Windows 7 deprecation

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Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2024, 02:24

General

  • Target

    2024-09-02_a6a38006d37460ca1baf4d6359fdec84_darkside.exe

  • Size

    148KB

  • MD5

    a6a38006d37460ca1baf4d6359fdec84

  • SHA1

    f3b6d887f449fb5f87914a89b6a45b4f320f27a4

  • SHA256

    f39c6ec7493042e7c6a5603fdd4fe6211d115a315620a67eb4263a76060a0999

  • SHA512

    66972619488e64ea6bb31b36e1f614013b918516e4d691b343fee6e9c8b02d1d2657b5af46ee11c5d4700cd3e61a727963a56d39bd529ede53eebf3fc147f695

  • SSDEEP

    3072:AqJogYkcSNm9V7D0qHshh1kBPwny0fVxipvKT:Aq2kc4m9tD08shhaD0ffAv

Malware Config

Extracted

Path

C:\0OqqszuGx.README.txt

Family

lockbit

Ransom Note
~~~ LockBit 3.0 the world's fastest ransomware since 2019~~~ >>>> Your data is stolen and encrypted The data will be published on the darkweb if you dont pay the ransom. Links for Tor Browser: http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion Links for the normal browser http://lockbitapt.uz http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly >>>> What guarantees that we will not deceive you? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. Life is too short to be sad. Dont be sad, money is only paper. If we do not give you decrypters, or we do not delete your data after payment, then nobody will pay us in the future. Therefore to us our reputation is very important. We attack the companies worldwide and there is no dissatisfied victim after payment. You can obtain information about us on twitter https://twitter.com/hashtag/lockbit?f=live >>>> Your personal DECRYPTION ID: B7568014A48684D6D525F3F3722638C4 >>>> Warning! Do not DELETE or MODIFY any files, it can lead to recovery problems! >>>> Contacts If you want to contact us, https://discord.gg/HZjuSQynrz If this contact is expired, and we do not respond you contact us in telegram @nonzvalk
URLs

http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion

http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion

http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion

http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion

http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion

http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion

http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion

http://lockbitapt.uz

http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly

http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly

http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly

http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly

http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly

http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly

http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly

http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly

https://twitter.com/hashtag/lockbit?f=live

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Renames multiple (581) files with added filename extension

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

  • 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 2 TTPs

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

  • 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.

  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-02_a6a38006d37460ca1baf4d6359fdec84_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-02_a6a38006d37460ca1baf4d6359fdec84_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:2260
    • C:\ProgramData\96B3.tmp
      "C:\ProgramData\96B3.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:4828
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\96B3.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2516
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:2512
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3764
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{B54897D6-D51C-49DA-AF96-4B47006F19C2}.xps" 133697174719880000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:2832

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\BBBBBBBBBBB

      Filesize

      129B

      MD5

      3b1ebf91ae03f860f9015a752795c09c

      SHA1

      7bc8368eea33a0b57c90e1c2ea7e4fc73265a57c

      SHA256

      5105b63c95e77f8f66d1062c9c85f13bb4ce76043acefd40e38838dac610532c

      SHA512

      dfe968f1106b4a2b39e5147949a0c40faa717d2dca9872ab3dd8100dec03fb087b5c33bc98772cf745fb952b65d74e133a35649fcb07925ce78527168b5ad454

    • C:\0OqqszuGx.README.txt

      Filesize

      2KB

      MD5

      40495213dc5b4bd4ba6c330580b9c4b3

      SHA1

      edce5340f2a9fff77f6283daff73a2e44c02a217

      SHA256

      4bab4f273d4997566a323dc53ff5e91c38f1f3f6a7cb48c60eaf9e0feb4cce92

      SHA512

      1f05736c43c069a89a880f3e8333c338f7763aaf70fc816ffe430bb9632fb483be58fce891cd9cc155847084d01fce5ac875ebed2d2e43b98f215d52658cab97

    • C:\ProgramData\96B3.tmp

      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

    • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD

      Filesize

      148KB

      MD5

      cc6759e486028a1b043a0471b23235c5

      SHA1

      3098ce4d4f652467903d2c9afca3a4a8f11d6916

      SHA256

      bed3ace44a3aca414877af83b16dbe324546773fd4f012f039b0ad1eb7c2cce0

      SHA512

      87933c3cc7cc9b48ba8a9bc23890570f9838523e36f141e5acec653a05e2ce8a5aec670608d1d5bdcf85155c5952c5aa9aaf88cac79a37c6ec77ec0c20794fdd

    • F:\$RECYCLE.BIN\S-1-5-21-1302416131-1437503476-2806442725-1000\DDDDDDDDDDD

      Filesize

      129B

      MD5

      b584c2d2f79acac4f256966a771f7ba9

      SHA1

      380033f26869b57d907e9602ee39b30b074789a1

      SHA256

      69f4344097b2e599983ddd622d4f841d0b0d0aa48efddfee8b2f7152d809cc8e

      SHA512

      122a6d740852d353b8454934290be6d8295647eda0b3498453d6e06c7fb8f2a755157ee33a67587aca411334074edcf7d1cf582bdad23f2788586d281c5fd964

    • memory/2728-2760-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2728-2762-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2728-2761-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2728-0-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2728-2-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2728-1-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2789-0x00007FFDBDF50000-0x00007FFDBDF60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2801-0x00007FFDBDF50000-0x00007FFDBDF60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2809-0x00007FFDBDF50000-0x00007FFDBDF60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2802-0x00007FFDBDF50000-0x00007FFDBDF60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2810-0x00007FFDBDF50000-0x00007FFDBDF60000-memory.dmp

      Filesize

      64KB

    • memory/2832-2811-0x00007FFDBBCB0000-0x00007FFDBBCC0000-memory.dmp

      Filesize

      64KB

    • memory/2832-2812-0x00007FFDBBCB0000-0x00007FFDBBCC0000-memory.dmp

      Filesize

      64KB