agenttesla | 5c4936b5fb84ffef88404aa02b889bd1bb3edb999e70d7b3a1fd179c6fef96ac

General

Target

N DOCUMENTS.exe
Size

1.1MB
MD5

440faaa42ef0d21bd30d04585880605f
SHA1

1f285bac25369f93edde9d6077af7ac81e86edb1
SHA256

5c4936b5fb84ffef88404aa02b889bd1bb3edb999e70d7b3a1fd179c6fef96ac
SHA512

110be6b3ed1ca2412c7122b73fd22b3b9807649b382469d017284a39b2fb1bbc502bacf1542873cb977a90048b03504ba079c49453216bb5b7acd9a75f667f2c
SSDEEP

12288:/ndw0fWL//kwmoPdNKPvnAEkIrmLLyoVyXPyH32hQyiqwUqAlL1WTw9U:VtfWLnkwnmPAEbrmqPmsuSqtw9

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1154163108810588211/AgBZL7rJGi1lCJ3uO1rvgKfc1qmRuByZTYoR6aW5Mhtyib0G80WMYTnWUdgK97WvE8rG

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

N DOCUMENTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	N DOCUMENTS.exe
Key opened	\REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	N DOCUMENTS.exe
Key opened	\REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	N DOCUMENTS.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

N DOCUMENTS.exe

description pid process target process

PID 4364 set thread context of 3752 4364 N DOCUMENTS.exe N DOCUMENTS.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

N DOCUMENTS.exeN DOCUMENTS.exe

pid process

4364 N DOCUMENTS.exe
4364 N DOCUMENTS.exe
3752 N DOCUMENTS.exe
3752 N DOCUMENTS.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

N DOCUMENTS.exeN DOCUMENTS.exe

description pid process

Token: SeDebugPrivilege 4364 N DOCUMENTS.exe
Token: SeDebugPrivilege 3752 N DOCUMENTS.exe

description	pid	process	target process
PID 4364 set thread context of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe

pid	process
4364	N DOCUMENTS.exe
4364	N DOCUMENTS.exe
3752	N DOCUMENTS.exe
3752	N DOCUMENTS.exe

description	pid	process
Token: SeDebugPrivilege	4364	N DOCUMENTS.exe
Token: SeDebugPrivilege	3752	N DOCUMENTS.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

N DOCUMENTS.exe

description	pid	process	target process
PID 4364 wrote to memory of 4284	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 4284	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 4284	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe
PID 4364 wrote to memory of 3752	4364	N DOCUMENTS.exe	N DOCUMENTS.exe

outlook_office_path 1 IoCs

Processes:

N DOCUMENTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	N DOCUMENTS.exe

outlook_win_path 1 IoCs

Processes:

N DOCUMENTS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	N DOCUMENTS.exe

C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe
"C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4364

C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe
"C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe"
2⤵
PID:4284

C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe
"C:\Users\Admin\AppData\Local\Temp\N DOCUMENTS.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\N DOCUMENTS.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3752-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3752-21-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3752-20-0x0000000006730000-0x0000000006780000-memory.dmp

Filesize
320KB

Download
memory/3752-19-0x0000000005960000-0x00000000059C6000-memory.dmp

Filesize
408KB

Download
memory/3752-18-0x0000000005950000-0x0000000005960000-memory.dmp

Filesize
64KB

Download
memory/3752-17-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4364-5-0x0000000005930000-0x000000000593A000-memory.dmp

Filesize
40KB

Download
memory/4364-6-0x0000000005AF0000-0x0000000005B0C000-memory.dmp

Filesize
112KB

Download
memory/4364-9-0x0000000005B10000-0x0000000005B20000-memory.dmp

Filesize
64KB

Download
memory/4364-10-0x0000000005EB0000-0x0000000005EC0000-memory.dmp

Filesize
64KB

Download
memory/4364-11-0x000000000C630000-0x000000000C6AC000-memory.dmp

Filesize
496KB

Download
memory/4364-12-0x000000000FCD0000-0x000000000FD6C000-memory.dmp

Filesize
624KB

Download
memory/4364-7-0x0000000005E00000-0x0000000005E0C000-memory.dmp

Filesize
48KB

Download
memory/4364-8-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4364-1-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4364-16-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/4364-4-0x0000000005B10000-0x0000000005B20000-memory.dmp

Filesize
64KB

Download
memory/4364-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

Filesize
584KB

Download
memory/4364-2-0x0000000005ED0000-0x0000000006474000-memory.dmp

Filesize
5.6MB

Download
memory/4364-0-0x0000000000E20000-0x0000000000F3C000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads