Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 03:02

General

  • Target

    Silent Crypto Miner/Silent Crypto Miner.exe

  • Size

    255KB

  • MD5

    854a42e9a581b2a33ceda0f3d3dd2f04

  • SHA1

    a100a400e570039823c4fd79dc470c13ccfbb266

  • SHA256

    fae4297f765a1c93fef48d7bddd8c88e6361dcb7eb9efc7cb10ff050e2157d80

  • SHA512

    569dc63dc90b1a6efebb9130d2dce133d3600937a1a6440575037b2b8d36b6aff8c607b86ba2ff0192324ed9cbae519e8a4aa3d9dd6e4b3b6f9d8483e043e1c0

  • SSDEEP

    3072:y1hoF2jJ6wiPa1XzwIxJLp7tUE1NgBS5Bs//dm63NzzEfHs/FtMtO2NcSINUc9nR:y1hnJ6D1IxPtUyNrsHdmqEfETrSc9nCu

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

  • Detect Xworm Payload 2 IoCs
  • RedLine

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

  • RedLine payload 2 IoCs
  • Redline family
  • SectopRAT

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

  • SectopRAT payload 2 IoCs
  • Sectoprat family
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • 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 10 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\Silent Crypto Miner\Silent Crypto Miner.exe
    "C:\Users\Admin\AppData\Local\Temp\Silent Crypto Miner\Silent Crypto Miner.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4856
    • 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:4800
    • 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 use of AdjustPrivilegeToken
      PID:368
    • 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 use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4364
      • 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:2012
      • 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:1356
      • 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:5072
      • 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:2692
      • 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:5112
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:5052
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1436
  • C:\Users\Admin\AppData\Roaming\Chrome.exe
    C:\Users\Admin\AppData\Roaming\Chrome.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1584

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

    e58749a7a1826f6ea62df1e2ef63a32b

    SHA1

    c0bca21658b8be4f37b71eec9578bfefa44f862d

    SHA256

    0e1f0e684adb40a5d0668df5fed007c9046137d7ae16a1f2f343b139d5f9bc93

    SHA512

    4cf45b2b11ab31e7f67fff286b29d50ed28cd6043091144c5c0f1348b5f5916ed7479cf985595e6f096b586ab93b4b5dce612f688049b8366a2dd91863e98b70

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

    Filesize

    944B

    MD5

    77d622bb1a5b250869a3238b9bc1402b

    SHA1

    d47f4003c2554b9dfc4c16f22460b331886b191b

    SHA256

    f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

    SHA512

    d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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

    Filesize

    944B

    MD5

    c86ac3c1bf032c09c871b58e4f257db0

    SHA1

    915800e8ba0bbbe2fc6b8f4390f265373013fca6

    SHA256

    6fd214d717629205040f2bd02607b0be2b83a34fedb2019d202ba327a6e03d05

    SHA512

    be64910fa87861b728334762f95afb5ced93b4ee4f0736ce288e37840333e1674a25d2e8c57f0bbbeac432359ce9a89fffb1a5bfd1895c243337aa4889867f09

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uamr1ynt.cpy.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • 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/368-25-0x00000000007B0000-0x00000000007CE000-memory.dmp

    Filesize

    120KB

  • memory/368-27-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/368-30-0x0000000005730000-0x0000000005D48000-memory.dmp

    Filesize

    6.1MB

  • memory/368-31-0x0000000005020000-0x0000000005032000-memory.dmp

    Filesize

    72KB

  • memory/368-32-0x0000000005080000-0x00000000050BC000-memory.dmp

    Filesize

    240KB

  • memory/368-130-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/368-49-0x0000000005330000-0x000000000543A000-memory.dmp

    Filesize

    1.0MB

  • memory/368-127-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/368-47-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/368-38-0x0000000005110000-0x000000000515C000-memory.dmp

    Filesize

    304KB

  • memory/2012-70-0x000002BF7E100000-0x000002BF7E122000-memory.dmp

    Filesize

    136KB

  • memory/4364-63-0x00000000007B0000-0x00000000007C0000-memory.dmp

    Filesize

    64KB

  • memory/4364-22-0x00000000000B0000-0x00000000000C4000-memory.dmp

    Filesize

    80KB

  • memory/4364-132-0x00000000007B0000-0x00000000007C0000-memory.dmp

    Filesize

    64KB

  • memory/4364-21-0x00007FFB5E6D3000-0x00007FFB5E6D5000-memory.dmp

    Filesize

    8KB

  • memory/4800-50-0x0000000006B60000-0x0000000006B92000-memory.dmp

    Filesize

    200KB

  • memory/4800-61-0x0000000006130000-0x000000000614E000-memory.dmp

    Filesize

    120KB

  • memory/4800-62-0x0000000006BA0000-0x0000000006C43000-memory.dmp

    Filesize

    652KB

  • memory/4800-51-0x0000000074920000-0x000000007496C000-memory.dmp

    Filesize

    304KB

  • memory/4800-64-0x00000000074D0000-0x0000000007B4A000-memory.dmp

    Filesize

    6.5MB

  • memory/4800-65-0x0000000006E80000-0x0000000006E9A000-memory.dmp

    Filesize

    104KB

  • memory/4800-66-0x0000000006EF0000-0x0000000006EFA000-memory.dmp

    Filesize

    40KB

  • memory/4800-67-0x0000000007110000-0x00000000071A6000-memory.dmp

    Filesize

    600KB

  • memory/4800-68-0x0000000007080000-0x0000000007091000-memory.dmp

    Filesize

    68KB

  • memory/4800-48-0x0000000005B60000-0x0000000005B7E000-memory.dmp

    Filesize

    120KB

  • memory/4800-69-0x00000000070C0000-0x00000000070CE000-memory.dmp

    Filesize

    56KB

  • memory/4800-80-0x00000000070D0000-0x00000000070E4000-memory.dmp

    Filesize

    80KB

  • memory/4800-81-0x00000000071B0000-0x00000000071CA000-memory.dmp

    Filesize

    104KB

  • memory/4800-82-0x0000000007100000-0x0000000007108000-memory.dmp

    Filesize

    32KB

  • memory/4800-46-0x00000000055A0000-0x00000000058F4000-memory.dmp

    Filesize

    3.3MB

  • memory/4800-34-0x0000000004C30000-0x0000000004C96000-memory.dmp

    Filesize

    408KB

  • memory/4800-98-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-35-0x0000000005530000-0x0000000005596000-memory.dmp

    Filesize

    408KB

  • memory/4800-33-0x0000000004B90000-0x0000000004BB2000-memory.dmp

    Filesize

    136KB

  • memory/4800-29-0x0000000004E90000-0x00000000054B8000-memory.dmp

    Filesize

    6.2MB

  • memory/4800-28-0x0000000073E80000-0x0000000074630000-memory.dmp

    Filesize

    7.7MB

  • memory/4800-26-0x0000000002560000-0x0000000002596000-memory.dmp

    Filesize

    216KB

  • memory/4800-24-0x0000000073E8E000-0x0000000073E8F000-memory.dmp

    Filesize

    4KB