Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2023 00:30

General

  • Target

    setup.exe

  • Size

    471KB

  • MD5

    9574e664ac4e34ddda241b571833ccd0

  • SHA1

    ca92784adb0800eba633a83d649f851a4d6eb869

  • SHA256

    2050a2f16f735a22589fa28453489733dfa907f5f9b05ce0510b89bcafae0ba4

  • SHA512

    91ea053d5d7f80c1e788d2fbeb248b3ba9bfecbc57d1450e609365bfff6464bf92ee968e9aa6de0110b5ea7815a4f45d64ea65c0098dfcf9b02fbc688fbb14bb

  • SSDEEP

    6144:vVZvSdYelxlQKDprgOKVRY0ygYfItmKOg+Et0L8DPip+9jbb2t:vVZoYeLWKDp8OKqSgEtM1p+5b

Malware Config

Extracted

Family

vidar

Version

3.4

Botnet

e749025c61b2caca10aa829a9e1a65a1

C2

https://steamcommunity.com/profiles/76561199494593681

https://t.me/auftriebs

Attributes
  • profile_id_v2

    e749025c61b2caca10aa829a9e1a65a1

  • user_agent

    Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Extracted

Family

laplas

C2

http://185.106.92.74

Attributes
  • api_key

    bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396

Signatures

  • Laplas Clipper

    Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3808
    • C:\ProgramData\22094859543111259006.exe
      "C:\ProgramData\22094859543111259006.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2188
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\22094859543111259006.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1692
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:4416
      • C:\ProgramData\65216094948193287202.exe
        "C:\ProgramData\65216094948193287202.exe"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4840
        • C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe
          "C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"
          3⤵
          • Executes dropped EXE
          PID:4820
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\setup.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2424
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:2880
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 2288
        2⤵
        • Program crash
        PID:896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3808 -ip 3808
      1⤵
        PID:3128

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\ProgramData\22094859543111259006.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\22094859543111259006.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\22094859543111259006.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\65216094948193287202.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\65216094948193287202.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\65216094948193287202.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • C:\ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe

        Filesize

        851.2MB

        MD5

        db5159bef85438f68c7e0aca38399fb1

        SHA1

        e9f6669c7d58046930da888d678583aa2b9e187d

        SHA256

        2644b99a51454c73bb9f3ed36185964cb0b53110fe76292c7f6497cd6395ad9a

        SHA512

        9ca1934e0610726993b9d30035f318c89e58318235604cb3cd2824f0faa657723f34887e2ff4228aed0b79ee794ec3f0e5dbf1985297cd9e2c949ef3a327af49

      • memory/2188-229-0x0000000000A10000-0x0000000001873000-memory.dmp

        Filesize

        14.4MB

      • memory/2188-230-0x0000000000A10000-0x0000000001873000-memory.dmp

        Filesize

        14.4MB

      • memory/3808-134-0x0000000002290000-0x00000000022E7000-memory.dmp

        Filesize

        348KB

      • memory/3808-214-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/3808-247-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/3808-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4840-242-0x00000000014B0000-0x00000000014B1000-memory.dmp

        Filesize

        4KB

      • memory/4840-243-0x00000000014C0000-0x00000000014C1000-memory.dmp

        Filesize

        4KB

      • memory/4840-244-0x0000000000530000-0x000000000106A000-memory.dmp

        Filesize

        11.2MB