xworm | c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213

General

Target

c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
Size

69KB
MD5

81cb3e2ab304c4dde3bfd1c7104736eb
SHA1

0d17fe8ac5fdac8838d4bb8eeb234eb9bf96b258
SHA256

c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213
SHA512

d8d1cfe363e46bdf5a5dc0aecb5baf5155c663c1aeea165b4b6f54e38e16e1e200f455b25175037989ab592ed730692a3bc3958134bd67688b997e7d9d2c0e44
SSDEEP

1536:TqJOKanpCtrpBpGTkLXRLNYY4b2IbPdZ5mY6aeO966xZWPFta:mengrpmkZNYY4b2IrP5YO96CZWPPa

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

C2

daddy.linkpc.net:7000

Attributes

Install_directory
%AppData%
install_file
USB.exe
telegram
https://api.telegram.org/bot6659084379:AAHwYx_m5LGEEADvQo2F9Q3CbvJIfs0Hh7o/sendMessage?chat_id=5457636267

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/4832-0-0x0000000000E80000-0x0000000000E98000-memory.dmp	family_xworm
behavioral2/files/0x0008000000023482-47.dat	family_xworm

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

Detects Windows executables referencing non-Windows User-Agents 2 IoCs

resource	yara_rule
behavioral2/memory/4832-0-0x0000000000E80000-0x0000000000E98000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/files/0x0008000000023482-47.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Detects executables using Telegram Chat Bot 2 IoCs

resource	yara_rule
behavioral2/memory/4832-0-0x0000000000E80000-0x0000000000E98000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
behavioral2/files/0x0008000000023482-47.dat	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

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
3268	powershell.exe
2812	powershell.exe
4692	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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.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
4764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3268	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4832	c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
Token: SeDebugPrivilege	3268	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 3268	4832	c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe	87
PID 4832 wrote to memory of 3268	4832	c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe	87

C:\Users\Admin\AppData\Local\Temp\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
"C:\Users\Admin\AppData\Local\Temp\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4832
- 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\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3268
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  PID:2812
- 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\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  PID:4692
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213" /tr "C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe"
  2⤵
  - Creates scheduled task(s)
  PID:4764

C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
1⤵
PID:1436

C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
1⤵
PID:1848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.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
6d42b6da621e8df5674e26b799c8e2aa

SHA1
ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

SHA256
5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

SHA512
53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

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\Temp\__PSScriptPolicyTest_1qqfo11q.raz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe

Filesize
69KB

MD5
81cb3e2ab304c4dde3bfd1c7104736eb

SHA1
0d17fe8ac5fdac8838d4bb8eeb234eb9bf96b258

SHA256
c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213

SHA512
d8d1cfe363e46bdf5a5dc0aecb5baf5155c663c1aeea165b4b6f54e38e16e1e200f455b25175037989ab592ed730692a3bc3958134bd67688b997e7d9d2c0e44

Download Submit
memory/3268-14-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/3268-13-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/3268-17-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/3268-12-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/3268-11-0x000002D15D460000-0x000002D15D482000-memory.dmp

Filesize
136KB

Download
memory/4832-1-0x00007FFBF4693000-0x00007FFBF4695000-memory.dmp

Filesize
8KB

Download
memory/4832-49-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/4832-50-0x00007FFBF4693000-0x00007FFBF4695000-memory.dmp

Filesize
8KB

Download
memory/4832-51-0x00007FFBF4690000-0x00007FFBF5151000-memory.dmp

Filesize
10.8MB

Download
memory/4832-0-0x0000000000E80000-0x0000000000E98000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads