Analysis

  • max time kernel
    142s
  • max time network
    106s
  • 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 10:26

General

  • Target

    6775e2324ab8ddd33f630cad86fe2885010611d2ac86337638df0ba1d59f537b.exe

  • Size

    538KB

  • MD5

    6c1e3d6032f7a3faa77269c0aa960080

  • SHA1

    c0ad83ef416ef21ea980e49e90d21fe790d18562

  • SHA256

    6775e2324ab8ddd33f630cad86fe2885010611d2ac86337638df0ba1d59f537b

  • SHA512

    0231b2fdceac7d491810d532c16fd17f194f30ac3a2c9e3198f4073adac7997b0fb082b7e82713fb6638712dc330f75aee112e83ee8c3d65064cd94e2f5f953a

  • SSDEEP

    12288:4Mroy90FW/2I199bidZMcttb2exhI4+42tzy4vuzbni/:QyAI1LbivMkb2uYrQ4mbi/

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

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 33 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\6775e2324ab8ddd33f630cad86fe2885010611d2ac86337638df0ba1d59f537b.exe
    "C:\Users\Admin\AppData\Local\Temp\6775e2324ab8ddd33f630cad86fe2885010611d2ac86337638df0ba1d59f537b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2592.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2592.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3434.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3434.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4588
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8654.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8654.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 1348
          4⤵
          • Program crash
          PID:1728
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si199303.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si199303.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:428
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2188 -ip 2188
    1⤵
      PID:3240

    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\si199303.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si199303.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2592.exe
      Filesize

      396KB

      MD5

      c739068a79187bbaf6017cf5453325bd

      SHA1

      70afd9310ef9f36baf4be376ac2f77a05f9e5195

      SHA256

      4dde6f4992fdffe6b43f736035b1c12f712fb1dffdf7586361c881c78adc8733

      SHA512

      2ab25a420742cd297124d89d36ef07af8cd78364dced3e01c3822a7e7f6a3cf80878b310240da8070273ecfdd7eb01244d63049858e2397d4a764b76d765e715

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2592.exe
      Filesize

      396KB

      MD5

      c739068a79187bbaf6017cf5453325bd

      SHA1

      70afd9310ef9f36baf4be376ac2f77a05f9e5195

      SHA256

      4dde6f4992fdffe6b43f736035b1c12f712fb1dffdf7586361c881c78adc8733

      SHA512

      2ab25a420742cd297124d89d36ef07af8cd78364dced3e01c3822a7e7f6a3cf80878b310240da8070273ecfdd7eb01244d63049858e2397d4a764b76d765e715

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3434.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3434.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8654.exe
      Filesize

      355KB

      MD5

      3d44dd8360ba6ebfe42c92ab266f264c

      SHA1

      5c5fa457809031fcef66e9031660d45969b07d7c

      SHA256

      0962b4d8b2b38c1c312e60196a360cdacb6bf6dd2efcde63d9081f2fecc06e15

      SHA512

      b9db491f983c2805f97f4d180c7ba1fa20a77d350e4d7a5987f16ebaf50da3790acb121cef59d7b6d126540740e42c3d214b8f63d28a78c68457374bcf6c9886

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8654.exe
      Filesize

      355KB

      MD5

      3d44dd8360ba6ebfe42c92ab266f264c

      SHA1

      5c5fa457809031fcef66e9031660d45969b07d7c

      SHA256

      0962b4d8b2b38c1c312e60196a360cdacb6bf6dd2efcde63d9081f2fecc06e15

      SHA512

      b9db491f983c2805f97f4d180c7ba1fa20a77d350e4d7a5987f16ebaf50da3790acb121cef59d7b6d126540740e42c3d214b8f63d28a78c68457374bcf6c9886

    • memory/428-1084-0x0000000000AD0000-0x0000000000B02000-memory.dmp
      Filesize

      200KB

    • memory/428-1085-0x0000000005720000-0x0000000005730000-memory.dmp
      Filesize

      64KB

    • memory/2188-187-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-201-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-155-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-157-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-159-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-162-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-164-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-163-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-160-0x0000000002B90000-0x0000000002BDB000-memory.dmp
      Filesize

      300KB

    • memory/2188-166-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-167-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-169-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-171-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-173-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-175-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-177-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-179-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-181-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-183-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-185-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-153-0x0000000007420000-0x00000000079C4000-memory.dmp
      Filesize

      5.6MB

    • memory/2188-189-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-191-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-193-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-195-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-197-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-199-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-154-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-203-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-205-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-207-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-209-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-211-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-213-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-215-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-217-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-219-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-221-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2188-1064-0x00000000079D0000-0x0000000007FE8000-memory.dmp
      Filesize

      6.1MB

    • memory/2188-1065-0x0000000007FF0000-0x00000000080FA000-memory.dmp
      Filesize

      1.0MB

    • memory/2188-1066-0x00000000073C0000-0x00000000073D2000-memory.dmp
      Filesize

      72KB

    • memory/2188-1067-0x0000000008100000-0x000000000813C000-memory.dmp
      Filesize

      240KB

    • memory/2188-1068-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-1069-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/2188-1070-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/2188-1072-0x0000000008CC0000-0x0000000008D36000-memory.dmp
      Filesize

      472KB

    • memory/2188-1073-0x0000000008D40000-0x0000000008D90000-memory.dmp
      Filesize

      320KB

    • memory/2188-1074-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-1075-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/2188-1076-0x0000000008EB0000-0x0000000009072000-memory.dmp
      Filesize

      1.8MB

    • memory/2188-1077-0x0000000009080000-0x00000000095AC000-memory.dmp
      Filesize

      5.2MB

    • memory/2188-1078-0x0000000007410000-0x0000000007420000-memory.dmp
      Filesize

      64KB

    • memory/4588-147-0x00000000008A0000-0x00000000008AA000-memory.dmp
      Filesize

      40KB