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Overview

overview

10

Static

static

10

1.exe

windows7-x64

10

1.exe

windows10-2004-x64

10

Resubmissions

19/01/2025, 12:15

250119-pev5waxmgn 10

09/01/2025, 09:28

250109-lftfwswlew 10

Analysis

  • max time kernel
    78s
  • max time network
    81s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 12:15

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General

  • Target

    1.exe

  • Size

    147KB

  • MD5

    c09185c157831e4915c255d7002941f4

  • SHA1

    beca597f2c2c120c3d74163501a81f56664ff4f7

  • SHA256

    6f3d87f3dcfd248e64d26cf338a19f41a6f93affdde5fab071a631ff38637757

  • SHA512

    a843854ca79f4d98938635612d20f3d5b79d8661ee91d1ae130b2deffe95e44d7028f76b8b221c87fab0638afe5baf3c55e8348f8aa10dddc90133167a3c17bf

  • SSDEEP

    3072:SqJogYkcSNm9V7DnfX/91c6G+Mqc+2EIEMF+T:Sq2kc4m9tDnfXPc6g+2XEMF

Score
10/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\5VFg9o5tW.README.txt

Ransom Note
------Dear managers!------ If you are reading this, it means your network has been attacked. What does that mean? We hacked your network and now all your files, documents, client database, projects and other important data safely encrypted with reliable algorithms. we also have a copy of all your data. WARNING!!! You don't have to go to the POLICE, etc. Otherwise we will not be able to help you. You cannot acces the files right now. But do not worry. You can get it back! It is easy to recover in a few steps. As proof, we can decrypt any 3 files you provide. We are not interested to ruin your business. We want to get ransom and be happy. Please bring this information to your team leaders as soon as possible. In case of a successfull transaction, we will restore your systems within 4-6 hours and also provide security recommendations. -----------------------WARNING----------------------- If you modify files - our decrypt software won't able to recover data If you use third party software - you can damage/modify files (see item 1) You nedd cipher key / our decrypt software to restore you files. The police or authorities will not be able to help you get the cipher key. We encourage you to consider your decisions. -----------------------RECOVERY----------------------- Use email: [email protected] Alternative email address: [email protected] ([email protected]) ID message: c5337115f1d1a

Signatures

  • Renames multiple (647) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\ProgramData\90E6.tmp
      "C:\ProgramData\90E6.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\90E6.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2124
  • C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\5VFg9o5tW.README.txt
    1⤵
    • Opens file in notepad (likely ransom note)
    PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-493223053-2004649691-1575712786-1000\UUUUUUUUUUU
    Filesize

    129B

    MD5

    72535717e40ac0f6fe8cb11ad692435e

    SHA1

    10e6700826189ab06ab4d2dd4080f2710798c202

    SHA256

    2ebd98863bd817a27822f4053054a289910e97253bfcdc994bcec106658676f9

    SHA512

    7a36dda8436cc6e12747b92d5fcc84f275f4f5865c2057c6f864708cba071686957fd19a1093d3477de523b54800e79f193db4c8f108b92657d2f56c0e9975b4

    Download Submit

  • C:\5VFg9o5tW.README.txt
    Filesize

    1KB

    MD5

    17e3459297cd54cf124d089248ff395b

    SHA1

    617e2ddd0a69a242d4da510d32670a170ff667fa

    SHA256

    94aaefad5d5a9fea79e9271941a5e874951cceac46a110ef0f1de841051f6421

    SHA512

    280536a672423a4bf4df1cb7cd49bd0a7a3f731dfe4543359a84d3a82d734e3882386b336af62a77e2763cbe7fe9e4ff6ae852241dd61ab702cda1b0d2f02e13

    Download Submit

  • C:\ProgramData\90E6.tmp
    Filesize

    14KB

    MD5

    294e9f64cb1642dd89229fff0592856b

    SHA1

    97b148c27f3da29ba7b18d6aee8a0db9102f47c9

    SHA256

    917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

    SHA512

    b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\EEEEE
    Filesize

    147KB

    MD5

    0df692f4f899b5ccbd1f6e8859683e65

    SHA1

    a0158249974581f719e5193d025551a997657f0b

    SHA256

    3a0ed136f3b1025b638e9088cd0d54fb033e7939303c5bfa3e0ccc2945a2e61f

    SHA512

    98faf90eb6c0dbf447b98affda79202dce4f630f5b5a121d285655b7bd0db2b70f9029722d1dc485569eba4afbc1be61eca159079d1deff8493ba8741f082f18

    Download Submit

  • F:\$RECYCLE.BIN\S-1-5-21-493223053-2004649691-1575712786-1000\DDDDDDDDDDD
    Filesize

    129B

    MD5

    f097074320ed7db1f6f4656175d70a33

    SHA1

    70077df2e8f2076c4e3c9c7934c4c66d0cd9de59

    SHA256

    95d4a7ff15c2583af1825b997c2145676ce3bef900123b46825dab00cf655c58

    SHA512

    41afe9fb0c6e9bf8aed994a5a0a95fc85ba753f584ffa41c323330156367065a49e2e09839c271b3e0bb46bd1b780f2548c61204809eda25615426fe623909ad

    Download Submit

  • memory/1052-2952-0x0000000000401000-0x0000000000404000-memory.dmp

    Filesize

    12KB

    Download

  • memory/1052-2953-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2872-2945-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2872-2946-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2872-0-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2872-2-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2872-2951-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2872-1-0x0000000002770000-0x0000000002780000-memory.dmp

    Filesize

    64KB

    Download