Overview

overview

10

Static

static

10

01aabfaa41...50.exe

windows7-x64

3

01c647838c...7f.exe

windows7-x64

10

02f5c32fa2...d6.exe

windows7-x64

6

1a05cba687...a3.exe

windows7-x64

10

1a8f35d0f2...b9.exe

windows7-x64

1af797776e...13.exe

windows7-x64

10

1b2b369f31...2e.exe

windows7-x64

3

1b4a0b685c...db.exe

windows7-x64

3

1b4d73a9a7...89.exe

windows7-x64

10

1ba8934b2e...4d.exe

windows7-x64

1

1c2a51daa5...5b.exe

windows7-x64

10

1c8bc3890f...45.exe

windows7-x64

6

1ce9fa5304...ef.exe

windows7-x64

1d51d46e07...cd.exe

windows7-x64

10

1db9ec5678...e0.exe

windows7-x64

10

1dbbed25cf...88.exe

windows7-x64

1de8054e71...a1.exe

windows7-x64

9

1e56efa724...ba.exe

windows7-x64

1

1e754e1c7e...44.exe

windows7-x64

3

1e8e39da21...bc.exe

windows7-x64

10

1e9e575dd3...86.exe

windows7-x64

3

1eb6de09f5...69.exe

windows7-x64

4

1f0daca3fc...d9.exe

windows7-x64

6

1f0efbc182...be.exe

windows7-x64

1fd42d07b4...6e.exe

windows7-x64

10

2a02608130...a1.exe

windows7-x64

1

2a05ac3c43...e4.exe

windows7-x64

10

2a32c84488...95.exe

windows7-x64

10

2a6c920bfb...dc.exe

windows7-x64

3

2aebddfd22...c8.exe

windows7-x64

3

2b245f773b...bb.exe

windows7-x64

10

2b331aa02a...b7.exe

windows7-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    13-07-2024 09:29

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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
dharmadefense_evasionexecutionimpactpersistenceransomwarespywarestealer

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
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (317) files with added filename extension

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

    ransomware
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 3 TTPs 2 IoCs

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

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 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⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:2704
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:2804
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2104
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:4016
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:2948
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:1344
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:3792
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2648

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\OWOW64WW.cab.id-71B47227.[[email protected]].data
        Filesize

        23.5MB

        MD5

        fa2456c5516560687b7db12aa26ca137

        SHA1

        9370e83df4aa53cb6bbd00cbc310acc2506dc786

        SHA256

        fa53ac86107c05ad95f988abdfe16ce528a55aecd41c994f34d382af6a5d13eb

        SHA512

        1f7694ecbc3d541bb561b7bf08e1b8eac1c8f2515d3226a831a37ac13c0068b1aefd6fb363d7841c4e6900c598bc4f4e8643d7d26c022f49d022267ec68b915d

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

        7KB

        MD5

        384328960e4d7f95708651b196e99069

        SHA1

        3d7684f669feeab63b9bb60056f8807c677f8005

        SHA256

        e0b87ab23862434f46afc2b2b555b20485a619310188bca9df4812accaba49cc

        SHA512

        c9201425d4556c6a7a075706cad6ff151eb58ba60e0007ed4b96e39f499813eaa6f50d3862d2cf217fd8626b6b133a36d5acd0ec4dd9b128ff12555aa199c364

        Download Submit