Analysis

  • max time kernel
    144s
  • max time network
    131s
  • 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 10:37

General

  • Target

    21aba27a757713f6d140d701eaf7e917ff8d9b9a2d7df7ac50a007ed53741750.exe

  • Size

    539KB

  • MD5

    792ab788e9e4ebf50a852b98d897f55e

  • SHA1

    6f683f5c852180dec4f69cea9db149431a7d8402

  • SHA256

    21aba27a757713f6d140d701eaf7e917ff8d9b9a2d7df7ac50a007ed53741750

  • SHA512

    abaa62ee726ab2af84f6cfbb1c77a7ac088b2602aa784103f336ef5f3beffcd9d91ed88093600a3aea0611687c9c8916e2607ddfa25b4f1ecdd898d7c8435547

  • SSDEEP

    12288:/MrOy90K53kbFcjAUh2yXYqxsI4+sOO7CVIrX3RMu:RyOxw9h9XYqJzOwIrXhZ

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21aba27a757713f6d140d701eaf7e917ff8d9b9a2d7df7ac50a007ed53741750.exe
    "C:\Users\Admin\AppData\Local\Temp\21aba27a757713f6d140d701eaf7e917ff8d9b9a2d7df7ac50a007ed53741750.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:404
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5698.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5698.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1624
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6336.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6336.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3292
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3305.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3305.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4716
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 1352
          4⤵
          • Program crash
          PID:4696
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si927964.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si927964.exe
      2⤵
      • Executes dropped EXE
      PID:4108
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4716 -ip 4716
    1⤵
      PID:636
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4268

    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\si927964.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5698.exe
      Filesize

      397KB

      MD5

      3172105fbf9d15858f68311a167530d8

      SHA1

      3e066fe4710d3b335dc9d620f3724553bb2d45a2

      SHA256

      fbd02a2684fd45232d3eba44df7d11b2e547fd3adc79478ec9884b53f7fdeede

      SHA512

      b341f1bc559028c498716efb6ba1540df83b9d51446f76107c44823b314c055713a8374517f1ee7fe096076d669fb15f0d6953b83272c0e095fd6808ba170a83

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5698.exe
      Filesize

      397KB

      MD5

      3172105fbf9d15858f68311a167530d8

      SHA1

      3e066fe4710d3b335dc9d620f3724553bb2d45a2

      SHA256

      fbd02a2684fd45232d3eba44df7d11b2e547fd3adc79478ec9884b53f7fdeede

      SHA512

      b341f1bc559028c498716efb6ba1540df83b9d51446f76107c44823b314c055713a8374517f1ee7fe096076d669fb15f0d6953b83272c0e095fd6808ba170a83

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6336.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6336.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3305.exe
      Filesize

      355KB

      MD5

      1c16f8803bfad0802dea4965a82f8dec

      SHA1

      e5fd8511a724a84f8577f4abb8040d1136587f4a

      SHA256

      3c704a909498ed6750dd79140a287894d58915dd18e1c44148c79a29e75d1f93

      SHA512

      cd28a8e2e551f4387951c0264d539f76be0ad77722fff7a592122e2832a1168056bcc42b42f5eea3f2258c842ab0a7a8cb98121aae89a83a1707b3c98a6c4b1e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3305.exe
      Filesize

      355KB

      MD5

      1c16f8803bfad0802dea4965a82f8dec

      SHA1

      e5fd8511a724a84f8577f4abb8040d1136587f4a

      SHA256

      3c704a909498ed6750dd79140a287894d58915dd18e1c44148c79a29e75d1f93

      SHA512

      cd28a8e2e551f4387951c0264d539f76be0ad77722fff7a592122e2832a1168056bcc42b42f5eea3f2258c842ab0a7a8cb98121aae89a83a1707b3c98a6c4b1e

    • memory/3292-147-0x0000000000AC0000-0x0000000000ACA000-memory.dmp
      Filesize

      40KB

    • memory/4716-153-0x0000000007350000-0x00000000078F4000-memory.dmp
      Filesize

      5.6MB

    • memory/4716-154-0x0000000002C60000-0x0000000002CAB000-memory.dmp
      Filesize

      300KB

    • memory/4716-156-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-157-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-155-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-158-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-159-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-161-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-165-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-163-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-167-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-169-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-171-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-173-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-175-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-177-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-179-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-181-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-183-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-185-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-187-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-189-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-191-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-193-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-195-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-197-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-199-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-201-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-203-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-205-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-207-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-209-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-211-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-213-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-215-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-217-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-219-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-221-0x0000000004E70000-0x0000000004EAE000-memory.dmp
      Filesize

      248KB

    • memory/4716-1064-0x0000000007900000-0x0000000007F18000-memory.dmp
      Filesize

      6.1MB

    • memory/4716-1065-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/4716-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/4716-1067-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/4716-1068-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-1070-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/4716-1071-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/4716-1072-0x0000000008B60000-0x0000000008BD6000-memory.dmp
      Filesize

      472KB

    • memory/4716-1073-0x0000000008BF0000-0x0000000008C40000-memory.dmp
      Filesize

      320KB

    • memory/4716-1074-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-1075-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-1076-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB

    • memory/4716-1077-0x0000000008C60000-0x0000000008E22000-memory.dmp
      Filesize

      1.8MB

    • memory/4716-1078-0x0000000008E40000-0x000000000936C000-memory.dmp
      Filesize

      5.2MB

    • memory/4716-1080-0x00000000046E0000-0x00000000046F0000-memory.dmp
      Filesize

      64KB