agenttesla | 0ba4135b330637a98320e9ee0655cd3fa0423998e9fdf54b0e8e0ac85ba0f93f

General

Target

PAYMENT BANK INSTRUCTIONS COPY.exe
Size

478KB
MD5

3087381212aa30da9121ca4fce4dc49c
SHA1

d705ee1d3e4be5523d137bafbd4ea87f7c77f057
SHA256

0ba4135b330637a98320e9ee0655cd3fa0423998e9fdf54b0e8e0ac85ba0f93f
SHA512

4f07a2c6b7b9e4ee31d2133dfb420782a23b23d96c34197cadc2003d765ad46a4bd99231e01494ca918edcfbba0a67201934aae7fd03c1f6a42f119f9560c61b

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 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/980-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/980-125-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/980-130-0x0000000005420000-0x000000000591E000-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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PAYMENT BANK INSTRUCTIONS COPY.exe

description pid process target process

PID 3776 set thread context of 980 3776 PAYMENT BANK INSTRUCTIONS COPY.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

PAYMENT BANK INSTRUCTIONS COPY.exeRegSvcs.exe

pid process

3776 PAYMENT BANK INSTRUCTIONS COPY.exe
3776 PAYMENT BANK INSTRUCTIONS COPY.exe
980 RegSvcs.exe
980 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PAYMENT BANK INSTRUCTIONS COPY.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 3776 PAYMENT BANK INSTRUCTIONS COPY.exe
Token: SeDebugPrivilege 980 RegSvcs.exe

description	pid	process	target process
PID 3776 set thread context of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe

pid	process
3776	PAYMENT BANK INSTRUCTIONS COPY.exe
3776	PAYMENT BANK INSTRUCTIONS COPY.exe
980	RegSvcs.exe
980	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3776	PAYMENT BANK INSTRUCTIONS COPY.exe
Token: SeDebugPrivilege	980	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PAYMENT BANK INSTRUCTIONS COPY.exe

description	pid	process	target process
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe
PID 3776 wrote to memory of 980	3776	PAYMENT BANK INSTRUCTIONS COPY.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTIONS COPY.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTIONS COPY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3776

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:980

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

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Downloads

memory/980-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/980-135-0x0000000005420000-0x000000000591E000-memory.dmp

Filesize
5.0MB

Download
memory/980-132-0x0000000006210000-0x0000000006211000-memory.dmp

Filesize
4KB

Download
memory/980-131-0x00000000054E0000-0x00000000054E1000-memory.dmp

Filesize
4KB

Download
memory/980-130-0x0000000005420000-0x000000000591E000-memory.dmp

Filesize
5.0MB

Download
memory/980-125-0x000000000043760E-mapping.dmp

Download
memory/3776-119-0x0000000005590000-0x0000000005591000-memory.dmp

Filesize
4KB

Download
memory/3776-123-0x00000000063F0000-0x0000000006448000-memory.dmp

Filesize
352KB

Download
memory/3776-122-0x0000000006350000-0x0000000006351000-memory.dmp

Filesize
4KB

Download
memory/3776-121-0x0000000005690000-0x0000000005697000-memory.dmp

Filesize
28KB

Download
memory/3776-120-0x0000000005500000-0x0000000005592000-memory.dmp

Filesize
584KB

Download
memory/3776-115-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download
memory/3776-118-0x00000000055A0000-0x00000000055A1000-memory.dmp

Filesize
4KB

Download
memory/3776-117-0x0000000005BB0000-0x0000000005BB1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads