xworm | bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3

Analysis

max time kernel
148s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/07/2026, 16:24

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General

Target
bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
Size 806KB
Sample260708-twhy4adv9z
SHA256 bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3
MD5 70b19847f9cf3edca1fa78ee24ccd674
SHA1 3e3fd4075edda58ac2167bb24f0a164fea38b10a
SHA512 0ed6a41178c7d5e0e1a5ba5f9902a503492656fd6b864bf600efde6f74213985fe01038a0ac05272444b396698c1081ca6fe39c96b0f8924da9510aa9bdfab72
SSDEEP 12288:xcLrHBilYN5EIF9dUfzVKu041SmNHEycJY3IbsqN9hcm8Vi7/FcDr2dE5Ze98ijb:GuYN5FJUbV1l4mhEyc4ZqAi8SW5ZeRj
TLSH
T12405F15C6A1ADA07CA8423385DB1F27913AC6DEEB901D2139FD9BEEB783AF014C54153
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

currentpi021.duckdns.org:7007

Mutex

ZiSZM57OdkdxtLEx

Attributes

install_file
USB.exe

aes.plain

Signatures

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

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/5440-14-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3420	powershell.exe
4264	powershell.exe
5848	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
1056	eHJCNVg.exe
856	eHJCNVg.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000\Software\Microsoft\Windows\CurrentVersion\Run\eHJCNVg = "\"C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe\" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Users\\Admin\\AppData\\Local\\Temp\\wdzdy2pvgaf.ps1\""	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4760 set thread context of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 1056 set thread context of 856	1056	eHJCNVg.exe	98

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 6 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	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eHJCNVg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eHJCNVg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
3420	powershell.exe
3420	powershell.exe
5848	powershell.exe
5848	powershell.exe
1056	eHJCNVg.exe
1056	eHJCNVg.exe
4264	powershell.exe
4264	powershell.exe

Suspicious use of AdjustPrivilegeToken 49 IoCs

description	pid	Process
Token: SeDebugPrivilege	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
Token: SeDebugPrivilege	3420	powershell.exe
Token: SeDebugPrivilege	5440	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
Token: SeDebugPrivilege	5848	powershell.exe
Token: SeIncreaseQuotaPrivilege	3420	powershell.exe
Token: SeSecurityPrivilege	3420	powershell.exe
Token: SeTakeOwnershipPrivilege	3420	powershell.exe
Token: SeLoadDriverPrivilege	3420	powershell.exe
Token: SeSystemProfilePrivilege	3420	powershell.exe
Token: SeSystemtimePrivilege	3420	powershell.exe
Token: SeProfSingleProcessPrivilege	3420	powershell.exe
Token: SeIncBasePriorityPrivilege	3420	powershell.exe
Token: SeCreatePagefilePrivilege	3420	powershell.exe
Token: SeBackupPrivilege	3420	powershell.exe
Token: SeRestorePrivilege	3420	powershell.exe
Token: SeShutdownPrivilege	3420	powershell.exe
Token: SeDebugPrivilege	3420	powershell.exe
Token: SeSystemEnvironmentPrivilege	3420	powershell.exe
Token: SeRemoteShutdownPrivilege	3420	powershell.exe
Token: SeUndockPrivilege	3420	powershell.exe
Token: SeManageVolumePrivilege	3420	powershell.exe
Token: 33	3420	powershell.exe
Token: 34	3420	powershell.exe
Token: 35	3420	powershell.exe
Token: 36	3420	powershell.exe
Token: SeDebugPrivilege	1056	eHJCNVg.exe
Token: SeDebugPrivilege	4264	powershell.exe
Token: SeDebugPrivilege	856	eHJCNVg.exe
Token: SeIncreaseQuotaPrivilege	4264	powershell.exe
Token: SeSecurityPrivilege	4264	powershell.exe
Token: SeTakeOwnershipPrivilege	4264	powershell.exe
Token: SeLoadDriverPrivilege	4264	powershell.exe
Token: SeSystemProfilePrivilege	4264	powershell.exe
Token: SeSystemtimePrivilege	4264	powershell.exe
Token: SeProfSingleProcessPrivilege	4264	powershell.exe
Token: SeIncBasePriorityPrivilege	4264	powershell.exe
Token: SeCreatePagefilePrivilege	4264	powershell.exe
Token: SeBackupPrivilege	4264	powershell.exe
Token: SeRestorePrivilege	4264	powershell.exe
Token: SeShutdownPrivilege	4264	powershell.exe
Token: SeDebugPrivilege	4264	powershell.exe
Token: SeSystemEnvironmentPrivilege	4264	powershell.exe
Token: SeRemoteShutdownPrivilege	4264	powershell.exe
Token: SeUndockPrivilege	4264	powershell.exe
Token: SeManageVolumePrivilege	4264	powershell.exe
Token: 33	4264	powershell.exe
Token: 34	4264	powershell.exe
Token: 35	4264	powershell.exe
Token: 36	4264	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 3420	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	89
PID 4760 wrote to memory of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 4760 wrote to memory of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 4760 wrote to memory of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 4760 wrote to memory of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 4760 wrote to memory of 5440	4760	bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe	91
PID 5848 wrote to memory of 1056	5848	powershell.exe	94
PID 1056 wrote to memory of 4264	1056	eHJCNVg.exe	96
PID 1056 wrote to memory of 856	1056	eHJCNVg.exe	98
PID 1056 wrote to memory of 856	1056	eHJCNVg.exe	98
PID 1056 wrote to memory of 856	1056	eHJCNVg.exe	98
PID 1056 wrote to memory of 856	1056	eHJCNVg.exe	98
PID 1056 wrote to memory of 856	1056	eHJCNVg.exe	98

C:\Users\Admin\AppData\Local\Temp\bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
"C:\Users\Admin\AppData\Local\Temp\bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3420
- C:\Users\Admin\AppData\Local\Temp\bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe
  "C:\Users\Admin\AppData\Local\Temp\bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5440

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\wdzdy2pvgaf.ps1"
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5848
- C:\Users\Admin\AppData\Roaming\eHJCNVg.exe
  "C:\Users\Admin\AppData\Roaming\eHJCNVg.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1056
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eHJCNVg.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4264
- - C:\Users\Admin\AppData\Roaming\eHJCNVg.exe
    "C:\Users\Admin\AppData\Roaming\eHJCNVg.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:856

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 21KB
SHA256 c0b1c392e556764aa34a592f30b89ed72f3c5f6dcb375fc0117ad4be0f5cbbea
MD5 d6b784274ba31ad743f93e630c975c72
SHA1 3a3c3ab8774b59bb2105f32fc9de5327a5c155bd
SHA512 06fa866690d3ea4779dd6ca333c96395c44c6fff5a4785f560175617e8ef10d539bdf329927f31465c038c7a4590c79a7cee0bc26c47e7c2aaf9e89eb4b088a6
SSDEEP 384:/1eBaoT1iBGOGW14b/f03I0HPp+gejrr2PnZIAXr4B+BWIutzKwYvYbhNaPMlRta:dexZ6G9WiDs3I2R+B6RIAXrq+6V3bhN6
TLSH
T127A2B578213F6DC7D8D226B410D10AE7FBE4E489DAB611D4BF1BDE2F4C90EB64A60524
MD5 SHA1 SHA512 SSDEEP TLSH

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__PSScriptPolicyTest_45e1e5sq.dmn.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_45e1e5sq.dmn.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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wdzdy2pvgaf.ps1

Path C:\Users\Admin\AppData\Local\Temp\wdzdy2pvgaf.ps1
Size 1KB
SHA256 cd2233e0563ff5481f9e585467f2535d5f8e5a66b826b2d08731952d9b09fd0a
MD5 27a4e61250d1e046eb2f6c06e32c1832
SHA1 57748b1970193b6583166e79d9f19872f302ac7b
SHA512 02ef80e1bd6d00357ed48d86d63737490a82ea42a4ade31db716c7986c7b801221a418b7aaec998b60339b70329c8dbc4eea1d6e657ec5cf7733bc99901ab5fe
TLSH
T1E6110A1B8E8543C2006507F1861771CCB62E61CB277F419195ADB5EEB32BE63387ACE8
MD5 SHA1 SHA512 TLSH

Submit Download

eHJCNVg.exe

Path C:\Users\Admin\AppData\Roaming\eHJCNVg.exe
Size 806KB
SHA256 bf640194e6322cfca878433e2fd1bbf64c646367bbcdcbf2f13c3c495d061ff3
MD5 70b19847f9cf3edca1fa78ee24ccd674
SHA1 3e3fd4075edda58ac2167bb24f0a164fea38b10a
SHA512 0ed6a41178c7d5e0e1a5ba5f9902a503492656fd6b864bf600efde6f74213985fe01038a0ac05272444b396698c1081ca6fe39c96b0f8924da9510aa9bdfab72
SSDEEP 12288:xcLrHBilYN5EIF9dUfzVKu041SmNHEycJY3IbsqN9hcm8Vi7/FcDr2dE5Ze98ijb:GuYN5FJUbV1l4mhEyc4ZqAi8SW5ZeRj
TLSH
T12405F15C6A1ADA07CA8423385DB1F27913AC6DEEB901D2139FD9BEEB783AF014C54153
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3420-40-0x00000000062F0000-0x0000000006310000-memory.dmp

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memory/3420-28-0x0000000005D20000-0x0000000005D3E000-memory.dmp

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memory/3420-29-0x0000000005D60000-0x0000000005DAC000-memory.dmp

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memory/3420-48-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/3420-45-0x0000000007310000-0x00000000073A6000-memory.dmp

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memory/3420-44-0x0000000007110000-0x000000000711A000-memory.dmp

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memory/3420-43-0x00000000070A0000-0x00000000070BA000-memory.dmp

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memory/3420-42-0x00000000076E0000-0x0000000007D5C000-memory.dmp

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memory/3420-41-0x0000000006F60000-0x0000000007003000-memory.dmp

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memory/3420-37-0x0000000070BF0000-0x0000000070C3C000-memory.dmp

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memory/3420-15-0x0000000002520000-0x0000000002556000-memory.dmp

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memory/3420-16-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/3420-17-0x0000000005050000-0x000000000569A000-memory.dmp

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memory/3420-36-0x0000000006310000-0x0000000006346000-memory.dmp

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memory/3420-20-0x0000000004F50000-0x0000000004FB6000-memory.dmp

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memory/3420-19-0x0000000004EE0000-0x0000000004F46000-memory.dmp

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memory/3420-23-0x0000000005830000-0x0000000005B8B000-memory.dmp

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memory/3420-24-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/3420-22-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/4264-54-0x0000000006290000-0x00000000065EB000-memory.dmp

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memory/4264-60-0x00000000078A0000-0x0000000007943000-memory.dmp

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memory/4264-57-0x0000000071020000-0x000000007106C000-memory.dmp

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memory/4264-56-0x0000000006BB0000-0x0000000006BFC000-memory.dmp

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memory/4760-4-0x0000000004E80000-0x0000000004E8A000-memory.dmp

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memory/4760-7-0x0000000005340000-0x0000000005362000-memory.dmp

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memory/4760-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

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memory/4760-18-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/4760-2-0x00000000054B0000-0x0000000005A6A000-memory.dmp

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memory/4760-5-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/4760-6-0x0000000004F90000-0x00000000052EB000-memory.dmp

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memory/4760-8-0x0000000007940000-0x0000000007960000-memory.dmp

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memory/4760-11-0x0000000007E10000-0x0000000007EB2000-memory.dmp

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memory/4760-10-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/4760-9-0x0000000074942000-0x0000000074943000-memory.dmp

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memory/4760-12-0x0000000007F50000-0x0000000007FEC000-memory.dmp

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memory/4760-1-0x00000000002A0000-0x000000000036E000-memory.dmp

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memory/4760-0-0x0000000074942000-0x0000000074943000-memory.dmp

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memory/5440-49-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/5440-14-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/5440-27-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/5440-21-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/5848-32-0x0000027BB6290000-0x0000027BB62B2000-memory.dmp

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