Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 15:04

General

  • Target
    bfe19615479cff03ad963d8206c2e3e89ddafd30bb4978e27976295214d3f295.exe
  • Size 1.0MB
  • Sample240829-sfrevsxgmf
  • SHA256 bfe19615479cff03ad963d8206c2e3e89ddafd30bb4978e27976295214d3f295
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 147.45.47.251:2149

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfe19615479cff03ad963d8206c2e3e89ddafd30bb4978e27976295214d3f295.exe
    "C:\Users\Admin\AppData\Local\Temp\bfe19615479cff03ad963d8206c2e3e89ddafd30bb4978e27976295214d3f295.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k move Heritage Heritage.bat & Heritage.bat & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1272
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3092
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "wrsa opssvc"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4716
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4788
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "avastui avgui bdservicehost nswscsvc sophoshealth"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3228
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c md 651690
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5028
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "HampshireRangesScholarsPodcasts" Exhibit
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4844
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c copy /b ..\Llp + ..\Powerful + ..\Dude + ..\Slightly + ..\Sources + ..\Vagina p
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1056
      • C:\Users\Admin\AppData\Local\Temp\651690\Sister.pif
        Sister.pif p
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2928
        • C:\Users\Admin\AppData\Local\Temp\651690\RegAsm.exe
          C:\Users\Admin\AppData\Local\Temp\651690\RegAsm.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4156
      • C:\Windows\SysWOW64\choice.exe
        choice /d y /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:624

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RegAsm.exe

        • Path C:\Users\Admin\AppData\Local\Temp\651690\RegAsm.exe
        • Size 63KB
        • SHA256 c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc
        • MD5 SHA1 SHA512 SSDEEP

        Sister.pif

        • Path C:\Users\Admin\AppData\Local\Temp\651690\Sister.pif
        • Size 872KB
        • SHA256 d8b7c7178fbadbf169294e4f29dce582f89a5cf372e9da9215aa082330dc12fd
        • MD5 SHA1 SHA512 SSDEEP

        p

        • Path C:\Users\Admin\AppData\Local\Temp\651690\p
        • Size 524KB
        • SHA256 7f33004e6d85eb4e355e98c93c6765cdf62572bcda24126a2758d8b8d9021c2f
        • MD5 SHA1 SHA512 SSDEEP

        Dude

        • Path C:\Users\Admin\AppData\Local\Temp\Dude
        • Size 81KB
        • SHA256 c10e2d896a120a8639b63836cb6f8d1229b9b3a063048d523aec908dbe89d928
        • MD5 SHA1 SHA512 SSDEEP

        Exhibit

        • Path C:\Users\Admin\AppData\Local\Temp\Exhibit
        • Size 521B
        • SHA256 e7cbd4083aacfe6fa4d5c45c6d6e621417aa11860abc41478d56ae6248d8a0b1
        • MD5 SHA1 SHA512

        Heritage

        • Path C:\Users\Admin\AppData\Local\Temp\Heritage
        • Size 23KB
        • SHA256 71f4148c94bb24a35ac080121a3bcd09ad45007b19d0235296385694703de26b
        • MD5 SHA1 SHA512 SSDEEP

        Llp

        • Path C:\Users\Admin\AppData\Local\Temp\Llp
        • Size 98KB
        • SHA256 dc71aa99d951b08ea1c0f886d0146d5ab1a4c031aeb692cb6b7ea92da80b2c38
        • MD5 SHA1 SHA512 SSDEEP

        Papua

        • Path C:\Users\Admin\AppData\Local\Temp\Papua
        • Size 872KB
        • SHA256 1335802132d3a38d17319ac6a5d3662820c30a50ed75a5d094cff5e1ccde687f
        • MD5 SHA1 SHA512 SSDEEP

        Powerful

        • Path C:\Users\Admin\AppData\Local\Temp\Powerful
        • Size 95KB
        • SHA256 0a887aa261cbdab920c9fb983f20906a046115c1c40e2bb986823ae4ef4aa408
        • MD5 SHA1 SHA512 SSDEEP

        Slightly

        • Path C:\Users\Admin\AppData\Local\Temp\Slightly
        • Size 97KB
        • SHA256 c942fb8755a8f61585f06af8ce2b1e9fcf8d88d45d6c80dff7f523c24bfb543e
        • MD5 SHA1 SHA512 SSDEEP

        Sources

        • Path C:\Users\Admin\AppData\Local\Temp\Sources
        • Size 75KB
        • SHA256 8e0099e0b1d1a05f78099ebad128c0440bf0f469e21510e6996e8b497af36e3f
        • MD5 SHA1 SHA512 SSDEEP

        TmpF656.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\TmpF656.tmp
        • Size 2KB
        • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
        • MD5 SHA1 SHA512

        Vagina

        • Path C:\Users\Admin\AppData\Local\Temp\Vagina
        • Size 78KB
        • SHA256 4f332881e0e1ab18279f0dbaddab9650c473ce42b0ffdceff9ae3e27923d1e87
        • MD5 SHA1 SHA512 SSDEEP

        memory/4156-31-0x00000000051B0000-0x0000000005242000-memory.dmp

        memory/4156-54-0x0000000006840000-0x000000000694A000-memory.dmp

        memory/4156-32-0x0000000005370000-0x000000000537A000-memory.dmp

        memory/4156-27-0x0000000000940000-0x0000000000992000-memory.dmp

        memory/4156-49-0x0000000005DF0000-0x0000000005E66000-memory.dmp

        memory/4156-50-0x00000000066B0000-0x00000000066CE000-memory.dmp

        memory/4156-53-0x0000000006CF0000-0x0000000007308000-memory.dmp

        memory/4156-30-0x0000000005680000-0x0000000005C24000-memory.dmp

        memory/4156-55-0x0000000006780000-0x0000000006792000-memory.dmp

        memory/4156-56-0x00000000067E0000-0x000000000681C000-memory.dmp

        memory/4156-57-0x0000000006950000-0x000000000699C000-memory.dmp

        memory/4156-58-0x0000000006A90000-0x0000000006AF6000-memory.dmp

        memory/4156-61-0x0000000006CA0000-0x0000000006CF0000-memory.dmp

        memory/4156-62-0x0000000007790000-0x0000000007952000-memory.dmp

        memory/4156-63-0x0000000008790000-0x0000000008CBC000-memory.dmp