agenttesla | 6c4f03f9b58f8d25fb24a1ea161bf61fdafbc7050ccbd4f026098e58e2ba8fe4

General

Target

payment copy.exe
Size

463KB
MD5

5ff2f079f187c67618fe79ade442dd5f
SHA1

5bc25a34a2d8194c73e344ba58a25280bbcc21e9
SHA256

6c4f03f9b58f8d25fb24a1ea161bf61fdafbc7050ccbd4f026098e58e2ba8fe4
SHA512

402122d29aef25258e0bd65f2c7932512b7bcada0db6f672c123d94951f3697d9824f0f28b95bf45991e197a35a55d38d5702b0806053529360cff5991b55d6e

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:
[email protected]
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/3636-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3636-125-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/3636-130-0x0000000005110000-0x000000000560E000-memory.dmp	family_agenttesla
behavioral2/memory/3636-135-0x0000000005110000-0x000000000560E000-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 copy.exe

description pid process target process

PID 2784 set thread context of 3636 2784 payment copy.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

payment copy.exeRegSvcs.exe

pid process

2784 payment copy.exe
2784 payment copy.exe
3636 RegSvcs.exe
3636 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

payment copy.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2784 payment copy.exe
Token: SeDebugPrivilege 3636 RegSvcs.exe

description	pid	process	target process
PID 2784 set thread context of 3636	2784	payment copy.exe	RegSvcs.exe

pid	process
2784	payment copy.exe
2784	payment copy.exe
3636	RegSvcs.exe
3636	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2784	payment copy.exe
Token: SeDebugPrivilege	3636	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

payment copy.exe

description	pid	process	target process
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment copy.exe	RegSvcs.exe
PID 2784 wrote to memory of 3636	2784	payment 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 copy.exe
"C:\Users\Admin\AppData\Local\Temp\payment copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2784

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:3636

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

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Downloads

memory/2784-115-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2784-117-0x0000000007550000-0x0000000007551000-memory.dmp

Filesize
4KB

Download
memory/2784-118-0x0000000007050000-0x0000000007051000-memory.dmp

Filesize
4KB

Download
memory/2784-119-0x0000000007050000-0x000000000754E000-memory.dmp

Filesize
5.0MB

Download
memory/2784-120-0x0000000007150000-0x0000000007151000-memory.dmp

Filesize
4KB

Download
memory/2784-121-0x0000000007540000-0x0000000007547000-memory.dmp

Filesize
28KB

Download
memory/2784-122-0x000000000A8F0000-0x000000000A8F1000-memory.dmp

Filesize
4KB

Download
memory/2784-123-0x000000000AA90000-0x000000000AAE8000-memory.dmp

Filesize
352KB

Download
memory/3636-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3636-125-0x000000000043760E-mapping.dmp

Download
memory/3636-130-0x0000000005110000-0x000000000560E000-memory.dmp

Filesize
5.0MB

Download
memory/3636-131-0x00000000055E0000-0x00000000055E1000-memory.dmp

Filesize
4KB

Download
memory/3636-132-0x0000000005E70000-0x0000000005E71000-memory.dmp

Filesize
4KB

Download
memory/3636-135-0x0000000005110000-0x000000000560E000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads