agenttesla | 6c413e49fed9fcdea95ca989436a01df16d69051c2dfccc838f941074902d911

General

Target

BANK_PAY.exe
Size

467KB
MD5

20758038b5d11ae2ecaafdb53924ad88
SHA1

4de4617c58f33df35899bd1ac6a2fffe377dee46
SHA256

bc07064a72812e0bef060dee9886ba7d06969c22a6ab8459f2682441142e8dc9
SHA512

e048585b935312f3b358517b925877635c7e1bd5d51dd47f63fec29b88e7145df59e94fc03ddb0c4b8670f71807e00f5505835d9962f2d29fbdbc339087541fa

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail-out.cytanet.com.cy
Port:
587
Username:
[email protected]
Password:
signs606

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/1728-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1728-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1728-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1728-66-0x000000000044621E-mapping.dmp	family_agenttesla
behavioral1/memory/1728-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1728-70-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

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:

BANK_PAY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_PAY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_PAY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_PAY.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BANK_PAY.exe

description pid process target process

PID 1904 set thread context of 1728 1904 BANK_PAY.exe BANK_PAY.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

1792 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

BANK_PAY.exeBANK_PAY.exe

pid process

1904 BANK_PAY.exe
1728 BANK_PAY.exe
1728 BANK_PAY.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BANK_PAY.exeBANK_PAY.exe

description pid process

Token: SeDebugPrivilege 1904 BANK_PAY.exe
Token: SeDebugPrivilege 1728 BANK_PAY.exe

description	pid	process	target process
PID 1904 set thread context of 1728	1904	BANK_PAY.exe	BANK_PAY.exe

pid	process
1792	schtasks.exe

pid	process
1904	BANK_PAY.exe
1728	BANK_PAY.exe
1728	BANK_PAY.exe

description	pid	process
Token: SeDebugPrivilege	1904	BANK_PAY.exe
Token: SeDebugPrivilege	1728	BANK_PAY.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

BANK_PAY.exe

description	pid	process	target process
PID 1904 wrote to memory of 1792	1904	BANK_PAY.exe	schtasks.exe
PID 1904 wrote to memory of 1792	1904	BANK_PAY.exe	schtasks.exe
PID 1904 wrote to memory of 1792	1904	BANK_PAY.exe	schtasks.exe
PID 1904 wrote to memory of 1792	1904	BANK_PAY.exe	schtasks.exe
PID 1904 wrote to memory of 1080	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1080	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1080	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1080	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe
PID 1904 wrote to memory of 1728	1904	BANK_PAY.exe	BANK_PAY.exe

outlook_office_path 1 IoCs

Processes:

BANK_PAY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_PAY.exe

outlook_win_path 1 IoCs

Processes:

BANK_PAY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_PAY.exe

C:\Users\Admin\AppData\Local\Temp\BANK_PAY.exe
"C:\Users\Admin\AppData\Local\Temp\BANK_PAY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nhotChCDU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD7BA.tmp"
2⤵
- Creates scheduled task(s)
PID:1792

C:\Users\Admin\AppData\Local\Temp\BANK_PAY.exe
"{path}"
2⤵
PID:1080

C:\Users\Admin\AppData\Local\Temp\BANK_PAY.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1728

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD7BA.tmp
Filesize
1KB

MD5
b4f8dec62fa9a92dcf580b7208550826

SHA1
5700c2935adbc2ea5dafe296a7374a55b7468b26

SHA256
11262c7732f649e5935b4b8f0c065df2ec3692e91cb4a38929bf3892de8fb493

SHA512
c13910d08a379afa8c4c8132b06db13d6af8736b11f657f78e6670f501f97b085a48be981cba1a59bdaa4c3d5ddd3297ab1340955df0d5d2e8488f8bfd32bea0

Download Submit
memory/1728-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-66-0x000000000044621E-mapping.dmp

Download
memory/1728-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1728-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1792-58-0x0000000000000000-mapping.dmp

Download
memory/1904-56-0x0000000000500000-0x0000000000552000-memory.dmp

Filesize
328KB

Download
memory/1904-57-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/1904-55-0x0000000000200000-0x0000000000208000-memory.dmp

Filesize
32KB

Download
memory/1904-54-0x0000000000CD0000-0x0000000000D4C000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads