agenttesla | 990a43d16640d614c878efb810592bc94ededa121ade1938d7a42452ca5a49c0

General

Target

Quotation.exe
Size

774KB
MD5

6dd7542b5145cc3367062c8de480350c
SHA1

d04897139836b9492a3c5036eacac7fc41160dcf
SHA256

10167fec5a00f7ee3805a502684ca59887be73bc350946a0f7989080e06859d8
SHA512

c6c05d1be62e093ef8e5c61e034752e863b322fd546331081769809e5d24c23aa2984960ae48cd6a1f68749535063553ca57606fb27d43a28d28b3af5921e35f

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.pengteh.com
Port:
587
Username:
[email protected]
Password:
am%pjs@8

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1984-64-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-65-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-66-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-67-0x000000000045480E-mapping.dmp	family_agenttesla
behavioral1/memory/1984-69-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-71-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla

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:

Quotation.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Quotation.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\JcoGam = "C:\\Users\\Admin\\AppData\\Roaming\\JcoGam\\JcoGam.exe"	Quotation.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Quotation.exe

description pid process target process

PID 1100 set thread context of 1984 1100 Quotation.exe Quotation.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

2020 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Quotation.exe

pid process

1984 Quotation.exe
1984 Quotation.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Quotation.exe

description pid process

Token: SeDebugPrivilege 1984 Quotation.exe

description	pid	process	target process
PID 1100 set thread context of 1984	1100	Quotation.exe	Quotation.exe

pid	process
2020	schtasks.exe

pid	process
1984	Quotation.exe
1984	Quotation.exe

description	pid	process
Token: SeDebugPrivilege	1984	Quotation.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Quotation.exe

description	pid	process	target process
PID 1100 wrote to memory of 2020	1100	Quotation.exe	schtasks.exe
PID 1100 wrote to memory of 2020	1100	Quotation.exe	schtasks.exe
PID 1100 wrote to memory of 2020	1100	Quotation.exe	schtasks.exe
PID 1100 wrote to memory of 2020	1100	Quotation.exe	schtasks.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe
PID 1100 wrote to memory of 1984	1100	Quotation.exe	Quotation.exe

outlook_office_path 1 IoCs

Processes:

Quotation.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation.exe

outlook_win_path 1 IoCs

Processes:

Quotation.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation.exe

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DqsjlyXdLYiYQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDAA.tmp"
2⤵
- Creates scheduled task(s)
PID:2020

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1984

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

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

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

MD5
4251708582ba2818573648facbf517b5

SHA1
fdb1da31692837f20933b81067d53d607ba47b85

SHA256
d186457096358dd111f9fe8504d5af8f015cf38c13784ef569706fef6c3c39a2

SHA512
9ed28928b00ce5ab14108f398058ffac0032015a8195da87666bdedd3c02d457021bae6b16475222411fbff4d2fd698b5164f458e230c85bc32e3152ef6520bb

Download Submit
memory/1100-57-0x0000000008690000-0x000000000870C000-memory.dmp

Filesize
496KB

Download
memory/1100-55-0x0000000074B51000-0x0000000074B53000-memory.dmp

Filesize
8KB

Download
memory/1100-54-0x0000000000980000-0x0000000000A48000-memory.dmp

Filesize
800KB

Download
memory/1100-58-0x0000000001F30000-0x0000000001F8C000-memory.dmp

Filesize
368KB

Download
memory/1100-56-0x00000000004E0000-0x00000000004F0000-memory.dmp

Filesize
64KB

Download
memory/1984-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-61-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-62-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-64-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-65-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-67-0x000000000045480E-mapping.dmp

Download
memory/1984-69-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-71-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2020-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads