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07-09-2024 11:17

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07-09-2024 10:21

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07-09-2024 10:21

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05-09-2024 22:04

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15-08-2024 01:57

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Analysis

  • max time kernel
    600s
  • max time network
    603s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 10:21

General

  • Target

    New Text Document mod.exe

  • Size

    8KB

  • MD5

    69994ff2f00eeca9335ccd502198e05b

  • SHA1

    b13a15a5bea65b711b835ce8eccd2a699a99cead

  • SHA256

    2e2e035ece4accdee838ecaacdc263fa526939597954d18d1320d73c8bf810c2

  • SHA512

    ced53147894ed2dfc980bcb50767d9734ba8021f85842a53bb4bb4c502d51b4e9884f5f74c4dd2b70b53cafbe2441376675f7bd0f19bb20a3becb091a34fb9f3

  • SSDEEP

    96:y7ov9wc1dN1Unh3EHJ40CUJCrQt0LpCBIW12nEtgpH9GIkQYQoBNw9fnmK5iLjTv:yZyTFJfCB20LsBIW12n/eIkQ2BNg5S1

Malware Config

Extracted

Family

redline

Botnet

deepweb

C2

91.92.253.107:1334

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Embeds OpenSSL 1 IoCs

    Embeds OpenSSL, may be used to circumvent TLS interception.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Text Document mod.exe
    "C:\Users\Admin\AppData\Local\Temp\New Text Document mod.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Users\Admin\AppData\Local\Temp\a\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\a\Installer.exe"
      2⤵
      • Executes dropped EXE
      PID:3352
    • C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe
      "C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1500
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3892
      • C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe
        "C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"
        3⤵
        • Executes dropped EXE
        PID:1180
      • C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe
        "C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe"
        3⤵
        • Executes dropped EXE
        PID:4868
    • C:\Users\Admin\AppData\Local\Temp\a\66d9f685932be_uninstaller.exe
      "C:\Users\Admin\AppData\Local\Temp\a\66d9f685932be_uninstaller.exe"
      2⤵
      • Executes dropped EXE
      PID:3588
    • C:\Users\Admin\AppData\Local\Temp\a\66d9f6e9330e4_deep.exe
      "C:\Users\Admin\AppData\Local\Temp\a\66d9f6e9330e4_deep.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5tr2gt4m.ded.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\a\66d9f685932be_uninstaller.exe

    Filesize

    5.5MB

    MD5

    fdf999d19df6b5c6a03bdbe1990347b3

    SHA1

    3266aa1f4ee746d69601c42afcda7666efd08ea2

    SHA256

    7a15dd944f05b7280ae9d297f7707f5ee712821fbae770930bae1539cf9e0b4e

    SHA512

    3232b2b0e373104b0f3d31d0275e0d40d247abd3b3fc288cc75d29ed26161726d31728f7ac25a771b277f74fe9a274346820f7087596caf6184ea7c7ce340274

  • C:\Users\Admin\AppData\Local\Temp\a\66d9f6e9330e4_deep.exe

    Filesize

    2.1MB

    MD5

    6a94b94ba557d5d85a1da20213d48974

    SHA1

    a311aa3a9243849b883867fa3d772e4c4e95d080

    SHA256

    e4a125aa374a939c07ee3172dd5cdb23990096efe7059e9d647f1eaadc32e3dd

    SHA512

    a246f8f4341a144f4946179c518fea833dbec7e40c69023e10687f85d97c28e1851334f20260069c0d6500ecb859c2e2553b4492cda22c6145966bc893a54c74

  • C:\Users\Admin\AppData\Local\Temp\a\BroyVyVPFAbkbpg.exe

    Filesize

    783KB

    MD5

    a6d68979cd445f96c05d3a8a5aed1a50

    SHA1

    9bc427ee084a0f854faedf6a2041058635f1fca3

    SHA256

    cf929da9bb2a7f0efc647e1e2368f55ff4ade12b648e2d89a6495ada470ec731

    SHA512

    5f2718179cc36f6a329f181835de7e1635778d5245962a81d7287d160f2eb361ed168e303e96334ae65a7fe56c0dd16237dcf6b56f8b0f0af06afd0b675176d8

  • C:\Users\Admin\AppData\Local\Temp\a\Installer.exe

    Filesize

    2.9MB

    MD5

    dcb050a81038862531cf2e23a095dbd0

    SHA1

    3340822daaacb341a036a062503db2691f652559

    SHA256

    3c49e41f4e9be499f026246d0f28a6ee6649ebb12d91ad7ef5a3932a21e5842c

    SHA512

    5a26a7ae54b08acd2024c16ea7e27a12f4bd5a047d6eef5bf944678faa4c2edc3ca9d6e251107793f908245123ab70d1c73296797cb0c1fb47a265fd4b591cea

  • C:\Users\Admin\AppData\Local\Temp\tmp9D4F.tmp

    Filesize

    40KB

    MD5

    a182561a527f929489bf4b8f74f65cd7

    SHA1

    8cd6866594759711ea1836e86a5b7ca64ee8911f

    SHA256

    42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

    SHA512

    9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

  • C:\Users\Admin\AppData\Local\Temp\tmp9D74.tmp

    Filesize

    114KB

    MD5

    2e5b34ca73bac7d39579ae5af5c50268

    SHA1

    910b0865cce750b73e308d0c9314edcdcf4162bb

    SHA256

    79f7541d73ed1744fbc041fdeaf95cae2e2a43cf9d73f6d9476b67a5c2ea9695

    SHA512

    95dcb404558da6bf1b58640440f3e26b13bf53b8fe05932e85b85dea7e629a544f2bfef094fdd23fd2ad0692297aad338e23c9e6e516e5c852d6d7c1c97249fc

  • C:\Users\Admin\AppData\Local\Temp\tmp9DAF.tmp

    Filesize

    48KB

    MD5

    349e6eb110e34a08924d92f6b334801d

    SHA1

    bdfb289daff51890cc71697b6322aa4b35ec9169

    SHA256

    c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

    SHA512

    2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

  • C:\Users\Admin\AppData\Local\Temp\tmp9DB5.tmp

    Filesize

    20KB

    MD5

    49693267e0adbcd119f9f5e02adf3a80

    SHA1

    3ba3d7f89b8ad195ca82c92737e960e1f2b349df

    SHA256

    d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

    SHA512

    b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

  • C:\Users\Admin\AppData\Local\Temp\tmp9DBB.tmp

    Filesize

    116KB

    MD5

    f70aa3fa04f0536280f872ad17973c3d

    SHA1

    50a7b889329a92de1b272d0ecf5fce87395d3123

    SHA256

    8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

    SHA512

    30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

  • C:\Users\Admin\AppData\Local\Temp\tmp9DD6.tmp

    Filesize

    96KB

    MD5

    40f3eb83cc9d4cdb0ad82bd5ff2fb824

    SHA1

    d6582ba879235049134fa9a351ca8f0f785d8835

    SHA256

    cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0

    SHA512

    cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2

  • memory/1500-32-0x0000000000720000-0x00000000007E6000-memory.dmp

    Filesize

    792KB

  • memory/1500-33-0x00000000056E0000-0x0000000005C84000-memory.dmp

    Filesize

    5.6MB

  • memory/1500-34-0x00000000051D0000-0x0000000005262000-memory.dmp

    Filesize

    584KB

  • memory/1500-35-0x0000000005380000-0x000000000538A000-memory.dmp

    Filesize

    40KB

  • memory/1500-36-0x0000000006B50000-0x0000000006B68000-memory.dmp

    Filesize

    96KB

  • memory/1500-59-0x0000000009320000-0x00000000093BC000-memory.dmp

    Filesize

    624KB

  • memory/1500-58-0x0000000006F00000-0x0000000006F8E000-memory.dmp

    Filesize

    568KB

  • memory/3004-262-0x000001CBECFC0000-0x000001CBECFDE000-memory.dmp

    Filesize

    120KB

  • memory/3004-106-0x000001CBEE2D0000-0x000001CBEE7F8000-memory.dmp

    Filesize

    5.2MB

  • memory/3004-57-0x000001CBECDB0000-0x000001CBECDEC000-memory.dmp

    Filesize

    240KB

  • memory/3004-55-0x000001CBEB430000-0x000001CBEB44E000-memory.dmp

    Filesize

    120KB

  • memory/3004-278-0x00007FF7F2820000-0x00007FF7F2A43000-memory.dmp

    Filesize

    2.1MB

  • memory/3004-105-0x000001CBEDBD0000-0x000001CBEDD92000-memory.dmp

    Filesize

    1.8MB

  • memory/3004-261-0x000001CBEDA80000-0x000001CBEDAF6000-memory.dmp

    Filesize

    472KB

  • memory/3004-56-0x000001CBEB4A0000-0x000001CBEB4B2000-memory.dmp

    Filesize

    72KB

  • memory/3352-37-0x00007FFED2160000-0x00007FFED2C21000-memory.dmp

    Filesize

    10.8MB

  • memory/3352-20-0x00007FFED2160000-0x00007FFED2C21000-memory.dmp

    Filesize

    10.8MB

  • memory/3352-19-0x00007FFED2160000-0x00007FFED2C21000-memory.dmp

    Filesize

    10.8MB

  • memory/3352-18-0x0000017FC7520000-0x0000017FC7804000-memory.dmp

    Filesize

    2.9MB

  • memory/3660-0-0x00007FFED2163000-0x00007FFED2165000-memory.dmp

    Filesize

    8KB

  • memory/3660-3-0x00007FFED2163000-0x00007FFED2165000-memory.dmp

    Filesize

    8KB

  • memory/3660-2-0x00007FFED2160000-0x00007FFED2C21000-memory.dmp

    Filesize

    10.8MB

  • memory/3660-1-0x0000000000790000-0x0000000000798000-memory.dmp

    Filesize

    32KB

  • memory/3660-4-0x00007FFED2160000-0x00007FFED2C21000-memory.dmp

    Filesize

    10.8MB

  • memory/3892-68-0x00000000052F0000-0x0000000005356000-memory.dmp

    Filesize

    408KB

  • memory/3892-92-0x0000000006040000-0x000000000605E000-memory.dmp

    Filesize

    120KB

  • memory/3892-94-0x00000000073E0000-0x0000000007A5A000-memory.dmp

    Filesize

    6.5MB

  • memory/3892-95-0x0000000006D90000-0x0000000006DAA000-memory.dmp

    Filesize

    104KB

  • memory/3892-96-0x0000000006E00000-0x0000000006E0A000-memory.dmp

    Filesize

    40KB

  • memory/3892-97-0x0000000007010000-0x00000000070A6000-memory.dmp

    Filesize

    600KB

  • memory/3892-98-0x0000000006F90000-0x0000000006FA1000-memory.dmp

    Filesize

    68KB

  • memory/3892-99-0x0000000006FC0000-0x0000000006FCE000-memory.dmp

    Filesize

    56KB

  • memory/3892-100-0x0000000006FD0000-0x0000000006FE4000-memory.dmp

    Filesize

    80KB

  • memory/3892-101-0x00000000070D0000-0x00000000070EA000-memory.dmp

    Filesize

    104KB

  • memory/3892-102-0x00000000070B0000-0x00000000070B8000-memory.dmp

    Filesize

    32KB

  • memory/3892-93-0x0000000006C90000-0x0000000006D33000-memory.dmp

    Filesize

    652KB

  • memory/3892-81-0x0000000006C50000-0x0000000006C82000-memory.dmp

    Filesize

    200KB

  • memory/3892-82-0x0000000070FA0000-0x0000000070FEC000-memory.dmp

    Filesize

    304KB

  • memory/3892-80-0x0000000005B00000-0x0000000005B4C000-memory.dmp

    Filesize

    304KB

  • memory/3892-79-0x0000000005A70000-0x0000000005A8E000-memory.dmp

    Filesize

    120KB

  • memory/3892-74-0x0000000005460000-0x00000000057B4000-memory.dmp

    Filesize

    3.3MB

  • memory/3892-67-0x0000000005280000-0x00000000052E6000-memory.dmp

    Filesize

    408KB

  • memory/3892-66-0x00000000051E0000-0x0000000005202000-memory.dmp

    Filesize

    136KB

  • memory/3892-65-0x0000000004B40000-0x0000000005168000-memory.dmp

    Filesize

    6.2MB

  • memory/3892-64-0x0000000002180000-0x00000000021B6000-memory.dmp

    Filesize

    216KB

  • memory/4868-61-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB