agenttesla | 85c50841a484f05259b3f8e02ed444c0403f605d33f9ee9b0afbceccadc73892

General

Target

DOCX.exe
Size

910KB
MD5

399616465c043be87b1448bdde5c3b20
SHA1

2f86f7263563942b23907e2c9868edcb6588fc1a
SHA256

85c50841a484f05259b3f8e02ed444c0403f605d33f9ee9b0afbceccadc73892
SHA512

62729924227b5418291c5e863c3984ab4995403e5a3ef294cda7a01a4b8c9c8f9398add57bd48e038ded99a5c95bdd5be60670befd4b4210a7246f2e696cb853

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
DANIEL3116

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
DANIEL3116

Signatures

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

DOCX.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation DOCX.exe
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
T1081
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
T1081
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
T1081

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	DOCX.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

DOCX.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCX.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCX.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCX.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

DOCX.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HSpMzoJ = "C:\\Users\\Admin\\AppData\\Roaming\\HSpMzoJ\\HSpMzoJ.exe"	DOCX.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DOCX.exe

description pid process target process

PID 4104 set thread context of 2464 4104 DOCX.exe DOCX.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

3484 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

DOCX.exepowershell.exeDOCX.exe

pid process

4104 DOCX.exe
4104 DOCX.exe
3684 powershell.exe
2464 DOCX.exe
2464 DOCX.exe
3684 powershell.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

DOCX.exe

pid process

2464 DOCX.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DOCX.exepowershell.exeDOCX.exe

description pid process

Token: SeDebugPrivilege 4104 DOCX.exe
Token: SeDebugPrivilege 3684 powershell.exe
Token: SeDebugPrivilege 2464 DOCX.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

DOCX.exe

pid process

2464 DOCX.exe

description	pid	process	target process
PID 4104 set thread context of 2464	4104	DOCX.exe	DOCX.exe

pid	process
3484	schtasks.exe

pid	process
4104	DOCX.exe
4104	DOCX.exe
3684	powershell.exe
2464	DOCX.exe
2464	DOCX.exe
3684	powershell.exe

pid	process
2464	DOCX.exe

description	pid	process
Token: SeDebugPrivilege	4104	DOCX.exe
Token: SeDebugPrivilege	3684	powershell.exe
Token: SeDebugPrivilege	2464	DOCX.exe

pid	process
2464	DOCX.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

DOCX.exe

description	pid	process	target process
PID 4104 wrote to memory of 3684	4104	DOCX.exe	powershell.exe
PID 4104 wrote to memory of 3684	4104	DOCX.exe	powershell.exe
PID 4104 wrote to memory of 3684	4104	DOCX.exe	powershell.exe
PID 4104 wrote to memory of 3484	4104	DOCX.exe	schtasks.exe
PID 4104 wrote to memory of 3484	4104	DOCX.exe	schtasks.exe
PID 4104 wrote to memory of 3484	4104	DOCX.exe	schtasks.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe
PID 4104 wrote to memory of 2464	4104	DOCX.exe	DOCX.exe

outlook_office_path 1 IoCs

Processes:

DOCX.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCX.exe

outlook_win_path 1 IoCs

Processes:

DOCX.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCX.exe

C:\Users\Admin\AppData\Local\Temp\DOCX.exe
"C:\Users\Admin\AppData\Local\Temp\DOCX.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4104

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lZdwVCul.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3684

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lZdwVCul" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2376.tmp"
2⤵
- Creates scheduled task(s)
PID:3484

C:\Users\Admin\AppData\Local\Temp\DOCX.exe
"C:\Users\Admin\AppData\Local\Temp\DOCX.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2464

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2376.tmp
Filesize
1KB

MD5
0518562ee4071e89fa989ef014b4dfaa

SHA1
ece334c2cba04dd51d4df2477b31819d095f0e4b

SHA256
0b6ada8f680a4d95d43c6a24a86ce2869a686e85c3d22a89c8f5c228f7649e69

SHA512
03d6abbab41372e139527f6aefb2bb7f59661b002739efc3afcfb288195e5970aa89b9ed9bd8ff5c03c9e5d1b1e70c7978ec81fc17b6220399fc1f2b0ca824ce

Download Submit
memory/2464-153-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/2464-142-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2464-140-0x0000000000000000-mapping.dmp

Download
memory/3484-137-0x0000000000000000-mapping.dmp

Download
memory/3684-136-0x0000000000000000-mapping.dmp

Download
memory/3684-151-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

Filesize
40KB

Download
memory/3684-156-0x0000000007E70000-0x0000000007E78000-memory.dmp

Filesize
32KB

Download
memory/3684-138-0x0000000005280000-0x00000000052B6000-memory.dmp

Filesize
216KB

Download
memory/3684-155-0x0000000007E90000-0x0000000007EAA000-memory.dmp

Filesize
104KB

Download
memory/3684-141-0x0000000005960000-0x0000000005F88000-memory.dmp

Filesize
6.2MB

Download
memory/3684-154-0x0000000007D80000-0x0000000007D8E000-memory.dmp

Filesize
56KB

Download
memory/3684-152-0x0000000007DD0000-0x0000000007E66000-memory.dmp

Filesize
600KB

Download
memory/3684-143-0x00000000058A0000-0x00000000058C2000-memory.dmp

Filesize
136KB

Download
memory/3684-144-0x0000000006180000-0x00000000061E6000-memory.dmp

Filesize
408KB

Download
memory/3684-145-0x0000000006850000-0x000000000686E000-memory.dmp

Filesize
120KB

Download
memory/3684-146-0x00000000077F0000-0x0000000007822000-memory.dmp

Filesize
200KB

Download
memory/3684-147-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/3684-148-0x0000000006DF0000-0x0000000006E0E000-memory.dmp

Filesize
120KB

Download
memory/3684-149-0x0000000008190000-0x000000000880A000-memory.dmp

Filesize
6.5MB

Download
memory/3684-150-0x0000000007B50000-0x0000000007B6A000-memory.dmp

Filesize
104KB

Download
memory/4104-130-0x0000000000440000-0x0000000000528000-memory.dmp

Filesize
928KB

Download
memory/4104-132-0x0000000004F00000-0x0000000004F92000-memory.dmp

Filesize
584KB

Download
memory/4104-131-0x00000000055E0000-0x0000000005B84000-memory.dmp

Filesize
5.6MB

Download
memory/4104-133-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

Filesize
40KB

Download
memory/4104-134-0x0000000008AC0000-0x0000000008B5C000-memory.dmp

Filesize
624KB

Download
memory/4104-135-0x00000000094F0000-0x0000000009556000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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