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Analysis

  • max time kernel
    1797s
  • max time network
    1560s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    29/04/2024, 10:12

General

  • Target

    @#LATEST_SoftWare_2024_PASSCODE_$.rar

  • Size

    51.5MB

  • MD5

    c7c3d6aaa70594d6df0b8f3f40a7e2f6

  • SHA1

    74f4da75221222f336009025a358366eaf6c1d68

  • SHA256

    979e872622b1ae7ca6e9cb3599de8e400b3bfe537d3cb64261dffaa7956baa50

  • SHA512

    c23ea4a4c280a529e798a89525fa14b02156d18e8029edb93920dcc1144d1346eb5ff18ebbc80caf55ab391205d7fa0b19d5dab1e029db523648e4b26f7af0b1

  • SSDEEP

    786432:dMPQ7x53FKvsZTMlKxppk7c8joaJ6eWd7Gt9BZjQZfDG3q9PhUwuMr+NegCHR:dMP+/3F6StAoalWd7wOFawVRj

Malware Config

Extracted

Family

vidar

Botnet

04eb8f77b9c9e4d5a6a6e5a3b727c27e

C2

https://graims.xyz

https://steamcommunity.com/profiles/76561199677575543

https://t.me/snsb82

Attributes
  • profile_id_v2

    04eb8f77b9c9e4d5a6a6e5a3b727c27e

  • user_agent

    Mozilla/5.0 (Windows NT; Windows NT 10.0; en-US) AppleWebKit/534.6 (KHTML, like Gecko) Chrome/8.0.500.0 Safari/534.6

Signatures

  • Detect Vidar Stealer 2 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\@#LATEST_SoftWare_2024_PASSCODE_$.rar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\@#LATEST_SoftWare_2024_PASSCODE_$.rar"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2580
  • C:\Users\Admin\Desktop\Setup.exe
    "C:\Users\Admin\Desktop\Setup.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Windows\SysWOW64\ftp.exe
      C:\Windows\SysWOW64\ftp.exe
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Users\Admin\AppData\Local\Temp\PsExec.exe
        C:\Users\Admin\AppData\Local\Temp\PsExec.exe
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 148
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:2896

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7a20218

    Filesize

    6.6MB

    MD5

    b2b9d2862166453d9a21caa226deb794

    SHA1

    db3b88489976222342d7fdfcdcaa5e47a32620e4

    SHA256

    f6755612b4e1781b2529ab3242faa72fbeaed44e4cedc9f210bd1f4d780c5b3b

    SHA512

    f19505b790171359c56cfa1a261ff9349d575e32e5da61c68d6dd9aae8d676ebe1e57aed7a11e0aa03a07bf63c7e458e2125bf46e07457c0e9e8a077303aceef

  • C:\Users\Admin\Desktop\Setup.exe

    Filesize

    31KB

    MD5

    67dedab5bc0159f7cc61cb4b46daa6f1

    SHA1

    5d57ef4bd9b6ac672c413c5e8495263672f090e3

    SHA256

    0e6f5eaa2cd91747213f6aec05e3de6fb46ea2b7cf4d5f3ac267128abc784d00

    SHA512

    4c7ed5d6e0a76ac6eec79e50ae9cd4b5fe3eacda574606e47d85bba1739902d688aa6f5ec03e7863ec9d36bdadf6229f64bce8fe33bacf38e84e50332a30caf0

  • C:\Users\Admin\Desktop\bersagliere.yml

    Filesize

    52KB

    MD5

    5c1674067e3ef99382ab283fc7e969e3

    SHA1

    3c2fe52472aaedf690bab16fa801bbe4b36002cf

    SHA256

    91fd630301631b88685602bf0d7353585c18e589189ed11ec620b37021683553

    SHA512

    17f6fb9675c6f106789dba4e3df8adcaf4a297ad08bc28a223694e2080d61e7901a612b1c4dab674467241ddeb72597bc19db866247debdc0e32480bd53f9ac2

  • C:\Users\Admin\Desktop\bivouac.m4a

    Filesize

    6.0MB

    MD5

    a1eaf011cca5726076ccfca62fd90a11

    SHA1

    b92e274b4793d2f4e69111ccdf93182e7e7ddb64

    SHA256

    11336a2aa99ff767dc4e547f8ce5924abeb2e440f6373e82dbd13c5c3ac873ff

    SHA512

    ffa07420d4a8a3a9828d079f5ff043f1c70704bcac74d10d59bdd52d56e84aad39cd14610c53b8229710b5faccccd3d58a1e8ce36fc472df58cec5802acf1402

  • C:\Users\Admin\Desktop\glib-2.0.dll

    Filesize

    1.0MB

    MD5

    2c86ec2ba23eb138528d70eef98e9aaf

    SHA1

    246846a3fe46df492f0887a31f7d52aae4faa71a

    SHA256

    030983470da06708cc55fd6aca92df199a051922b580db5db55c8cb6b203b51b

    SHA512

    396a3883fa65d7c3a0af7d607001a6099316a85563147cb34fa9806c9a4b39cfa90c7fa9eb4456399977eb47438d10896d25ed5327ae7aa3e3ae28cd1d13701c

  • \Users\Admin\AppData\Local\Temp\PsExec.exe

    Filesize

    699KB

    MD5

    24a648a48741b1ac809e47b9543c6f12

    SHA1

    3e2272b916da4be3c120d17490423230ab62c174

    SHA256

    078163d5c16f64caa5a14784323fd51451b8c831c73396b967b4e35e6879937b

    SHA512

    b974ce956f2e922e92ca414d1bd6cc7bcb36bc44532b28b392f2a8052d6d47fd742841c4add6ec5c8283d28d7245b1704af34a523917e49cef007eef700a0b9a

  • \Users\Admin\Desktop\iconv.dll

    Filesize

    1.1MB

    MD5

    862dfc9bf209a46d6f4874614a6631cc

    SHA1

    43216aae64df217cba009145b6f9ad5b97fe927a

    SHA256

    84538f1aacebf9daad9fdb856611ab3d98a6d71c9ec79a8250eee694d2652a8b

    SHA512

    b0611cd9ad441871cca62291913197257660390fa4ea8a26cb41dc343a8a27ae111762de40c6f50cae3e365d8891500fc6ad0571aa3cd3a77eb83d9d488d19a8

  • \Users\Admin\Desktop\intl.dll

    Filesize

    87KB

    MD5

    d1a21e38593fddba8e51ed6bf7acf404

    SHA1

    759f16325f0920933ac977909b7fe261e0e129e6

    SHA256

    6a64c9cb0904ed48ce0d5cda137fcfd6dd463d84681436ca647b195aa2038a7e

    SHA512

    3f4390603cd68d949eb938c1599503fb1cbb1b8250638e0985fad2f40f08d5e45ea4a8c149e44a50c6aa9077054387c48f71b53bf06b713ca1e73a3d5a6a6c2e

  • \Users\Admin\Desktop\vmtools.dll

    Filesize

    617KB

    MD5

    f59ab22b88d1b2081810739c72bfa307

    SHA1

    e8c4651f185225b3da91e2e24a17fcb95fc40773

    SHA256

    0388d021f33fb0b922011854e3b49427c4ab38689f7d1ce663e9def6edc323f4

    SHA512

    e67c93b2b6eeeeb95396e6c7cf7217cc8503d8e6824a7941d6fb2d971049abeb974e880392868b0687b16eef41cdb70ef70b70fa92ab284d863105324ab819dd

  • memory/1372-389-0x0000000077730000-0x00000000778D9000-memory.dmp

    Filesize

    1.7MB

  • memory/1372-396-0x00000000745F0000-0x0000000074764000-memory.dmp

    Filesize

    1.5MB

  • memory/1372-388-0x00000000745F0000-0x0000000074764000-memory.dmp

    Filesize

    1.5MB

  • memory/2372-407-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2372-406-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2372-409-0x0000000000980000-0x00000000010D2000-memory.dmp

    Filesize

    7.3MB

  • memory/2372-418-0x0000000000980000-0x00000000010D2000-memory.dmp

    Filesize

    7.3MB

  • memory/2520-399-0x0000000077730000-0x00000000778D9000-memory.dmp

    Filesize

    1.7MB

  • memory/2520-401-0x00000000745F0000-0x0000000074764000-memory.dmp

    Filesize

    1.5MB