280b8c1ab9f60b2e45efcaa20cb5aa97a093

  • SHA512

    82d84ee7b6b0bc88ac558fcdcb30d779e77ef483034d6120f8c83de9446936c33b21272451c3597c49297d8acf2ce7b03bc9fd936dd97cf45a12151edde56dc6

  • SSDEEP

    12288:LMr/y90sknnEmSzP4nZBN0VpErmc+xqMXnwK3mXZVZ:0ylknzSQr2Vpsmc+xqMXwK3QTZ

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

sint

C2

193.233.20.31:4125

Attributes
  • auth_value

    9d9b763b4dcfbff1c06ef4743cc0399e

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 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\1f3748db9ad59dfea19ad4fca867280b8c1ab9f60b2e45efcaa20cb5aa97a093.exe
    "C:\Users\Admin\AppData\Local\Temp\1f3748db9ad59dfea19ad4fca867280b8c1ab9f60b2e45efcaa20cb5aa97a093.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4937.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4937.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h89xE56.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h89xE56.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:532
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iwIrI10.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iwIrI10.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 1564
          4⤵
          • Program crash
          PID:620
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l64Mh64.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l64Mh64.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1528 -ip 1528
    1⤵
      PID:444

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l64Mh64.exe

      Filesize

      175KB

      MD5

      87d8308e8cda648f980eaded98c6dd64

      SHA1

      8e1213fea55c704c3d133c4b8675b99a66c08fc1

      SHA256

      dfb2378d9e691c98c02a4ebd3196a313185549e72cd0d770972ea47888889246

      SHA512

      04add36bd3e21f02b1fa836caddfbc0a0adfa480f18a369a5974bf98e093f17f36ab68251d5acdda4d8a94458451953b1fcf6ab7706b5e7125fc852c5dc71200

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l64Mh64.exe

      Filesize

      175KB

      MD5

      87d8308e8cda648f980eaded98c6dd64

      SHA1

      8e1213fea55c704c3d133c4b8675b99a66c08fc1

      SHA256

      dfb2378d9e691c98c02a4ebd3196a313185549e72cd0d770972ea47888889246

      SHA512

      04add36bd3e21f02b1fa836caddfbc0a0adfa480f18a369a5974bf98e093f17f36ab68251d5acdda4d8a94458451953b1fcf6ab7706b5e7125fc852c5dc71200

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4937.exe

      Filesize

      394KB

      MD5

      f90c48c42383e4325ebc69c8d9da7754

      SHA1

      eb67a2848f0e482858dc6b22a20fac18f4724a3c

      SHA256

      96b8b3be628446efb645590ec9599ed5ebc511d24b914ac6d045e513633b70ff

      SHA512

      7c3900fbfa970e77664fc0985547529759d9e45dd28aa852f26d82ca7aabcd39715ce0b108e392fdc24164bb5a899fd1768d73e9602e08f3b74ae9c620093b1f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4937.exe

      Filesize

      394KB

      MD5

      f90c48c42383e4325ebc69c8d9da7754

      SHA1

      eb67a2848f0e482858dc6b22a20fac18f4724a3c

      SHA256

      96b8b3be628446efb645590ec9599ed5ebc511d24b914ac6d045e513633b70ff

      SHA512

      7c3900fbfa970e77664fc0985547529759d9e45dd28aa852f26d82ca7aabcd39715ce0b108e392fdc24164bb5a899fd1768d73e9602e08f3b74ae9c620093b1f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h89xE56.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h89xE56.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iwIrI10.exe

      Filesize

      470KB

      MD5

      d8edb8801931be239e3292445d7449f1

      SHA1

      a667115edfa74b4e0e3eb2f9aef04b71a9f659f1

      SHA256

      2c4c7f74aad8cd57badaaafe2ddc1bfd3bca04e3175ceb7f48984bfa4c8de60e

      SHA512

      282d62e2415628676351987a60f5cf92e285ddfede232a02611218067e2dc583964e27c15583f5f1990108348c19b615590556f41828388947e58482c6e6802f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iwIrI10.exe

      Filesize

      470KB

      MD5

      d8edb8801931be239e3292445d7449f1

      SHA1

      a667115edfa74b4e0e3eb2f9aef04b71a9f659f1

      SHA256

      2c4c7f74aad8cd57badaaafe2ddc1bfd3bca04e3175ceb7f48984bfa4c8de60e

      SHA512

      282d62e2415628676351987a60f5cf92e285ddfede232a02611218067e2dc583964e27c15583f5f1990108348c19b615590556f41828388947e58482c6e6802f

    • memory/532-147-0x0000000000190000-0x000000000019A000-memory.dmp

      Filesize

      40KB

    • memory/1528-153-0x0000000000720000-0x000000000076B000-memory.dmp

      Filesize

      300KB

    • memory/1528-154-0x0000000004B70000-0x0000000005114000-memory.dmp

      Filesize

      5.6MB

    • memory/1528-155-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-156-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-158-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-160-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-162-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-164-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-166-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-168-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-170-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-172-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-177-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-178-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-175-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-180-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-174-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-182-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-184-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-186-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-188-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-190-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-192-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-194-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-196-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-198-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-200-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-202-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-204-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-206-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-208-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-210-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-212-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-214-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-216-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-218-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-220-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/1528-1063-0x0000000005260000-0x0000000005878000-memory.dmp

      Filesize

      6.1MB

    • memory/1528-1064-0x00000000058E0000-0x00000000059EA000-memory.dmp

      Filesize

      1.0MB

    • memory/1528-1065-0x0000000005A20000-0x0000000005A32000-memory.dmp

      Filesize

      72KB

    • memory/1528-1066-0x0000000005A40000-0x0000000005A7C000-memory.dmp

      Filesize

      240KB

    • memory/1528-1067-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-1069-0x0000000005D30000-0x0000000005DC2000-memory.dmp

      Filesize

      584KB

    • memory/1528-1070-0x0000000005DD0000-0x0000000005E36000-memory.dmp

      Filesize

      408KB

    • memory/1528-1071-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-1072-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-1073-0x0000000006730000-0x00000000068F2000-memory.dmp

      Filesize

      1.8MB

    • memory/1528-1074-0x0000000006910000-0x0000000006E3C000-memory.dmp

      Filesize

      5.2MB

    • memory/1528-1075-0x0000000004B60000-0x0000000004B70000-memory.dmp

      Filesize

      64KB

    • memory/1528-1076-0x00000000070C0000-0x0000000007136000-memory.dmp

      Filesize

      472KB

    • memory/1528-1077-0x0000000007150000-0x00000000071A0000-memory.dmp

      Filesize

      320KB

    • memory/4524-1083-0x0000000000BD0000-0x0000000000C02000-memory.dmp

      Filesize

      200KB

    • memory/4524-1084-0x0000000005810000-0x0000000005820000-memory.dmp

      Filesize

      64KB