Analysis

  • max time kernel
    92s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 21:35

General

  • Target

    f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43.exe

  • Size

    544KB

  • MD5

    a20b146e72b0b1e5c4e6eb8a542df0ca

  • SHA1

    7b48481acef39865f2c4df2a42a2b8f3d772de25

  • SHA256

    f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43

  • SHA512

    a15ab95b3493d32a3a707c5588be159caa212f3f03f112071058c54af5c7b0a9f3e6933cff7b1d3e9edfc6454c02710fe4ab726387938b19a61094b316befb3d

  • SSDEEP

    12288:sMrKy90ccsLEWDa/kOOYfcFLxqgU1MLGwku8vLSWtBA:OyPAoaMgaPIMa68zSWtBA

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 34 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\f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43.exe
    "C:\Users\Admin\AppData\Local\Temp\f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7773.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7773.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2620
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0623.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0623.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4568
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1420.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1420.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 380 -s 1576
          4⤵
          • Program crash
          PID:4776
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si378821.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si378821.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2732
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 380 -ip 380
    1⤵
      PID:3548

    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\si378821.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si378821.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7773.exe
      Filesize

      402KB

      MD5

      327ba2e3d6163dd13f12ae048fd11008

      SHA1

      d948dadc00fbb101a1afd0b6a16d9235dd354802

      SHA256

      607d457be4a92e91b9800581bf0c2ac508f1ab6f33269a12d5cf9545811751e6

      SHA512

      a2b7a6f20cef887444ae39a413a2853118753fac2b9b7682eef7e7efb8efdd666ddb47125014008d0c6585c98c6a65638d6167a16a7859adbc587e40b9574585

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7773.exe
      Filesize

      402KB

      MD5

      327ba2e3d6163dd13f12ae048fd11008

      SHA1

      d948dadc00fbb101a1afd0b6a16d9235dd354802

      SHA256

      607d457be4a92e91b9800581bf0c2ac508f1ab6f33269a12d5cf9545811751e6

      SHA512

      a2b7a6f20cef887444ae39a413a2853118753fac2b9b7682eef7e7efb8efdd666ddb47125014008d0c6585c98c6a65638d6167a16a7859adbc587e40b9574585

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0623.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0623.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1420.exe
      Filesize

      349KB

      MD5

      6b3fa050ae7b8980dc644a7d7cba9c32

      SHA1

      6c17dc2fbe481f344996907c6b0ec4586d8ea3a8

      SHA256

      1932996faa8b736979112dfd146ebb73a559b052407071823408245ab7873fc9

      SHA512

      dd03f37e38ed6d65b3c35daa3b38cdc75db49a6b9af3dcdc66c746b933c8a211e7eda206f995695fd45ebfc60b30831b672ebafa01dc870e567f9344bd0e81fd

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1420.exe
      Filesize

      349KB

      MD5

      6b3fa050ae7b8980dc644a7d7cba9c32

      SHA1

      6c17dc2fbe481f344996907c6b0ec4586d8ea3a8

      SHA256

      1932996faa8b736979112dfd146ebb73a559b052407071823408245ab7873fc9

      SHA512

      dd03f37e38ed6d65b3c35daa3b38cdc75db49a6b9af3dcdc66c746b933c8a211e7eda206f995695fd45ebfc60b30831b672ebafa01dc870e567f9344bd0e81fd

    • memory/380-153-0x0000000000980000-0x00000000009CB000-memory.dmp
      Filesize

      300KB

    • memory/380-154-0x0000000004E80000-0x0000000005424000-memory.dmp
      Filesize

      5.6MB

    • memory/380-155-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-158-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-156-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-160-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-162-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-164-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-166-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-168-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-170-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-172-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-176-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-174-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-178-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-180-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-181-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-183-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-186-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-184-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-187-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-189-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-191-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-193-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-195-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-197-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-199-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-201-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-203-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-205-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-207-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-209-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-211-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-213-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-215-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-217-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-219-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-221-0x0000000002870000-0x00000000028AE000-memory.dmp
      Filesize

      248KB

    • memory/380-1064-0x0000000005430000-0x0000000005A48000-memory.dmp
      Filesize

      6.1MB

    • memory/380-1065-0x0000000005A50000-0x0000000005B5A000-memory.dmp
      Filesize

      1.0MB

    • memory/380-1066-0x0000000004E10000-0x0000000004E22000-memory.dmp
      Filesize

      72KB

    • memory/380-1067-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-1068-0x0000000004E30000-0x0000000004E6C000-memory.dmp
      Filesize

      240KB

    • memory/380-1070-0x0000000005E10000-0x0000000005EA2000-memory.dmp
      Filesize

      584KB

    • memory/380-1071-0x0000000005EB0000-0x0000000005F16000-memory.dmp
      Filesize

      408KB

    • memory/380-1072-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-1073-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-1074-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-1075-0x0000000006810000-0x0000000006886000-memory.dmp
      Filesize

      472KB

    • memory/380-1076-0x00000000068A0000-0x00000000068F0000-memory.dmp
      Filesize

      320KB

    • memory/380-1077-0x0000000006910000-0x0000000006AD2000-memory.dmp
      Filesize

      1.8MB

    • memory/380-1078-0x0000000004E70000-0x0000000004E80000-memory.dmp
      Filesize

      64KB

    • memory/380-1079-0x0000000006AE0000-0x000000000700C000-memory.dmp
      Filesize

      5.2MB

    • memory/2732-1085-0x0000000000640000-0x0000000000672000-memory.dmp
      Filesize

      200KB

    • memory/2732-1086-0x00000000052A0000-0x00000000052B0000-memory.dmp
      Filesize

      64KB

    • memory/4568-147-0x0000000000260000-0x000000000026A000-memory.dmp
      Filesize

      40KB