Analysis

  • max time kernel
    81s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-03-2023 14:01

General

  • Target

    2aff4453a4adc3045c82f27ca14aa949.exe

  • Size

    679KB

  • MD5

    2aff4453a4adc3045c82f27ca14aa949

  • SHA1

    24dcb1e2adc24cfb17a8f744dc194fbb0d154afb

  • SHA256

    5d3fe2efdc09a6c2ca7a7d0a9f7834b82fb1790686d8ef2300cc33f1393b3d69

  • SHA512

    b39c9677fa4eade115dfc157a902080c1d651da1c8fea7cb5cc3d96b515c145996da0545e9684e036427a5f5790839b67b74dac345367204c0369afb587d293c

  • SSDEEP

    12288:VHmxMy2FxQAVSh5ahZXhrlX4BAQitxjN7ThRsWTt:pbLFxQAk5wzhQitnsE

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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\2aff4453a4adc3045c82f27ca14aa949.exe
    "C:\Users\Admin\AppData\Local\Temp\2aff4453a4adc3045c82f27ca14aa949.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3420
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1252
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5092
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1356
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3420 -s 476
      2⤵
      • Program crash
      PID:2348
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3420 -ip 3420
    1⤵
      PID:4356

    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\lr195364.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      Filesize

      402KB

      MD5

      01728de0331b53044ae99cbd8f88fcb0

      SHA1

      5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

      SHA256

      c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

      SHA512

      f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      Filesize

      402KB

      MD5

      01728de0331b53044ae99cbd8f88fcb0

      SHA1

      5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

      SHA256

      c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

      SHA512

      f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
      Filesize

      349KB

      MD5

      c01d88a844ea37d2f823df5904150b85

      SHA1

      780c09d6717d88c3bc5aa78d4d5191ca05515021

      SHA256

      0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

      SHA512

      49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
      Filesize

      349KB

      MD5

      c01d88a844ea37d2f823df5904150b85

      SHA1

      780c09d6717d88c3bc5aa78d4d5191ca05515021

      SHA256

      0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

      SHA512

      49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

    • memory/1252-148-0x0000000000620000-0x000000000062A000-memory.dmp
      Filesize

      40KB

    • memory/1356-1089-0x0000000000900000-0x0000000000932000-memory.dmp
      Filesize

      200KB

    • memory/1356-1092-0x0000000005490000-0x00000000054A0000-memory.dmp
      Filesize

      64KB

    • memory/1356-1090-0x0000000005490000-0x00000000054A0000-memory.dmp
      Filesize

      64KB

    • memory/3420-149-0x00000000024B0000-0x0000000002539000-memory.dmp
      Filesize

      548KB

    • memory/3420-150-0x0000000000400000-0x000000000076C000-memory.dmp
      Filesize

      3.4MB

    • memory/5092-191-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-205-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-161-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-163-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-166-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-167-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-165-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-169-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-171-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-173-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-175-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-177-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-179-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-181-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-183-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-185-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-187-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-189-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-158-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-193-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-195-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-197-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-199-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-201-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-203-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-159-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-207-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-209-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-211-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-213-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-215-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-217-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-219-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-221-0x0000000002780000-0x00000000027BE000-memory.dmp
      Filesize

      248KB

    • memory/5092-1066-0x0000000005490000-0x0000000005AA8000-memory.dmp
      Filesize

      6.1MB

    • memory/5092-1067-0x0000000005AB0000-0x0000000005BBA000-memory.dmp
      Filesize

      1.0MB

    • memory/5092-1069-0x0000000004E10000-0x0000000004E22000-memory.dmp
      Filesize

      72KB

    • memory/5092-1070-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-1071-0x0000000004E30000-0x0000000004E6C000-memory.dmp
      Filesize

      240KB

    • memory/5092-1073-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-1074-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-1075-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-1076-0x0000000005E10000-0x0000000005EA2000-memory.dmp
      Filesize

      584KB

    • memory/5092-1077-0x0000000005EB0000-0x0000000005F16000-memory.dmp
      Filesize

      408KB

    • memory/5092-1078-0x00000000066D0000-0x0000000006892000-memory.dmp
      Filesize

      1.8MB

    • memory/5092-1079-0x00000000068B0000-0x0000000006DDC000-memory.dmp
      Filesize

      5.2MB

    • memory/5092-157-0x0000000004EE0000-0x0000000005484000-memory.dmp
      Filesize

      5.6MB

    • memory/5092-156-0x0000000002360000-0x00000000023AB000-memory.dmp
      Filesize

      300KB

    • memory/5092-1081-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/5092-1082-0x0000000006F10000-0x0000000006F86000-memory.dmp
      Filesize

      472KB

    • memory/5092-1083-0x0000000006FA0000-0x0000000006FF0000-memory.dmp
      Filesize

      320KB