Analysis

  • max time kernel
    140s
  • max time network
    137s
  • 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 20:00

General

  • Target

    MalwareBazaar.exe

  • Size

    210KB

  • MD5

    d412df3af3c10af259fd4cc58e68f00b

  • SHA1

    2de05f08b05fb0abb4b24616db00d0ce1dec420e

  • SHA256

    083f0f217bff41523e9faa49bb13e9e5d691a3c51341b12d0c4829d8cfc33292

  • SHA512

    9bcf5dca3811bed78e59bca04ca934965a93b00c53769de477f33d465279ec10d6355a66e841cecf439d783721784378fd570c0a7ce6af00c3c16aa58a29d808

  • SSDEEP

    3072:01hoF2jJ6wiPa1XzwIxJLp7tUE1NgBS5Bs//dm63NzzEfWw:01hnJ6D1IxPtUyNrsHdmqEf

Malware Config

Extracted

Family

xworm

C2

duclog23.duckdns.org:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    Chrome.exe

Extracted

Family

redline

Botnet

Metin

C2

duclog23.duckdns.org:37552

Signatures

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Detect Xworm Payload 2 IoCs
  • RedLine

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

  • RedLine payload 2 IoCs
  • SectopRAT

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

  • SectopRAT payload 2 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • 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 4 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 5 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
    "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHcAYwB3ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAG0AYgBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGgAYgB2ACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHgAegB6ACMAPgA="
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3148
    • C:\Users\Admin\AppData\Roaming\M2.exe
      "C:\Users\Admin\AppData\Roaming\M2.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4560
    • C:\Users\Admin\AppData\Roaming\Metin.exe
      "C:\Users\Admin\AppData\Roaming\Metin.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1216
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Metin.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4396
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Metin.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4124
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Chrome.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1604
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Chrome.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2388
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Chrome" /tr "C:\Users\Admin\AppData\Roaming\Chrome.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3768
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2696
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3516
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Chrome.exe.log

    Filesize

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    34f595487e6bfd1d11c7de88ee50356a

    SHA1

    4caad088c15766cc0fa1f42009260e9a02f953bb

    SHA256

    0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d

    SHA512

    10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    6d42b6da621e8df5674e26b799c8e2aa

    SHA1

    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

    SHA256

    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

    SHA512

    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ave5yhay.r4w.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp58A.tmp

    Filesize

    40KB

    MD5

    a182561a527f929489bf4b8f74f65cd7

    SHA1

    8cd6866594759711ea1836e86a5b7ca64ee8911f

    SHA256

    42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

    SHA512

    9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

  • C:\Users\Admin\AppData\Local\Temp\tmp5A0.tmp

    Filesize

    114KB

    MD5

    2e5b34ca73bac7d39579ae5af5c50268

    SHA1

    910b0865cce750b73e308d0c9314edcdcf4162bb

    SHA256

    79f7541d73ed1744fbc041fdeaf95cae2e2a43cf9d73f6d9476b67a5c2ea9695

    SHA512

    95dcb404558da6bf1b58640440f3e26b13bf53b8fe05932e85b85dea7e629a544f2bfef094fdd23fd2ad0692297aad338e23c9e6e516e5c852d6d7c1c97249fc

  • C:\Users\Admin\AppData\Local\Temp\tmp5BB.tmp

    Filesize

    48KB

    MD5

    349e6eb110e34a08924d92f6b334801d

    SHA1

    bdfb289daff51890cc71697b6322aa4b35ec9169

    SHA256

    c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

    SHA512

    2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

  • C:\Users\Admin\AppData\Local\Temp\tmp5D1.tmp

    Filesize

    20KB

    MD5

    49693267e0adbcd119f9f5e02adf3a80

    SHA1

    3ba3d7f89b8ad195ca82c92737e960e1f2b349df

    SHA256

    d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

    SHA512

    b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

  • C:\Users\Admin\AppData\Local\Temp\tmp5E6.tmp

    Filesize

    116KB

    MD5

    f70aa3fa04f0536280f872ad17973c3d

    SHA1

    50a7b889329a92de1b272d0ecf5fce87395d3123

    SHA256

    8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

    SHA512

    30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

  • C:\Users\Admin\AppData\Local\Temp\tmp612.tmp

    Filesize

    96KB

    MD5

    40f3eb83cc9d4cdb0ad82bd5ff2fb824

    SHA1

    d6582ba879235049134fa9a351ca8f0f785d8835

    SHA256

    cdd772b00ae53d4050150552b67028b7344bb1d345bceb495151cc969c27a0a0

    SHA512

    cdd4dbf0b1ba73464cd7c5008dc05458862e5f608e336b53638a14965becd4781cdea595fd6bd18d0bf402dccffd719da292a6ce67d359527b4691dc6d6d4cc2

  • C:\Users\Admin\AppData\Roaming\M2.exe

    Filesize

    95KB

    MD5

    2598b5fee38d9c0979f009e77f94ea33

    SHA1

    9c2c0f0734fbf16853de911868024dfbed91e5ec

    SHA256

    00a709baca231f15267526d7b5db11cd94b0089ed6cfd1667a1ff2ebd584c266

    SHA512

    d6fa07fdfa6493c3abe95c650dca114b1737d8812fe86476ef8afbb1d34e50b537821a7958acdc243246484fc4f28dd208db4328663bbc22ec79ae34f3340c8e

  • C:\Users\Admin\AppData\Roaming\Metin.exe

    Filesize

    51KB

    MD5

    1d846637aa409d6dd4fd14f70a63f907

    SHA1

    a0f494b321ef5bd5b95f60d4ee9e4ae836d73b8a

    SHA256

    08a5ab51f8eee96d3837aaef4d74bf672d937056118003ecfa0e4df9dae49125

    SHA512

    259bd4d63bd69cdfd9a29303dc5ef3174136353daad23747c4589ed5b760d9905285211850bf49fde37c0ba355f3e463df6633a518affb270cfeb9f24885508c

  • memory/1216-315-0x000000001CAA0000-0x000000001CAAE000-memory.dmp

    Filesize

    56KB

  • memory/1216-319-0x000000001DD60000-0x000000001E0B0000-memory.dmp

    Filesize

    3.3MB

  • memory/1216-320-0x00000000026D0000-0x00000000026E0000-memory.dmp

    Filesize

    64KB

  • memory/1216-321-0x000000001E620000-0x000000001E73E000-memory.dmp

    Filesize

    1.1MB

  • memory/1216-22-0x0000000000630000-0x0000000000644000-memory.dmp

    Filesize

    80KB

  • memory/1216-21-0x00007FFD48EB3000-0x00007FFD48EB5000-memory.dmp

    Filesize

    8KB

  • memory/1216-67-0x00000000026D0000-0x00000000026E0000-memory.dmp

    Filesize

    64KB

  • memory/3148-66-0x0000000006E30000-0x0000000006E3A000-memory.dmp

    Filesize

    40KB

  • memory/3148-34-0x00000000049D0000-0x00000000049F2000-memory.dmp

    Filesize

    136KB

  • memory/3148-50-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

    Filesize

    120KB

  • memory/3148-51-0x00000000060A0000-0x00000000060D2000-memory.dmp

    Filesize

    200KB

  • memory/3148-52-0x0000000074840000-0x000000007488C000-memory.dmp

    Filesize

    304KB

  • memory/3148-62-0x0000000006080000-0x000000000609E000-memory.dmp

    Filesize

    120KB

  • memory/3148-63-0x0000000006CA0000-0x0000000006D43000-memory.dmp

    Filesize

    652KB

  • memory/3148-65-0x0000000006DC0000-0x0000000006DDA000-memory.dmp

    Filesize

    104KB

  • memory/3148-64-0x0000000007410000-0x0000000007A8A000-memory.dmp

    Filesize

    6.5MB

  • memory/3148-24-0x0000000073DAE000-0x0000000073DAF000-memory.dmp

    Filesize

    4KB

  • memory/3148-43-0x00000000054D0000-0x0000000005824000-memory.dmp

    Filesize

    3.3MB

  • memory/3148-68-0x0000000007050000-0x00000000070E6000-memory.dmp

    Filesize

    600KB

  • memory/3148-69-0x0000000006FC0000-0x0000000006FD1000-memory.dmp

    Filesize

    68KB

  • memory/3148-70-0x0000000007000000-0x000000000700E000-memory.dmp

    Filesize

    56KB

  • memory/3148-71-0x0000000007010000-0x0000000007024000-memory.dmp

    Filesize

    80KB

  • memory/3148-72-0x00000000070F0000-0x000000000710A000-memory.dmp

    Filesize

    104KB

  • memory/3148-27-0x0000000002500000-0x0000000002536000-memory.dmp

    Filesize

    216KB

  • memory/3148-83-0x0000000007040000-0x0000000007048000-memory.dmp

    Filesize

    32KB

  • memory/3148-29-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/3148-89-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/3148-33-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/3148-28-0x0000000004DA0000-0x00000000053C8000-memory.dmp

    Filesize

    6.2MB

  • memory/3148-35-0x0000000004A70000-0x0000000004AD6000-memory.dmp

    Filesize

    408KB

  • memory/3148-36-0x0000000004B50000-0x0000000004BB6000-memory.dmp

    Filesize

    408KB

  • memory/4396-78-0x0000026A1BCA0000-0x0000026A1BCC2000-memory.dmp

    Filesize

    136KB

  • memory/4560-31-0x0000000005830000-0x0000000005842000-memory.dmp

    Filesize

    72KB

  • memory/4560-32-0x0000000005890000-0x00000000058CC000-memory.dmp

    Filesize

    240KB

  • memory/4560-133-0x0000000007FF0000-0x0000000008594000-memory.dmp

    Filesize

    5.6MB

  • memory/4560-134-0x00000000073E0000-0x00000000073FE000-memory.dmp

    Filesize

    120KB

  • memory/4560-49-0x0000000005B30000-0x0000000005C3A000-memory.dmp

    Filesize

    1.0MB

  • memory/4560-128-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/4560-132-0x0000000007100000-0x0000000007192000-memory.dmp

    Filesize

    584KB

  • memory/4560-130-0x0000000007510000-0x0000000007A3C000-memory.dmp

    Filesize

    5.2MB

  • memory/4560-129-0x0000000006E10000-0x0000000006FD2000-memory.dmp

    Filesize

    1.8MB

  • memory/4560-30-0x0000000005E30000-0x0000000006448000-memory.dmp

    Filesize

    6.1MB

  • memory/4560-37-0x00000000058D0000-0x000000000591C000-memory.dmp

    Filesize

    304KB

  • memory/4560-318-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/4560-26-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB

  • memory/4560-131-0x0000000006FE0000-0x0000000007056000-memory.dmp

    Filesize

    472KB

  • memory/4560-25-0x0000000000FA0000-0x0000000000FBE000-memory.dmp

    Filesize

    120KB

  • memory/4560-48-0x0000000073DA0000-0x0000000074550000-memory.dmp

    Filesize

    7.7MB