agenttesla | caf65e84911a0a9c41c63bde364f52cfe70b7f768d0c5daac67501c5f3fbf0fe

General

Target

soaMay2020pdf.exe
Size

611KB
MD5

669256671009488ea28cd80afddb0ccc
SHA1

3d2f08956221190057d84428f17b80607d979304
SHA256

8beeeeda5eedb1246f95b8c4f658e71dc5f709dd00454da770d1529a87b2b810
SHA512

c8a5574fa79e029781eab19860e4be2abf28c56bfeb7a4fb54b0bc6c18f10cb4319ee2a331cf53bb7a71fc31318457cda68311bb540341890a93dc6b237b6bf4

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
secure231.servconfig.com
Port:
587
Username:
info@eltaef.com
Password:
eltaefSH6548883

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/3208-139-0x0000000000400000-0x0000000000452000-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:

soaMay2020pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	soaMay2020pdf.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 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
Suspicious use of SetThreadContext 1 IoCs

Processes:

soaMay2020pdf.exe

description pid process target process

PID 1588 set thread context of 3208 1588 soaMay2020pdf.exe soaMay2020pdf.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

1048 schtasks.exe

description	pid	process	target process
PID 1588 set thread context of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe

pid	process
1048	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

soaMay2020pdf.exesoaMay2020pdf.exe

pid	process
1588	soaMay2020pdf.exe
1588	soaMay2020pdf.exe
1588	soaMay2020pdf.exe
1588	soaMay2020pdf.exe
1588	soaMay2020pdf.exe
1588	soaMay2020pdf.exe
3208	soaMay2020pdf.exe
3208	soaMay2020pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

soaMay2020pdf.exesoaMay2020pdf.exe

description pid process

Token: SeDebugPrivilege 1588 soaMay2020pdf.exe
Token: SeDebugPrivilege 3208 soaMay2020pdf.exe

description	pid	process
Token: SeDebugPrivilege	1588	soaMay2020pdf.exe
Token: SeDebugPrivilege	3208	soaMay2020pdf.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

soaMay2020pdf.exe

description	pid	process	target process
PID 1588 wrote to memory of 1048	1588	soaMay2020pdf.exe	schtasks.exe
PID 1588 wrote to memory of 1048	1588	soaMay2020pdf.exe	schtasks.exe
PID 1588 wrote to memory of 1048	1588	soaMay2020pdf.exe	schtasks.exe
PID 1588 wrote to memory of 3640	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3640	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3640	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe
PID 1588 wrote to memory of 3208	1588	soaMay2020pdf.exe	soaMay2020pdf.exe

C:\Users\Admin\AppData\Local\Temp\soaMay2020pdf.exe
"C:\Users\Admin\AppData\Local\Temp\soaMay2020pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\faKgHF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4AE4.tmp"
2⤵
- Creates scheduled task(s)
PID:1048

C:\Users\Admin\AppData\Local\Temp\soaMay2020pdf.exe
"{path}"
2⤵
PID:3640

C:\Users\Admin\AppData\Local\Temp\soaMay2020pdf.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3208

Network

MITRE ATT&CK Matrix ATT&CK 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

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4AE4.tmp
Filesize
1KB

MD5
8f633914942ff215d23dfd69e981827a

SHA1
8f6b5fddbf4d21f83dac40861956d03f9eb94b94

SHA256
f78265476018b50f87680758cb96d965835c92240ca8c807841db1b6a0ad25af

SHA512
583b568cb5a141b4c70e869a04fdf69548fb67e1e9437cdcba65538d9431a5ca81418014237dd02648238d43cd63327f83b414b72953fdf9ee54c55ca3a57d27

Download Submit
memory/1048-135-0x0000000000000000-mapping.dmp

Download
memory/1588-130-0x0000000000E00000-0x0000000000EA0000-memory.dmp

Filesize
640KB

Download
memory/1588-131-0x0000000006000000-0x00000000065A4000-memory.dmp

Filesize
5.6MB

Download
memory/1588-132-0x0000000005BF0000-0x0000000005C82000-memory.dmp

Filesize
584KB

Download
memory/1588-133-0x0000000005BE0000-0x0000000005BEA000-memory.dmp

Filesize
40KB

Download
memory/1588-134-0x0000000009950000-0x00000000099EC000-memory.dmp

Filesize
624KB

Download
memory/3208-138-0x0000000000000000-mapping.dmp

Download
memory/3208-139-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3208-140-0x00000000066F0000-0x0000000006756000-memory.dmp

Filesize
408KB

Download
memory/3208-141-0x0000000003020000-0x0000000003070000-memory.dmp

Filesize
320KB

Download
memory/3640-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads