Analysis

  • max time kernel
    142s
  • max time network
    105s
  • 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 11:44

General

  • Target

    3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe

  • Size

    539KB

  • MD5

    a1f9d199a4612eeb9213c1b08583511c

  • SHA1

    fe821365913ca2ed715bcdc999391b236d4e6208

  • SHA256

    3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a

  • SHA512

    ab9d4d1238e32939b5932f2f9ef2b844173349cb02b46309a02569b07becb1bead495d0c6547911ef46f33b91de9c47fba6ddc7dd5d07364eb8a79bae3b1ea82

  • SSDEEP

    12288:KMrzy904r5tGzE0S2bZ9nhboI9Ud4QCqzU3dDGXh:lytltGzE0S2dDbA4Sw3dDGXh

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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services 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\3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe
    "C:\Users\Admin\AppData\Local\Temp\3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1872
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5020
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3252
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 1312
          4⤵
          • Program crash
          PID:3840
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2084
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3252 -ip 3252
    1⤵
      PID:5080
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:316

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exe
      Filesize

      397KB

      MD5

      945385fcca09f744837dff1916abd11b

      SHA1

      091783834fa2f1006a8f06fb863a540cefe98dde

      SHA256

      dc2f62049d32500a53a3fe9f1cc4a226368e119992c1c408194f64990f2ad3d7

      SHA512

      44d7dc1b1957c4cd34f1e7df9ca7f735695344454dd819c8544c215ca4eb8fdd1930ade251634bdaa338e0ab38fa3c8e3abbf3f740169ee640da3738a6b13133

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exe
      Filesize

      397KB

      MD5

      945385fcca09f744837dff1916abd11b

      SHA1

      091783834fa2f1006a8f06fb863a540cefe98dde

      SHA256

      dc2f62049d32500a53a3fe9f1cc4a226368e119992c1c408194f64990f2ad3d7

      SHA512

      44d7dc1b1957c4cd34f1e7df9ca7f735695344454dd819c8544c215ca4eb8fdd1930ade251634bdaa338e0ab38fa3c8e3abbf3f740169ee640da3738a6b13133

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exe
      Filesize

      356KB

      MD5

      9fcd2986a4b9ed0a1a89ed067b2f513e

      SHA1

      9ac1613985b000255caa10714483e182f081e4af

      SHA256

      8cc0021b00f3606d39323879591dc6fcef0418b6f9a167eb3a4f911aa4b1d238

      SHA512

      db14283ce98de51016e10d264878e36fc2bda6a04c46a99afbf985169f7475e3fc07a55d8546f31b8f1816369a502bf51ac740dd2105683b07ec48025084765e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exe
      Filesize

      356KB

      MD5

      9fcd2986a4b9ed0a1a89ed067b2f513e

      SHA1

      9ac1613985b000255caa10714483e182f081e4af

      SHA256

      8cc0021b00f3606d39323879591dc6fcef0418b6f9a167eb3a4f911aa4b1d238

      SHA512

      db14283ce98de51016e10d264878e36fc2bda6a04c46a99afbf985169f7475e3fc07a55d8546f31b8f1816369a502bf51ac740dd2105683b07ec48025084765e

    • memory/2084-1086-0x0000000004CC0000-0x0000000004CD0000-memory.dmp
      Filesize

      64KB

    • memory/2084-1085-0x0000000000320000-0x0000000000352000-memory.dmp
      Filesize

      200KB

    • memory/3252-195-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-203-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-157-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-158-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-161-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-159-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-163-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-165-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-167-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-169-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-171-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-173-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-175-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-177-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-179-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-181-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-183-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-185-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-187-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-189-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-191-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-193-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-155-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-197-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-199-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-201-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-205-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-156-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-207-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-209-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-211-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-213-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-215-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-217-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-219-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-221-0x0000000007280000-0x00000000072BE000-memory.dmp
      Filesize

      248KB

    • memory/3252-1064-0x00000000078D0000-0x0000000007EE8000-memory.dmp
      Filesize

      6.1MB

    • memory/3252-1065-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/3252-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/3252-1067-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-1068-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/3252-1070-0x00000000083C0000-0x0000000008426000-memory.dmp
      Filesize

      408KB

    • memory/3252-1071-0x0000000008A80000-0x0000000008B12000-memory.dmp
      Filesize

      584KB

    • memory/3252-1072-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-1073-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-1074-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-1075-0x0000000008DC0000-0x0000000008F82000-memory.dmp
      Filesize

      1.8MB

    • memory/3252-1076-0x0000000008FA0000-0x00000000094CC000-memory.dmp
      Filesize

      5.2MB

    • memory/3252-1077-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/3252-154-0x00000000045C0000-0x000000000460B000-memory.dmp
      Filesize

      300KB

    • memory/3252-153-0x0000000007300000-0x00000000078A4000-memory.dmp
      Filesize

      5.6MB

    • memory/3252-1078-0x0000000009740000-0x00000000097B6000-memory.dmp
      Filesize

      472KB

    • memory/3252-1079-0x00000000097D0000-0x0000000009820000-memory.dmp
      Filesize

      320KB

    • memory/5020-147-0x0000000000010000-0x000000000001A000-memory.dmp
      Filesize

      40KB