Analysis

  • max time kernel
    119s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 23:41

General

  • Target

    fa5b31650c6d74eadbb2c01d750513f0333ea0079dd1c56037aaa24a86209709.exe

  • Size

    547KB

  • MD5

    9514d04105f6a0d2d869293dd02aa2f9

  • SHA1

    da06397d95a116b3d2fceda5e50f7480fd9157df

  • SHA256

    fa5b31650c6d74eadbb2c01d750513f0333ea0079dd1c56037aaa24a86209709

  • SHA512

    f2b759b407c3fba8c2c3816fe530581271d1dbcdba12387c734d4e9d96092daf7bf52461c9d4f0f1060a8963d7609ddd07e6608ce8fe27b0527bc052963e83c8

  • SSDEEP

    12288:eMrQy90n0PWehBsNEGnlm8uxT/s4Y+jsCW:6yevQ8aDNhQ9

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\fa5b31650c6d74eadbb2c01d750513f0333ea0079dd1c56037aaa24a86209709.exe
    "C:\Users\Admin\AppData\Local\Temp\fa5b31650c6d74eadbb2c01d750513f0333ea0079dd1c56037aaa24a86209709.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3809.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3809.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4880
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2030.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2030.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2220
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0762.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0762.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4992
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 1976
          4⤵
          • Program crash
          PID:3928
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366998.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366998.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4992 -ip 4992
    1⤵
      PID:4244

    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\si366998.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366998.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3809.exe
      Filesize

      404KB

      MD5

      3449a3521553bff394a97b240df503ff

      SHA1

      e5862d20db8583edcf1befbae865e83da3603175

      SHA256

      5705ece7108200a68e6bdd32b51e302aee1c3a305a08a7b7a3ce01f5a1e77015

      SHA512

      cc2ad4c37b306b44db52bb56a749053fda73a6b39eb5d88931af001bc2219247714b0e4a04df1133cdfad8eda82928173e0cb0391488ad06d3a64666b0132911

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3809.exe
      Filesize

      404KB

      MD5

      3449a3521553bff394a97b240df503ff

      SHA1

      e5862d20db8583edcf1befbae865e83da3603175

      SHA256

      5705ece7108200a68e6bdd32b51e302aee1c3a305a08a7b7a3ce01f5a1e77015

      SHA512

      cc2ad4c37b306b44db52bb56a749053fda73a6b39eb5d88931af001bc2219247714b0e4a04df1133cdfad8eda82928173e0cb0391488ad06d3a64666b0132911

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2030.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2030.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0762.exe
      Filesize

      358KB

      MD5

      ff6faac44c7ca1a608c7ee01a370d2df

      SHA1

      aad13b660b26089f96c16f8c53a828365c0b1c54

      SHA256

      08130b1662b53b2119827b2403ac0a34f11e6ce17d72e82849fcc4a9613de03b

      SHA512

      78c7017a8703dac9818811b5f1ad0fe45d8ac9e702caf9d169a1fde2ce77a587bf5d9864d80ecc88be235af3f5ccc338adda781b34d0c1cc5948a41bb98192b8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0762.exe
      Filesize

      358KB

      MD5

      ff6faac44c7ca1a608c7ee01a370d2df

      SHA1

      aad13b660b26089f96c16f8c53a828365c0b1c54

      SHA256

      08130b1662b53b2119827b2403ac0a34f11e6ce17d72e82849fcc4a9613de03b

      SHA512

      78c7017a8703dac9818811b5f1ad0fe45d8ac9e702caf9d169a1fde2ce77a587bf5d9864d80ecc88be235af3f5ccc338adda781b34d0c1cc5948a41bb98192b8

    • memory/1752-1085-0x0000000000960000-0x0000000000992000-memory.dmp
      Filesize

      200KB

    • memory/1752-1086-0x00000000056E0000-0x00000000056F0000-memory.dmp
      Filesize

      64KB

    • memory/2220-147-0x00000000005E0000-0x00000000005EA000-memory.dmp
      Filesize

      40KB

    • memory/4992-189-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-201-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-155-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-156-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-157-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-158-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-159-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-161-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-163-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-165-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-167-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-169-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-171-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-173-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-175-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-177-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-179-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-181-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-183-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-185-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-187-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-153-0x0000000004CD0000-0x0000000005274000-memory.dmp
      Filesize

      5.6MB

    • memory/4992-191-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-193-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-195-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-197-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-199-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-154-0x0000000000870000-0x00000000008BB000-memory.dmp
      Filesize

      300KB

    • memory/4992-203-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-205-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-207-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-209-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-211-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-213-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-215-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-217-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-219-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-221-0x00000000052C0000-0x00000000052FE000-memory.dmp
      Filesize

      248KB

    • memory/4992-1064-0x0000000005460000-0x0000000005A78000-memory.dmp
      Filesize

      6.1MB

    • memory/4992-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/4992-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/4992-1067-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/4992-1068-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-1071-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/4992-1072-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-1070-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-1073-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB

    • memory/4992-1074-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/4992-1075-0x0000000006930000-0x00000000069A6000-memory.dmp
      Filesize

      472KB

    • memory/4992-1076-0x00000000069C0000-0x0000000006A10000-memory.dmp
      Filesize

      320KB

    • memory/4992-1077-0x0000000006A40000-0x0000000006C02000-memory.dmp
      Filesize

      1.8MB

    • memory/4992-1078-0x0000000006C10000-0x000000000713C000-memory.dmp
      Filesize

      5.2MB

    • memory/4992-1079-0x0000000000D40000-0x0000000000D50000-memory.dmp
      Filesize

      64KB