xworm | d8f968a5732220f35ab7094f13537d1d68405ed10362737848a87e5a71773e9d

Reason

Machine shutdown

General

Target

WaveTrial.exe
Size

86KB
MD5

5cb8f4aa69339acc85ef9d2ca60b0c07
SHA1

bb12de5f0a59eda98ba82e4a81dd24d80b8d7844
SHA256

d8f968a5732220f35ab7094f13537d1d68405ed10362737848a87e5a71773e9d
SHA512

f8908f96cfff0498b977c2d790709cc02408068999f520a9727e3eff4e260092fd1c1b8fcf13d0cc217298f0e91a0b55fb30f88bba515fa08ed8b66465c07540
SSDEEP

1536:VVOy37Fk3kKmog7DldgQatSL4Jj6+l7lbOL5zWx1fRkTqP6nPbuE1ONz5UrQWSK0:ctmog7DjgfmmbO14CP3ONzCrQC0

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:2619

20.ip.gl.ply.gg:2619

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/3208-0-0x0000000000990000-0x00000000009AC000-memory.dmp	family_xworm
behavioral2/files/0x0006000000022abc-60.dat	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat 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
2744	powershell.exe
4020	powershell.exe
1704	powershell.exe
3504	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	WaveTrial.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
1316	WaveLauncher

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-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WaveLauncher = "C:\\Users\\Admin\\AppData\\Roaming\\WaveLauncher"	WaveTrial.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
4680	schtasks.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "118"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2744	powershell.exe
2744	powershell.exe
4020	powershell.exe
4020	powershell.exe
1704	powershell.exe
1704	powershell.exe
3504	powershell.exe
3504	powershell.exe
3208	WaveTrial.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	3208	WaveTrial.exe
Token: SeDebugPrivilege	2744	powershell.exe
Token: SeDebugPrivilege	4020	powershell.exe
Token: SeDebugPrivilege	1704	powershell.exe
Token: SeDebugPrivilege	3504	powershell.exe
Token: SeDebugPrivilege	3208	WaveTrial.exe
Token: SeDebugPrivilege	1316	WaveLauncher
Token: SeShutdownPrivilege	2324	shutdown.exe
Token: SeRemoteShutdownPrivilege	2324	shutdown.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3208	WaveTrial.exe
4204	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 2744	3208	WaveTrial.exe	87
PID 3208 wrote to memory of 2744	3208	WaveTrial.exe	87
PID 3208 wrote to memory of 4020	3208	WaveTrial.exe	91
PID 3208 wrote to memory of 4020	3208	WaveTrial.exe	91
PID 3208 wrote to memory of 1704	3208	WaveTrial.exe	93
PID 3208 wrote to memory of 1704	3208	WaveTrial.exe	93
PID 3208 wrote to memory of 3504	3208	WaveTrial.exe	95
PID 3208 wrote to memory of 3504	3208	WaveTrial.exe	95
PID 3208 wrote to memory of 4680	3208	WaveTrial.exe	97
PID 3208 wrote to memory of 4680	3208	WaveTrial.exe	97
PID 3208 wrote to memory of 2324	3208	WaveTrial.exe	105
PID 3208 wrote to memory of 2324	3208	WaveTrial.exe	105

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\WaveTrial.exe
"C:\Users\Admin\AppData\Local\Temp\WaveTrial.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3208
- 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\WaveTrial.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WaveTrial.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4020
- 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\WaveLauncher'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1704
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WaveLauncher'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3504
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WaveLauncher" /tr "C:\Users\Admin\AppData\Roaming\WaveLauncher"
  2⤵
  - Creates scheduled task(s)
  PID:4680
- C:\Windows\SYSTEM32\shutdown.exe
  shutdown.exe /f /r /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2324

C:\Users\Admin\AppData\Roaming\WaveLauncher
C:\Users\Admin\AppData\Roaming\WaveLauncher
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1316

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa394c855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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

Filesize
944B

MD5
eb1ad317bd25b55b2bbdce8a28a74a94

SHA1
98a3978be4d10d62e7411946474579ee5bdc5ea6

SHA256
9e94e7c9ac6134ee30e79498558aa1a5a1ac79a643666c3f8922eed215dd3a98

SHA512
d011f266c0240d84470c0f9577cd9e4927309bd19bb38570ca9704ed8e1d159f9bea982a59d3eefef72ce7a10bd81208b82e88ef57c7af587f7437a89769adc0

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

Filesize
944B

MD5
ba169f4dcbbf147fe78ef0061a95e83b

SHA1
92a571a6eef49fff666e0f62a3545bcd1cdcda67

SHA256
5ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1

SHA512
8d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3xidq24w.nbb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\WaveLauncher

Filesize
86KB

MD5
5cb8f4aa69339acc85ef9d2ca60b0c07

SHA1
bb12de5f0a59eda98ba82e4a81dd24d80b8d7844

SHA256
d8f968a5732220f35ab7094f13537d1d68405ed10362737848a87e5a71773e9d

SHA512
f8908f96cfff0498b977c2d790709cc02408068999f520a9727e3eff4e260092fd1c1b8fcf13d0cc217298f0e91a0b55fb30f88bba515fa08ed8b66465c07540

Download Submit
memory/2744-12-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/2744-15-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/2744-18-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/2744-14-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/2744-13-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/2744-7-0x000002A6AA930000-0x000002A6AA952000-memory.dmp

Filesize
136KB

Download
memory/3208-0-0x0000000000990000-0x00000000009AC000-memory.dmp

Filesize
112KB

Download
memory/3208-56-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/3208-57-0x00007FF91BA53000-0x00007FF91BA55000-memory.dmp

Filesize
8KB

Download
memory/3208-58-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download
memory/3208-59-0x000000001DC40000-0x000000001DF90000-memory.dmp

Filesize
3.3MB

Download
memory/3208-1-0x00007FF91BA53000-0x00007FF91BA55000-memory.dmp

Filesize
8KB

Download
memory/3208-64-0x00007FF91BA50000-0x00007FF91C511000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads