agenttesla | a49d00a9871ef796b56370c6773587fd64107d00858df42e65a5b6c96d306d04

General

Target

dhl_doc7348255141.exe
Size

885KB
MD5

31bbcf0d50b50476c9c7dd8399a8a4ee
SHA1

4405c5619e9d343f1f5ec995afd7f5e52793d2b6
SHA256

9c8eb9c9b67abe15ffbe4d7589e59173f56a38a853bdb079362297270fdaf4d2
SHA512

fcf0e96d023678f69e86fc6bf03699fdcd16b37aa75a963ae49655d1b1e8120fe5d49967b739ad4169d65d225b7e460f60e39cef1e042d463af69be70679016b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.waltartosto.com
Port:
587
Username:
[email protected]
Password:
pZQhjl!9

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1400-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1400-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1400-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1400-64-0x000000000044793E-mapping.dmp	family_agenttesla
behavioral1/memory/1400-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1400-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

dhl_doc7348255141.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dhl_doc7348255141.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dhl_doc7348255141.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dhl_doc7348255141.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dhl_doc7348255141.exe

description pid process target process

PID 324 set thread context of 1400 324 dhl_doc7348255141.exe dhl_doc7348255141.exe

description	pid	process	target process
PID 324 set thread context of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

dhl_doc7348255141.exedhl_doc7348255141.exe

pid	process
324	dhl_doc7348255141.exe
324	dhl_doc7348255141.exe
324	dhl_doc7348255141.exe
324	dhl_doc7348255141.exe
324	dhl_doc7348255141.exe
1400	dhl_doc7348255141.exe
1400	dhl_doc7348255141.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

dhl_doc7348255141.exedhl_doc7348255141.exe

description pid process

Token: SeDebugPrivilege 324 dhl_doc7348255141.exe
Token: SeDebugPrivilege 1400 dhl_doc7348255141.exe

description	pid	process
Token: SeDebugPrivilege	324	dhl_doc7348255141.exe
Token: SeDebugPrivilege	1400	dhl_doc7348255141.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

dhl_doc7348255141.exe

description	pid	process	target process
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe
PID 324 wrote to memory of 1400	324	dhl_doc7348255141.exe	dhl_doc7348255141.exe

outlook_office_path 1 IoCs

Processes:

dhl_doc7348255141.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dhl_doc7348255141.exe

outlook_win_path 1 IoCs

Processes:

dhl_doc7348255141.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dhl_doc7348255141.exe

C:\Users\Admin\AppData\Local\Temp\dhl_doc7348255141.exe
"C:\Users\Admin\AppData\Local\Temp\dhl_doc7348255141.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:324

C:\Users\Admin\AppData\Local\Temp\dhl_doc7348255141.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1400

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/324-54-0x0000000000B20000-0x0000000000C04000-memory.dmp

Filesize
912KB

Download
memory/324-55-0x00000000001E0000-0x00000000001EA000-memory.dmp

Filesize
40KB

Download
memory/324-56-0x0000000004770000-0x00000000047D8000-memory.dmp

Filesize
416KB

Download
memory/324-57-0x0000000004350000-0x000000000439C000-memory.dmp

Filesize
304KB

Download
memory/1400-58-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-64-0x000000000044793E-mapping.dmp

Download
memory/1400-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1400-69-0x0000000076191000-0x0000000076193000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads