agenttesla | 0490ebfdc2e5cfbd0562358c035cbee8b5b7920e5f7ef2c78a76080fce31d985

General

Target

rlJPEcInJxOdLje.exe
Size

852KB
MD5

07817c3519548de3be1d127fabdb7ec6
SHA1

e8aac6b4a4bda400e035e9abce8005840150bcdd
SHA256

fb28a89e1067428e1cd2c8fd9d41d297a09e5e1f6a1698f70d56871a49f8bc51
SHA512

f4e4a44d5ada100f7f0535cdb40850987eb1501fd76665c28e9bed81cdafa07c9b8ebd2271972b783327033433ed02049d348adeb3e308a8a9127970c1049719

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ereglitso.org.tr
Port:
587
Username:
[email protected]
Password:
=itbvqD+KGPp

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/5064-138-0x0000000000400000-0x000000000044C000-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:

rlJPEcInJxOdLje.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	rlJPEcInJxOdLje.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:

rlJPEcInJxOdLje.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rlJPEcInJxOdLje.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rlJPEcInJxOdLje.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rlJPEcInJxOdLje.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

rlJPEcInJxOdLje.exe

description pid process target process

PID 504 set thread context of 5064 504 rlJPEcInJxOdLje.exe rlJPEcInJxOdLje.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

528 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rlJPEcInJxOdLje.exe

pid process

5064 rlJPEcInJxOdLje.exe
5064 rlJPEcInJxOdLje.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rlJPEcInJxOdLje.exe

description pid process

Token: SeDebugPrivilege 5064 rlJPEcInJxOdLje.exe

description	pid	process	target process
PID 504 set thread context of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe

pid	process
528	schtasks.exe

pid	process
5064	rlJPEcInJxOdLje.exe
5064	rlJPEcInJxOdLje.exe

description	pid	process
Token: SeDebugPrivilege	5064	rlJPEcInJxOdLje.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rlJPEcInJxOdLje.exe

description	pid	process	target process
PID 504 wrote to memory of 528	504	rlJPEcInJxOdLje.exe	schtasks.exe
PID 504 wrote to memory of 528	504	rlJPEcInJxOdLje.exe	schtasks.exe
PID 504 wrote to memory of 528	504	rlJPEcInJxOdLje.exe	schtasks.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe
PID 504 wrote to memory of 5064	504	rlJPEcInJxOdLje.exe	rlJPEcInJxOdLje.exe

outlook_office_path 1 IoCs

Processes:

rlJPEcInJxOdLje.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rlJPEcInJxOdLje.exe

outlook_win_path 1 IoCs

Processes:

rlJPEcInJxOdLje.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rlJPEcInJxOdLje.exe

C:\Users\Admin\AppData\Local\Temp\rlJPEcInJxOdLje.exe
"C:\Users\Admin\AppData\Local\Temp\rlJPEcInJxOdLje.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:504

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xZwIXYQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA3B2.tmp"
2⤵
- Creates scheduled task(s)
PID:528

C:\Users\Admin\AppData\Local\Temp\rlJPEcInJxOdLje.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5064

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\rlJPEcInJxOdLje.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA3B2.tmp
Filesize
1KB

MD5
b50d870c1a91a7ef79c1d2ae92b40f82

SHA1
f636f740e469ad4ce2a66d687172ddee03869ffc

SHA256
6d69589b08f40955666aaaeed550fc1400a6e0b5d230bf3370e6b8482121a583

SHA512
8228aa01eb22bd577cf072597fa7ff0ed42959d8f7eeb3c0fb475390a1d7330e36df140944107219054be1a9d6e45b22dc04eab946e01bb9415cc3d11c5e2468

Download Submit
memory/504-130-0x0000000000670000-0x000000000074C000-memory.dmp

Filesize
880KB

Download
memory/504-131-0x0000000005580000-0x0000000005B24000-memory.dmp

Filesize
5.6MB

Download
memory/504-132-0x0000000004FD0000-0x0000000005062000-memory.dmp

Filesize
584KB

Download
memory/504-133-0x0000000005070000-0x000000000507A000-memory.dmp

Filesize
40KB

Download
memory/504-134-0x00000000078F0000-0x000000000798C000-memory.dmp

Filesize
624KB

Download
memory/528-135-0x0000000000000000-mapping.dmp

Download
memory/5064-137-0x0000000000000000-mapping.dmp

Download
memory/5064-138-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5064-140-0x0000000005D00000-0x0000000005D66000-memory.dmp

Filesize
408KB

Download
memory/5064-141-0x0000000006370000-0x00000000063C0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads