Analysis

  • max time kernel
    77s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 07:20

General

  • Target

    2398e76dcbd2e7b5842db098c19f7261cb1c5346dec9c2dc43517e783a5e6eaf.exe

  • Size

    539KB

  • MD5

    eb3b8c35e0041f1ca7879f0c557c4481

  • SHA1

    babfa472f7a53cc45058d8db82c7dde56154f46a

  • SHA256

    2398e76dcbd2e7b5842db098c19f7261cb1c5346dec9c2dc43517e783a5e6eaf

  • SHA512

    d37a625d1fb78b69ac7e686fc680954c76c603a3e95095cd7563164fe496d18fb7a109b3cd7d69c1465e728f013f1eb4d59b631b1e26950fb27f8fd4c02ec98a

  • SSDEEP

    12288:kMrGy90mSDjVMd95F9Bp6K4/Q+Ml8n69da0I3WiJXd:ayjSFk9PdEq8n2da3vXd

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

bolt

C2

193.233.20.31:4125

Attributes
  • auth_value

    29540c7bf0277243e2faf6601e15a754

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 32 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\2398e76dcbd2e7b5842db098c19f7261cb1c5346dec9c2dc43517e783a5e6eaf.exe
    "C:\Users\Admin\AppData\Local\Temp\2398e76dcbd2e7b5842db098c19f7261cb1c5346dec9c2dc43517e783a5e6eaf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba6558.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba6558.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:588
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h94Cb48.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h94Cb48.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3572
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\izGzD56.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\izGzD56.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4596
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 1352
          4⤵
          • Program crash
          PID:2580
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l10SZ11.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l10SZ11.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:672
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4596 -ip 4596
    1⤵
      PID:2780

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l10SZ11.exe
      Filesize

      175KB

      MD5

      78efaf7292c2027da40635ca1aae855a

      SHA1

      686227a48e23b382a06c74f17d9b6f36e76042fd

      SHA256

      2f1381bbe319ee3d19b3e07704205a3d31a7ffb7b5b7c282b9d884682bc892ab

      SHA512

      19e22ec7ad2295a1a3f4cbabb2e005df674ff3731cc33b74e175e10fcc4e482c8f0ce9c8722a8d14a0f9f9ad6e37360ce6816215512bea8324cd87a9fefc852a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l10SZ11.exe
      Filesize

      175KB

      MD5

      78efaf7292c2027da40635ca1aae855a

      SHA1

      686227a48e23b382a06c74f17d9b6f36e76042fd

      SHA256

      2f1381bbe319ee3d19b3e07704205a3d31a7ffb7b5b7c282b9d884682bc892ab

      SHA512

      19e22ec7ad2295a1a3f4cbabb2e005df674ff3731cc33b74e175e10fcc4e482c8f0ce9c8722a8d14a0f9f9ad6e37360ce6816215512bea8324cd87a9fefc852a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba6558.exe
      Filesize

      397KB

      MD5

      e837db0fef4d3641e81d0a93b511917e

      SHA1

      5390b094781ded386c79f60f377de5e519ab971e

      SHA256

      aa65a6d6ed6ce6054ec6fc3cd94cfa4e2a9025b8a03e3c9321d9a2a7e10d134e

      SHA512

      dd47b01329b40396fd814298dcbde893e686d2aa5c1ceeb1af3c95033a258854baf22093383abe1c4435fd2829feff05ee605f49f1e64aec0d85a751b0ac7d0f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba6558.exe
      Filesize

      397KB

      MD5

      e837db0fef4d3641e81d0a93b511917e

      SHA1

      5390b094781ded386c79f60f377de5e519ab971e

      SHA256

      aa65a6d6ed6ce6054ec6fc3cd94cfa4e2a9025b8a03e3c9321d9a2a7e10d134e

      SHA512

      dd47b01329b40396fd814298dcbde893e686d2aa5c1ceeb1af3c95033a258854baf22093383abe1c4435fd2829feff05ee605f49f1e64aec0d85a751b0ac7d0f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h94Cb48.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h94Cb48.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\izGzD56.exe
      Filesize

      355KB

      MD5

      6b8e641823fb1aea1c4551ccb3f5ee39

      SHA1

      e29d792953ff00cd319f7c8d53318b1ce6ffdda7

      SHA256

      038619611b0a4a8d3e6bb4518669b4bee7991747be20c0b65cc2440d5d88982b

      SHA512

      38b17c88f715c599c53b8bb38eeb0a4ee0e4206caf7f725440dccbe9f27c346a0f7079002ec1d62114272ebadb096796464164aed2f398019f23b6d448656c0d

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\izGzD56.exe
      Filesize

      355KB

      MD5

      6b8e641823fb1aea1c4551ccb3f5ee39

      SHA1

      e29d792953ff00cd319f7c8d53318b1ce6ffdda7

      SHA256

      038619611b0a4a8d3e6bb4518669b4bee7991747be20c0b65cc2440d5d88982b

      SHA512

      38b17c88f715c599c53b8bb38eeb0a4ee0e4206caf7f725440dccbe9f27c346a0f7079002ec1d62114272ebadb096796464164aed2f398019f23b6d448656c0d

    • memory/672-1087-0x0000000000990000-0x00000000009C2000-memory.dmp
      Filesize

      200KB

    • memory/672-1088-0x0000000005200000-0x0000000005210000-memory.dmp
      Filesize

      64KB

    • memory/3572-147-0x0000000000370000-0x000000000037A000-memory.dmp
      Filesize

      40KB

    • memory/3572-148-0x000000001AEE0000-0x000000001B02E000-memory.dmp
      Filesize

      1.3MB

    • memory/3572-150-0x000000001AEE0000-0x000000001B02E000-memory.dmp
      Filesize

      1.3MB

    • memory/4596-189-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-201-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-158-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-159-0x0000000007120000-0x00000000076C4000-memory.dmp
      Filesize

      5.6MB

    • memory/4596-160-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-161-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-163-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-165-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-167-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-169-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-171-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-173-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-175-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-177-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-179-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-181-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-183-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-185-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-187-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-157-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-191-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-193-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-195-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-197-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-199-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-156-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-203-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-205-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-207-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-209-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-211-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-213-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-215-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-217-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-219-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-221-0x0000000007710000-0x000000000774E000-memory.dmp
      Filesize

      248KB

    • memory/4596-1066-0x0000000007790000-0x0000000007DA8000-memory.dmp
      Filesize

      6.1MB

    • memory/4596-1067-0x0000000007E30000-0x0000000007F3A000-memory.dmp
      Filesize

      1.0MB

    • memory/4596-1068-0x0000000007F70000-0x0000000007F82000-memory.dmp
      Filesize

      72KB

    • memory/4596-1069-0x0000000007F90000-0x0000000007FCC000-memory.dmp
      Filesize

      240KB

    • memory/4596-1070-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-1072-0x0000000008280000-0x0000000008312000-memory.dmp
      Filesize

      584KB

    • memory/4596-1073-0x0000000008320000-0x0000000008386000-memory.dmp
      Filesize

      408KB

    • memory/4596-1074-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-1075-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-1076-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/4596-1077-0x0000000008B90000-0x0000000008C06000-memory.dmp
      Filesize

      472KB

    • memory/4596-1078-0x0000000008C10000-0x0000000008C60000-memory.dmp
      Filesize

      320KB

    • memory/4596-155-0x0000000002CB0000-0x0000000002CFB000-memory.dmp
      Filesize

      300KB

    • memory/4596-1079-0x0000000008D70000-0x0000000008F32000-memory.dmp
      Filesize

      1.8MB

    • memory/4596-1080-0x0000000008F50000-0x000000000947C000-memory.dmp
      Filesize

      5.2MB

    • memory/4596-1081-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB