agenttesla | 091741cf29036c74c5291697bbf26aecd67ff088a709b60c3fb74e76bef7ee34

General

Target

Payment_Scanned-Copy.exe
Size

424KB
MD5

4341dadc9334d9f1ad93aa21e97272b1
SHA1

cdae7f2f7ffd1148c64309fe01e3423607f7c7bd
SHA256

d96d166e391320de79c459f8601901748f0cd39272fd7593a07b495de6bb574b
SHA512

50c462f4d1af8aa5fbece3a7c3bf45eb7aa57bb84795fe371e145f410e443eaec83d843123b7050bff7a4c68208ab264de6b7d64fd8dfb6f791b02802ce4e6cf
SSDEEP

12288:EajB0fGNre1xRFYMeRScfJmL2ag3moLT:lB0QMfFYycxmVgvP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
e)cnIdR1

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/4160-16-0x0000000000400000-0x000000000043C000-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:

Payment_Scanned-Copy.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	Payment_Scanned-Copy.exe

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:

Payment_Scanned-Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment_Scanned-Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment_Scanned-Copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment_Scanned-Copy.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Payment_Scanned-Copy.exe

description pid process target process

PID 1100 set thread context of 4160 1100 Payment_Scanned-Copy.exe Payment_Scanned-Copy.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

1860 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Payment_Scanned-Copy.exePayment_Scanned-Copy.exe

pid process

1100 Payment_Scanned-Copy.exe
1100 Payment_Scanned-Copy.exe
4160 Payment_Scanned-Copy.exe
4160 Payment_Scanned-Copy.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Payment_Scanned-Copy.exePayment_Scanned-Copy.exe

description pid process

Token: SeDebugPrivilege 1100 Payment_Scanned-Copy.exe
Token: SeDebugPrivilege 4160 Payment_Scanned-Copy.exe

description	pid	process	target process
PID 1100 set thread context of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe

pid	process
1860	schtasks.exe

pid	process
1100	Payment_Scanned-Copy.exe
1100	Payment_Scanned-Copy.exe
4160	Payment_Scanned-Copy.exe
4160	Payment_Scanned-Copy.exe

description	pid	process
Token: SeDebugPrivilege	1100	Payment_Scanned-Copy.exe
Token: SeDebugPrivilege	4160	Payment_Scanned-Copy.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Payment_Scanned-Copy.exe

description	pid	process	target process
PID 1100 wrote to memory of 1860	1100	Payment_Scanned-Copy.exe	schtasks.exe
PID 1100 wrote to memory of 1860	1100	Payment_Scanned-Copy.exe	schtasks.exe
PID 1100 wrote to memory of 1860	1100	Payment_Scanned-Copy.exe	schtasks.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe
PID 1100 wrote to memory of 4160	1100	Payment_Scanned-Copy.exe	Payment_Scanned-Copy.exe

outlook_office_path 1 IoCs

Processes:

Payment_Scanned-Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment_Scanned-Copy.exe

outlook_win_path 1 IoCs

Processes:

Payment_Scanned-Copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment_Scanned-Copy.exe

C:\Users\Admin\AppData\Local\Temp\Payment_Scanned-Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Payment_Scanned-Copy.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iRZAfVS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA72.tmp"
2⤵
- Creates scheduled task(s)
PID:1860

C:\Users\Admin\AppData\Local\Temp\Payment_Scanned-Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Payment_Scanned-Copy.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4160

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/1100-10-0x00000000081E0000-0x000000000823E000-memory.dmp

Filesize
376KB

Download
memory/1100-19-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-2-0x0000000005D60000-0x0000000006304000-memory.dmp

Filesize
5.6MB

Download
memory/1100-3-0x0000000005690000-0x0000000005722000-memory.dmp

Filesize
584KB

Download
memory/1100-4-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/1100-5-0x0000000005670000-0x000000000567A000-memory.dmp

Filesize
40KB

Download
memory/1100-6-0x0000000005840000-0x000000000584E000-memory.dmp

Filesize
56KB

Download
memory/1100-0-0x0000000000D90000-0x0000000000E00000-memory.dmp

Filesize
448KB

Download
memory/1100-8-0x0000000005860000-0x0000000005870000-memory.dmp

Filesize
64KB

Download
memory/1100-9-0x0000000008280000-0x000000000831C000-memory.dmp

Filesize
624KB

Download
memory/1100-7-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-1-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-18-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4160-20-0x0000000002FA0000-0x0000000002FB0000-memory.dmp

Filesize
64KB

Download
memory/4160-21-0x0000000005640000-0x0000000005658000-memory.dmp

Filesize
96KB

Download
memory/4160-22-0x0000000006440000-0x00000000064A6000-memory.dmp

Filesize
408KB

Download
memory/4160-23-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-24-0x0000000002FA0000-0x0000000002FB0000-memory.dmp

Filesize
64KB

Download
memory/4160-25-0x00000000065B0000-0x0000000006600000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads