agenttesla | 6e7a10a1e3d148c3c27a669706d282d6a23f45399b87ef77c2f7737dc6d13dc1

General

Target

PAYMENT INSTRUCTIONS COPY.exe
Size

508KB
MD5

0b5beef801a105065d60c914ddfe9d35
SHA1

65b5d01bd6a75c690ef1b3912dfd964e7d220474
SHA256

1496e0af114dcc7b8a582a6640cd662e03682597021c5443b713d238093e8097
SHA512

3f4b8718bddba82e2d2c0791d63980e54b348af1e0e7eedea1fde66308db093c24c56445586789b195ce2691152969403242b5b26badec300fa27c358d6c2a7e

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
sg2plcpnl0023.prod.sin2.secureserver.net
Port:
587
Username:
nbsupports@seshsupports.com
Password:
User@40378

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2188-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2188-125-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/2188-130-0x0000000004D90000-0x000000000528E000-memory.dmp	family_agenttesla
behavioral2/memory/2188-135-0x0000000004D90000-0x000000000528E000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PAYMENT INSTRUCTIONS COPY.exe

description pid process target process

PID 2324 set thread context of 2188 2324 PAYMENT INSTRUCTIONS COPY.exe RegSvcs.exe

description	pid	process	target process
PID 2324 set thread context of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

PAYMENT INSTRUCTIONS COPY.exeRegSvcs.exe

pid	process
2324	PAYMENT INSTRUCTIONS COPY.exe
2324	PAYMENT INSTRUCTIONS COPY.exe
2324	PAYMENT INSTRUCTIONS COPY.exe
2324	PAYMENT INSTRUCTIONS COPY.exe
2324	PAYMENT INSTRUCTIONS COPY.exe
2324	PAYMENT INSTRUCTIONS COPY.exe
2188	RegSvcs.exe
2188	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PAYMENT INSTRUCTIONS COPY.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2324 PAYMENT INSTRUCTIONS COPY.exe
Token: SeDebugPrivilege 2188 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2324	PAYMENT INSTRUCTIONS COPY.exe
Token: SeDebugPrivilege	2188	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

PAYMENT INSTRUCTIONS COPY.exe

description	pid	process	target process
PID 2324 wrote to memory of 520	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 520	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 520	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 524	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 524	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 524	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 2324 wrote to memory of 2188	2324	PAYMENT INSTRUCTIONS COPY.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PAYMENT INSTRUCTIONS COPY.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT INSTRUCTIONS COPY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:520

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:524

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2188

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2188-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2188-135-0x0000000004D90000-0x000000000528E000-memory.dmp

Filesize
5.0MB

Download
memory/2188-132-0x0000000005B80000-0x0000000005B81000-memory.dmp

Filesize
4KB

Download
memory/2188-131-0x0000000004E10000-0x0000000004E11000-memory.dmp

Filesize
4KB

Download
memory/2188-130-0x0000000004D90000-0x000000000528E000-memory.dmp

Filesize
5.0MB

Download
memory/2188-125-0x000000000043760E-mapping.dmp

Download
memory/2324-119-0x0000000004E40000-0x000000000533E000-memory.dmp

Filesize
5.0MB

Download
memory/2324-123-0x0000000005CC0000-0x0000000005D18000-memory.dmp

Filesize
352KB

Download
memory/2324-122-0x0000000005C20000-0x0000000005C21000-memory.dmp

Filesize
4KB

Download
memory/2324-121-0x0000000005280000-0x0000000005287000-memory.dmp

Filesize
28KB

Download
memory/2324-120-0x0000000004E80000-0x0000000004E81000-memory.dmp

Filesize
4KB

Download
memory/2324-115-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/2324-118-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/2324-117-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads