agenttesla | 3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d

General

Target

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
Size

579KB
MD5

4b22fb58751575aa519aae5e1ca8841c
SHA1

36b679ba9fb83058600b0a5f12ac30dcce4c002c
SHA256

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d
SHA512

ec5cf1b523ed05dc40fb2070907260b781140c4f605fcc5fdc628829b0d9380bb87645e7e4a2e1b258ba950a1131757c4f34c7e53ae0ccd1013857581a1f622a

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.greenhornechem.com
Port:
587
Username:
[email protected]
Password:
^fpNyGmQa2

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4476-137-0x0000000000400000-0x000000000044C000-memory.dmp	family_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:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	pid	process	target process
PID 1464 set thread context of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.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

116 schtasks.exe

pid	process
116	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

pid	process
4476	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
4476	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description pid process

Token: SeDebugPrivilege 4476 3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	pid	process
Token: SeDebugPrivilege	4476	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	pid	process	target process
PID 1464 wrote to memory of 116	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	schtasks.exe
PID 1464 wrote to memory of 116	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	schtasks.exe
PID 1464 wrote to memory of 116	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	schtasks.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
PID 1464 wrote to memory of 4476	1464	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

outlook_office_path 1 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

outlook_win_path 1 IoCs

Processes:

3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe

C:\Users\Admin\AppData\Local\Temp\3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
"C:\Users\Admin\AppData\Local\Temp\3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ONobzf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp927C.tmp"
2⤵
- Creates scheduled task(s)
PID:116

C:\Users\Admin\AppData\Local\Temp\3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4476

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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\Microsoft\CLR_v4.0_32\UsageLogs\3298b7890071ea9442142d9f030802b738664152a1f07fbabe629b72b0ea7b3d.exe.log
Filesize
507B

MD5
ab4c71d3ff6255edd4e5c1e09540f49e

SHA1
22e06bf4e258741b5df918061871cba998c50cea

SHA256
1690fec628f775dd3c3385b800eed126b37978ef2ffd592b024052724caafb5a

SHA512
8fa7d0045796e6cda7c28e2b9a690ef550619828c1b5d0ebf8e8367aff4bf4d9f63121e5b4f199d30cb8006eb584c6767f4c59150749b8256dab9dd0ebd9f1af

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp927C.tmp
Filesize
1KB

MD5
0e25e378715c2dfdbdd9b519b5ea9c37

SHA1
5f5b61033d23fdc825f1b6a553bcb4982e4a3962

SHA256
ae720d925f7ede3ff99afa24a7925c8e491e9dc2d120a68aa9f7ea6baccb1632

SHA512
1df95da17122e5c08d0b7052428a14f94fac403c6edbdeb2775698bf966dee5d8fde75644c4e4779a511099caef6cc58db96eb11aa12cc5cc42addcf741503f5

Download Submit
memory/116-134-0x0000000000000000-mapping.dmp

Download
memory/1464-130-0x0000000000560000-0x00000000005F8000-memory.dmp

Filesize
608KB

Download
memory/1464-131-0x0000000004F40000-0x0000000004FDC000-memory.dmp

Filesize
624KB

Download
memory/1464-132-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/1464-133-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download
memory/4476-136-0x0000000000000000-mapping.dmp

Download
memory/4476-137-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4476-139-0x00000000066A0000-0x0000000006706000-memory.dmp

Filesize
408KB

Download
memory/4476-140-0x0000000006D30000-0x0000000006D80000-memory.dmp

Filesize
320KB

Download
memory/4476-141-0x0000000007040000-0x000000000704A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads