agenttesla | 4deb0f08ddd189fab483b1efcabcaf507e43a68d255ca87e1ffa32f248f1f8ac

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 17:19

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General

Target

Doc0781123608.exe
Size

94KB
MD5

9f170077dff189a195a49d2e2904b1d6
SHA1

9467dbf8dd36ebb899eed2200ab0eb5fcabc5604
SHA256

4deb0f08ddd189fab483b1efcabcaf507e43a68d255ca87e1ffa32f248f1f8ac
SHA512

a061207c5f11025de58d9bd143f2dc80612e8599b921b9e6d398e2394239cab702b0a9d6020eb899899df3b0a29976bf8c5043f8f2220d6a7a10d48aef7dc415
SSDEEP

1536:4glqLIQqCxlxFCxMk/joIAy/vezSTXU/JyLN0wKEsvp3hGH:VqLdPxlxFhTvAd22N5psv2H

Score

10^/10

agenttesla xworm keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
tCUWipA8mPMH

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
tCUWipA8mPMH
Email To:
[email protected]

Extracted

Family

xworm

Version

5.0

178.215.236.251:717

Mutex

0AVeWj1eTvHM3Un2

Attributes

Install_directory
%AppData%
install_file
XClient.exe
telegram
https://api.telegram.org/bot5987023205:AAFlvwKv3zD3wQ2CQAewIB6uU95uBQ25ip0/sendMessage?chat_id=5202962680

aes.plain

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect Xworm Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1416-4925-0x0000000000400000-0x0000000000412000-memory.dmp	family_xworm

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

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:

Doc0781123608.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	Doc0781123608.exe

Drops startup file 2 IoCs

Processes:

winnoclip.exe

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

Executes dropped EXE 2 IoCs

Processes:

winnoclip.exewinnoclip.exe

pid process

2132 winnoclip.exe
1416 winnoclip.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
2132	winnoclip.exe
1416	winnoclip.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Doc0781123608.exewinnoclip.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tespad = "C:\\Users\\Admin\\documents\\tespad.exe"	Doc0781123608.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tespad = "C:\\Users\\Admin\\documents\\tespad.exe"	winnoclip.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

52 api.ipify.org
53 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Doc0781123608.exe

description pid process target process

PID 2912 set thread context of 4400 2912 Doc0781123608.exe Doc0781123608.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Doc0781123608.exewinnoclip.exe

pid process

4400 Doc0781123608.exe
4400 Doc0781123608.exe
1416 winnoclip.exe

flow	ioc
52	api.ipify.org
53	api.ipify.org

description	pid	process	target process
PID 2912 set thread context of 4400	2912	Doc0781123608.exe	Doc0781123608.exe

pid	process
4400	Doc0781123608.exe
4400	Doc0781123608.exe
1416	winnoclip.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

Doc0781123608.exeDoc0781123608.exewinnoclip.exe

description	pid	process
Token: SeDebugPrivilege	2912	Doc0781123608.exe
Token: SeDebugPrivilege	2912	Doc0781123608.exe
Token: SeDebugPrivilege	4400	Doc0781123608.exe
Token: SeDebugPrivilege	1416	winnoclip.exe
Token: SeDebugPrivilege	1416	winnoclip.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

winnoclip.exe

pid process

1416 winnoclip.exe

pid	process
1416	winnoclip.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Doc0781123608.exe

description	pid	process	target process
PID 2912 wrote to memory of 2132	2912	Doc0781123608.exe	winnoclip.exe
PID 2912 wrote to memory of 2132	2912	Doc0781123608.exe	winnoclip.exe
PID 2912 wrote to memory of 2132	2912	Doc0781123608.exe	winnoclip.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe
PID 2912 wrote to memory of 4400	2912	Doc0781123608.exe	Doc0781123608.exe

C:\Users\Admin\AppData\Local\Temp\Doc0781123608.exe
"C:\Users\Admin\AppData\Local\Temp\Doc0781123608.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2912

C:\Users\Admin\AppData\Local\Temp\winnoclip.exe
"C:\Users\Admin\AppData\Local\Temp\winnoclip.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2132

C:\Users\Admin\AppData\Local\Temp\winnoclip.exe
"C:\Users\Admin\AppData\Local\Temp\winnoclip.exe"
3⤵
- Drops startup file
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1416

C:\Users\Admin\AppData\Local\Temp\Doc0781123608.exe
"C:\Users\Admin\AppData\Local\Temp\Doc0781123608.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4400

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Doc0781123608.exe.log
Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\winnoclip.exe
Filesize
2.2MB

MD5
0d6c8496befd1990a5cbb5c9abb0dbf2

SHA1
c0cf9305415e132832a9675f21ce16b4b1470216

SHA256
53cbe0b200fc9234981c83d941e0b8857e6a988fce84aed8ad780a7d3348e1c9

SHA512
80f330976d1456a29ee4478a23e97f346344dbc99a7af98273512b20715462c5413ee35d437efd54c3ce3a57a25103e5d2c6cae6607c4753431e8de412e8f74a

Download Submit
memory/1416-4925-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2912-0-0x00000000750FE000-0x00000000750FF000-memory.dmp

Filesize
4KB

Download
memory/2912-1-0x0000000000230000-0x000000000024A000-memory.dmp

Filesize
104KB

Download
memory/2912-2-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/2912-3-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2912-4-0x0000000006E40000-0x0000000007298000-memory.dmp

Filesize
4.3MB

Download
memory/2912-10-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-14-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-16-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-18-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-26-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-40-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-42-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-52-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-58-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-68-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-66-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-64-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-62-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-60-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-56-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-54-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-50-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-48-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-46-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-44-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-38-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-36-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-34-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-32-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-28-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-24-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-31-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-20-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-22-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-12-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-8-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-7-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-5-0x0000000006E40000-0x0000000007292000-memory.dmp

Filesize
4.3MB

Download
memory/2912-4891-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2912-4892-0x00000000087B0000-0x0000000008A42000-memory.dmp

Filesize
2.6MB

Download
memory/2912-4893-0x0000000005610000-0x000000000565C000-memory.dmp

Filesize
304KB

Download
memory/2912-4894-0x00000000750FE000-0x00000000750FF000-memory.dmp

Filesize
4KB

Download
memory/2912-4895-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2912-4896-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2912-4907-0x0000000008FF0000-0x0000000009594000-memory.dmp

Filesize
5.6MB

Download
memory/2912-4908-0x00000000009D0000-0x0000000000A24000-memory.dmp

Filesize
336KB

Download
memory/2912-4913-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4400-4914-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4400-4915-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4400-4916-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4400-4917-0x00000000053B0000-0x0000000005416000-memory.dmp

Filesize
408KB

Download
memory/4400-4918-0x00000000067D0000-0x0000000006820000-memory.dmp

Filesize
320KB

Download
memory/4400-4919-0x00000000068C0000-0x000000000695C000-memory.dmp

Filesize
624KB

Download
memory/4400-4920-0x0000000006A00000-0x0000000006A92000-memory.dmp

Filesize
584KB

Download
memory/4400-4921-0x0000000006970000-0x000000000697A000-memory.dmp

Filesize
40KB

Download
memory/4400-4922-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download