agenttesla | bd3690f0dafd5a4880e1d28c78c0e230451dc04b72ca97a030463d45f8a8ae19

General

Target

PO15410.EXE
Size

444KB
MD5

9b1519dc04911fd229573b20acad1983
SHA1

05e54448c5a980debe1f3b6478e3ff38b0abdaf9
SHA256

3c6e548734714e341da1909e80c49a7433955d630fc2eb4ddc9c1cd26d366c09
SHA512

0e7d57095af4af2b9ffbe7d94a33c346ea7da04a1df8300da2c9cd7661aeba77d91ba055f068ba75d2169fbf76a7c67cba728d5442aebc053c45bcea39a31a1b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tanzanitecoffee.co.tz
Port:
587
Username:
[email protected]
Password:
Tanzanitecoffee2018

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3732-116-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/3732-117-0x000000000040188B-mapping.dmp	family_agenttesla
behavioral1/memory/3732-118-0x00000000009F0000-0x0000000000A27000-memory.dmp	family_agenttesla
behavioral1/memory/3732-122-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Loads dropped DLL 1 IoCs

Processes:

PO15410.EXE

pid process

2132 PO15410.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

pid	process
2132	PO15410.EXE

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PO15410.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO15410.EXE
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO15410.EXE
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO15410.EXE

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO15410.EXE

description pid process target process

PID 2132 set thread context of 3732 2132 PO15410.EXE PO15410.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO15410.EXE

pid process

3732 PO15410.EXE
3732 PO15410.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO15410.EXE

description pid process

Token: SeDebugPrivilege 3732 PO15410.EXE

description	pid	process	target process
PID 2132 set thread context of 3732	2132	PO15410.EXE	PO15410.EXE

pid	process
3732	PO15410.EXE
3732	PO15410.EXE

description	pid	process
Token: SeDebugPrivilege	3732	PO15410.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

PO15410.EXE

description	pid	process	target process
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE
PID 2132 wrote to memory of 3732	2132	PO15410.EXE	PO15410.EXE

outlook_office_path 1 IoCs

Processes:

PO15410.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO15410.EXE

outlook_win_path 1 IoCs

Processes:

PO15410.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO15410.EXE

C:\Users\Admin\AppData\Local\Temp\PO15410.EXE
"C:\Users\Admin\AppData\Local\Temp\PO15410.EXE"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2132

C:\Users\Admin\AppData\Local\Temp\PO15410.EXE
"C:\Users\Admin\AppData\Local\Temp\PO15410.EXE"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsbE08E.tmp\xtoboozpmf.dll
MD5
f23b6a2bf1059f874ac2764883cabdb5

SHA1
d36c4b7a5a7daf33d98fdacd24fa4e070b738610

SHA256
e25f8dfba5d8f067cac8a03e0fcd19371baa2b0f9d94faca758565b4d9015a89

SHA512
f14ffb67fd1bf3705ef0d511f8261e86247322ca06726a60b513ef257e838dad27b29f1758c02a32228f01a6b2eeb7617d70ad1d7472b9c3a260d78c00bf8e55

Download Submit
memory/3732-116-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3732-117-0x000000000040188B-mapping.dmp

Download
memory/3732-118-0x00000000009F0000-0x0000000000A27000-memory.dmp

Filesize
220KB

Download
memory/3732-120-0x0000000004960000-0x0000000004961000-memory.dmp

Filesize
4KB

Download
memory/3732-121-0x0000000004F20000-0x0000000004F21000-memory.dmp

Filesize
4KB

Download
memory/3732-123-0x0000000004950000-0x0000000004951000-memory.dmp

Filesize
4KB

Download
memory/3732-122-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3732-124-0x0000000004952000-0x0000000004953000-memory.dmp

Filesize
4KB

Download
memory/3732-125-0x0000000004953000-0x0000000004954000-memory.dmp

Filesize
4KB

Download
memory/3732-126-0x0000000004954000-0x0000000004955000-memory.dmp

Filesize
4KB

Download
memory/3732-127-0x00000000057B0000-0x00000000057B1000-memory.dmp

Filesize
4KB

Download
memory/3732-128-0x00000000057E0000-0x00000000057E1000-memory.dmp

Filesize
4KB

Download
memory/3732-129-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/3732-130-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads