xworm | ca608f15c34d7526591d75a76d1a29ef03e17c133ef2dfb7dda09be631d0e449

Analysis

max time kernel
457s
max time network
1181s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 20:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

gjruheigerg.exe
Size

84KB
MD5

b5fbb4aec5eaf3f64a592e72ac30a1ab
SHA1

993b36feeb223032ec7a536687cfe37ddf2ffd39
SHA256

ca608f15c34d7526591d75a76d1a29ef03e17c133ef2dfb7dda09be631d0e449
SHA512

8768a68783e11654da0815b574e7e20c3cdaa4b4f710b6d288f9a69082f040177d32b2fdaf34b42239308ea21d4e3fc4319b67145b0f2b8126a4fc7a007dcc53
SSDEEP

1536:Xb5H+OMwTEBrZ5idVjzXGbhpTw6DG6GiyoAOsjJKVV4yAETSAJ0iH:rgG0FkbH2bhpM6NAOsViyylyY

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

79.202.250.5:80

Attributes

Install_directory
%Temp%
install_file
discord_autoupdaterconfifm.exe
telegram
https://api.telegram.org/bot7345950584:AAH5ca8n_1S4bD12cZuSsr23SjFGXJYzRk0

Signatures

Detect Xworm Payload 2 IoCs

Processes:

resource yara_rule

behavioral3/memory/3436-1-0x0000000000260000-0x000000000027C000-memory.dmp family_xworm
C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe 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

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

pid process

1752 powershell.exe
4760 powershell.exe
3988 powershell.exe
996 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

Processes:

gjruheigerg.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation gjruheigerg.exe
Executes dropped EXE 1 IoCs

Processes:

discord_autoupdaterconfifm.exe

pid process

2296 discord_autoupdaterconfifm.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.

Processes:

flow ioc

14 ip-api.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2304 timeout.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

Processes:

schtasks.exe

pid process

4508 schtasks.exe
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exegjruheigerg.exe

pid process

1752 powershell.exe
1752 powershell.exe
4760 powershell.exe
4760 powershell.exe
3988 powershell.exe
3988 powershell.exe
996 powershell.exe
996 powershell.exe
3436 gjruheigerg.exe

resource	yara_rule
behavioral3/memory/3436-1-0x0000000000260000-0x000000000027C000-memory.dmp	family_xworm
C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe	family_xworm

pid	process
1752	powershell.exe
4760	powershell.exe
3988	powershell.exe
996	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	gjruheigerg.exe

pid	process
2296	discord_autoupdaterconfifm.exe

flow	ioc
14	ip-api.com

pid	process
2304	timeout.exe

pid	process
4508	schtasks.exe

pid	process
1752	powershell.exe
1752	powershell.exe
4760	powershell.exe
4760	powershell.exe
3988	powershell.exe
3988	powershell.exe
996	powershell.exe
996	powershell.exe
3436	gjruheigerg.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

gjruheigerg.exepowershell.exepowershell.exepowershell.exepowershell.exediscord_autoupdaterconfifm.exe

description	pid	process
Token: SeDebugPrivilege	3436	gjruheigerg.exe
Token: SeDebugPrivilege	1752	powershell.exe
Token: SeDebugPrivilege	4760	powershell.exe
Token: SeDebugPrivilege	3988	powershell.exe
Token: SeDebugPrivilege	996	powershell.exe
Token: SeDebugPrivilege	3436	gjruheigerg.exe
Token: SeDebugPrivilege	2296	discord_autoupdaterconfifm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

gjruheigerg.exe

pid process

3436 gjruheigerg.exe

pid	process
3436	gjruheigerg.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

gjruheigerg.execmd.exe

description	pid	process	target process
PID 3436 wrote to memory of 1752	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 1752	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 4760	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 4760	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 3988	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 3988	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 996	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 996	3436	gjruheigerg.exe	powershell.exe
PID 3436 wrote to memory of 4508	3436	gjruheigerg.exe	schtasks.exe
PID 3436 wrote to memory of 4508	3436	gjruheigerg.exe	schtasks.exe
PID 3436 wrote to memory of 1876	3436	gjruheigerg.exe	schtasks.exe
PID 3436 wrote to memory of 1876	3436	gjruheigerg.exe	schtasks.exe
PID 3436 wrote to memory of 4764	3436	gjruheigerg.exe	cmd.exe
PID 3436 wrote to memory of 4764	3436	gjruheigerg.exe	cmd.exe
PID 4764 wrote to memory of 2304	4764	cmd.exe	timeout.exe
PID 4764 wrote to memory of 2304	4764	cmd.exe	timeout.exe

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\gjruheigerg.exe
"C:\Users\Admin\AppData\Local\Temp\gjruheigerg.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3436

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\gjruheigerg.exe'
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1752

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'gjruheigerg.exe'
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4760

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\discord_autoupdaterconfifm.exe'
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3988

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'discord_autoupdaterconfifm.exe'
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:996

C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "discord_autoupdaterconfifm" /tr "C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:4508

C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /delete /f /tn "discord_autoupdaterconfifm"
2⤵
PID:1876

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpEB3B.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:4764

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:2304

C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe
C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2296

Network

MITRE ATT&CK Matrix ATT&CK v13

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
34f595487e6bfd1d11c7de88ee50356a

SHA1
4caad088c15766cc0fa1f42009260e9a02f953bb

SHA256
0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d

SHA512
10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b

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_2dlsu2md.0wo.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\discord_autoupdaterconfifm.exe
Filesize
84KB

MD5
b5fbb4aec5eaf3f64a592e72ac30a1ab

SHA1
993b36feeb223032ec7a536687cfe37ddf2ffd39

SHA256
ca608f15c34d7526591d75a76d1a29ef03e17c133ef2dfb7dda09be631d0e449

SHA512
8768a68783e11654da0815b574e7e20c3cdaa4b4f710b6d288f9a69082f040177d32b2fdaf34b42239308ea21d4e3fc4319b67145b0f2b8126a4fc7a007dcc53

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEB3B.tmp.bat
Filesize
163B

MD5
23fb3d0503af1712e8b24a9d174e80ad

SHA1
ecd2bc61c8b6c1d3e0672ba38d5a50407e835446

SHA256
fa657fcd3364330284ae0099ab88feee86deecde2ba7abd2df1564130bb3ad22

SHA512
8b2e5c5727e711a2d29a39e67f72b6fecc97f1818f5676ba14a718ece6873a61ab0613489065eb9708792952ce62bb0f6dd45a9aaa5bd5d78da0e6ea1c9ebc0b

Download Submit
memory/1752-13-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/1752-18-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/1752-15-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/1752-14-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/1752-8-0x0000023BC6C00000-0x0000023BC6C22000-memory.dmp

Filesize
136KB

Download
memory/3436-1-0x0000000000260000-0x000000000027C000-memory.dmp

Filesize
112KB

Download
memory/3436-54-0x00007FFF9E763000-0x00007FFF9E765000-memory.dmp

Filesize
8KB

Download
memory/3436-55-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/3436-2-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/3436-63-0x00007FFF9E760000-0x00007FFF9F221000-memory.dmp

Filesize
10.8MB

Download
memory/3436-0-0x00007FFF9E763000-0x00007FFF9E765000-memory.dmp

Filesize
8KB

Download