Overview

overview

10

Static

static

10

002.7z

windows10-2004-x64

3

01c647838c...7f.exe

windows10-2004-x64

10

02f5c32fa2...d6.exe

windows10-2004-x64

6

1a05cba687...a3.exe

windows10-2004-x64

10

1a8f35d0f2...b9.exe

windows10-2004-x64

1af797776e...13.exe

windows10-2004-x64

10

1b2b369f31...2e.exe

windows10-2004-x64

3

1b4a0b685c...db.exe

windows10-2004-x64

3

1b4d73a9a7...89.exe

windows10-2004-x64

10

1ba8934b2e...4d.exe

windows10-2004-x64

3

1c2a51daa5...5b.exe

windows10-2004-x64

10

1c8bc3890f...45.exe

windows10-2004-x64

7

1ce9fa5304...ef.exe

windows10-2004-x64

1d51d46e07...cd.exe

windows10-2004-x64

10

1db9ec5678...e0.exe

windows10-2004-x64

10

1dbbed25cf...88.exe

windows10-2004-x64

1de8054e71...a1.exe

windows10-2004-x64

9

1e56efa724...ba.exe

windows10-2004-x64

3

1e754e1c7e...44.exe

windows10-2004-x64

3

1e8e39da21...bc.exe

windows10-2004-x64

1e9e575dd3...86.exe

windows10-2004-x64

3

1eb6de09f5...69.exe

windows10-2004-x64

4

1f0daca3fc...d9.exe

windows10-2004-x64

6

1f0efbc182...be.exe

windows10-2004-x64

1fd42d07b4...6e.exe

windows10-2004-x64

10

2a02608130...a1.exe

windows10-2004-x64

3

2a05ac3c43...e4.exe

windows10-2004-x64

10

2a32c84488...95.exe

windows10-2004-x64

10

2a6c920bfb...dc.exe

windows10-2004-x64

3

2aebddfd22...c8.exe

windows10-2004-x64

3

2b245f773b...bb.exe

windows10-2004-x64

10

2b331aa02a...b7.exe

windows10-2004-x64

10

Resubmissions

15-10-2024 03:47

241015-ecgjlashrh 10

05-08-2024 04:49

240805-ffygys1eke 10

05-08-2024 03:50

240805-eee4jszepd 10

Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2024 04:49

Sharing

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General

  • Target

    1a05cba6870798d2e73001bf872e4d579460c380c060fd051f33a703f504b8a3.exe

  • Size

    92KB

  • MD5

    786ce74458720ec55b824586d2e5666d

  • SHA1

    6f62e7fe75a0876939e0dd95d314b83e25e1e395

  • SHA256

    1a05cba6870798d2e73001bf872e4d579460c380c060fd051f33a703f504b8a3

  • SHA512

    083fe6cde08dac05043ecc0fdbc8b26b0764de7f651ad19e96a937bc27de96242f1763b701b308eab7e0b9a8dd88cbc45e9c891de505b5348581acd4e1495c33

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4A9eAzVbobr+t+NK1GcoDc50cO2tqpbe:Qw+asqN5aW/hL2UVEnHKIcAtcO2tqpb

Score
10/10
dharmacredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email [email protected] YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: [email protected] Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Signatures

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

    ransomwaredharma
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (516) 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.

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

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

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

    discovery
  • Interacts with shadow copies 3 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a05cba6870798d2e73001bf872e4d579460c380c060fd051f33a703f504b8a3.exe
    "C:\Users\Admin\AppData\Local\Temp\1a05cba6870798d2e73001bf872e4d579460c380c060fd051f33a703f504b8a3.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:5688
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:5352
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5628
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:10844
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:10332
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
            PID:11180
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:3816
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:5300

          Network

          MITRE ATT&CK Enterprise v15

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Windows Management Instrumentation

          1
          T1047

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Direct Volume Access

          1
          T1006

          Indicator Removal

          2
          T1070

          File Deletion

          2
          T1070.004

          Modify Registry

          1
          T1112

          Credential Access

          Credentials from Password Stores

          2
          T1555

          Credentials from Web Browsers

          1
          T1555.003

          Windows Credential Manager

          1
          T1555.004

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Browser Information Discovery

          1
          T1217

          Query Registry

          1
          T1012

          System Information Discovery

          2
          T1082

          System Location Discovery

          1
          T1614

          System Language Discovery

          1
          T1614.001

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Command and Control

          Exfiltration

          Impact

          Inhibit System Recovery

          2
          T1490

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems64.dll.id-DC079F91.[[email protected]].data
            Filesize

            3.2MB

            MD5

            e1ad9757532c61eff87d06f7729152b2

            SHA1

            f8bd8c274efb4bfca247c74b6a0cbabcf28eda27

            SHA256

            763fa40573860f8d5a252716cb9b609fc83fa6c820bf4dbe63d19002c32cf95f

            SHA512

            a222c0be80a28d7636dd53323662e20bc12e109acfcd412e394b8dfe78ff313b7e3423f0a7431f32d09cf3a11aa7cf1928961ebd8f36f52c7cf0f4086e12154a

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          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
            Filesize

            7KB

            MD5

            b7175da8c276e8d0455920f28ae28d6d

            SHA1

            35ccc26d046182836ee8a83ad579106098dfa436

            SHA256

            777a279bcfafb8d4d716b541ea3ce2347ea815564b59306d811bcacd80a0e7d1

            SHA512

            9e8c7fe72785e5570fec28b29d672058699f986d5cac7360b13b8eb3fc18d182be1c3e102053c1f785d830b12786944dd7c01d8a8bc56f02690114e13f97c118

            Download Submit