xworm | d5dcde7ced43245641793538f847c55e3271f5ff8eb45fa5616a00634b7e64a1

General

Target

Luxury Sheild v7.1.exe
Size

7.6MB
MD5

f145671c3c65072a5a49f1d1d68a4a3a
SHA1

2453dddb4e6ebd48604fff3094f6a59dacdc3ad7
SHA256

d5dcde7ced43245641793538f847c55e3271f5ff8eb45fa5616a00634b7e64a1
SHA512

6f9bb2a1c9e4f90c22f7e0675c6d0ab06e0b7875c432d229739000c568a9a0fa5024cd36ec6b947b520704ad706b945371029c24766cac3fb2d509f478dc6902
SSDEEP

196608:ys/RzJU3wXjxqEVJsWEgVN0YdD1TpoSKpgrIMOC5S6F:ys/RzJU3wXjxqELsRmN0W1TUMOCU6

Score

10^/10

xworm discovery execution persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

C2

society-painted.at.ply.gg:17251

Attributes

Install_directory
%Public%
install_file
USB.exe
telegram
https://api.telegram.org/bot5817418329:AAGYtFww9eAGl3ZTuqrCmSNxu_TJJiAWkzA/sendMessage?chat_id=1860651440

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000f000000023a74-47.dat	family_xworm
behavioral2/memory/1980-55-0x0000000000690000-0x00000000006CE000-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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3460	powershell.exe
2464	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	Luxury Sheild v7.1.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	WinRAR.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 4 IoCs

pid	Process
184	Luxury Shield 7.1.exe
1980	WinRAR.exe
3320	WinRAR.exe
2088	WinRAR.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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinRAR = "C:\\Users\\Public\\WinRAR.exe"	WinRAR.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
184	Luxury Shield 7.1.exe

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 1 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	Luxury Shield 7.1.exe

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
384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3460	powershell.exe
3460	powershell.exe
2464	powershell.exe
2464	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3460	powershell.exe
Token: SeDebugPrivilege	2464	powershell.exe
Token: SeDebugPrivilege	1980	WinRAR.exe
Token: SeDebugPrivilege	3320	WinRAR.exe
Token: SeDebugPrivilege	2088	WinRAR.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
184	Luxury Shield 7.1.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 3460	3748	Luxury Sheild v7.1.exe	88
PID 3748 wrote to memory of 3460	3748	Luxury Sheild v7.1.exe	88
PID 3748 wrote to memory of 184	3748	Luxury Sheild v7.1.exe	90
PID 3748 wrote to memory of 184	3748	Luxury Sheild v7.1.exe	90
PID 3748 wrote to memory of 184	3748	Luxury Sheild v7.1.exe	90
PID 3748 wrote to memory of 2464	3748	Luxury Sheild v7.1.exe	91
PID 3748 wrote to memory of 2464	3748	Luxury Sheild v7.1.exe	91
PID 3748 wrote to memory of 1980	3748	Luxury Sheild v7.1.exe	93
PID 3748 wrote to memory of 1980	3748	Luxury Sheild v7.1.exe	93
PID 1980 wrote to memory of 384	1980	WinRAR.exe	94
PID 1980 wrote to memory of 384	1980	WinRAR.exe	94

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:\Users\Admin\AppData\Local\Temp\Luxury Sheild v7.1.exe
"C:\Users\Admin\AppData\Local\Temp\Luxury Sheild v7.1.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3748
- 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\Temp\Luxury Shield 7.1.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3460
- C:\Users\Admin\AppData\Local\Temp\Luxury Shield 7.1.exe
  "C:\Users\Admin\AppData\Local\Temp\Luxury Shield 7.1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:184
- 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\Temp\WinRAR.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2464
- C:\Users\Admin\AppData\Local\Temp\WinRAR.exe
  "C:\Users\Admin\AppData\Local\Temp\WinRAR.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WinRAR" /tr "C:\Users\Public\WinRAR.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:384

C:\Users\Public\WinRAR.exe
C:\Users\Public\WinRAR.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3320

C:\Users\Public\WinRAR.exe
C:\Users\Public\WinRAR.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\WinRAR.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
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Luxury Shield 7.1.exe

Filesize
7.5MB

MD5
9502776952e6900ae1f98934004b4293

SHA1
3905f80a539d37c648a5da1cc6dace16d3516c2c

SHA256
d8ca879cf734c21b84e3983a9245c4da2b38cfe23b1691e4ca265286c3782b1f

SHA512
cbef89e577c883283ce3e9bb48e2ba9eda010e40e6cb1a383d99e32b728a9553cdb83e0831c0bff961fd271cee4eab921f53c97d9412e87bec4d0498400b5fbb

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

Filesize
226KB

MD5
60219035e32ad00d4c691a1bdc6455fb

SHA1
5f3740fcf89a95437ce184cfe22f23ed8b5b9254

SHA256
e005f5c2e4fdd277ced1ae42272b864e47de334e0d2a1043f24c21253da18ae5

SHA512
b98eb125f7812ac5d2243bd0d6ee07e918af5d0a46d86a6b242a7d8f91dbaaa48fabb562c316abbbf93db0c5ffc3a16184233000b379bafcdb3104c470055fc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ogqvog1w.4bt.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/184-66-0x0000000000D80000-0x00000000020E0000-memory.dmp

Filesize
19.4MB

Download
memory/184-65-0x0000000000D80000-0x00000000020E0000-memory.dmp

Filesize
19.4MB

Download
memory/184-67-0x0000000000D80000-0x00000000020E0000-memory.dmp

Filesize
19.4MB

Download
memory/184-41-0x0000000000D80000-0x00000000020E0000-memory.dmp

Filesize
19.4MB

Download
memory/1980-55-0x0000000000690000-0x00000000006CE000-memory.dmp

Filesize
248KB

Download
memory/3460-13-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3460-17-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3460-14-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3460-12-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3460-2-0x00000185BC5B0000-0x00000185BC5D2000-memory.dmp

Filesize
136KB

Download
memory/3748-18-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3748-56-0x00007FFA1ADC0000-0x00007FFA1B881000-memory.dmp

Filesize
10.8MB

Download
memory/3748-0-0x00007FFA1ADC3000-0x00007FFA1ADC5000-memory.dmp

Filesize
8KB

Download
memory/3748-1-0x0000000000BC0000-0x0000000001366000-memory.dmp

Filesize
7.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads