agenttesla | e13afdd0fd1fb07099a8caa32bdba8c0d15ab2b5ad40f9bee89d88556e60bf34

General

Target

Swift copy.exe
Size

523KB
MD5

e72cfc505a04738c223b68891648a3a6
SHA1

83e41cc20431e1a4a09e8bf1a851327fc5dd417a
SHA256

4fb5377736624d79dfce363b511b8ea682556789140aa24a7045553eb237bc05
SHA512

d4beee29bf68ec475d062e324f43ea07ea4e0faa65b87c009dcaafc4cc4faa0ae8f83684d593b01292f47a9f9602522e0b622783c41630d6996f9c42a29b7ef9
SSDEEP

12288:o00OwNpAv3D9PaV+yfsipEvVewzzzT6OHLzeXSBU1V:elFEdeQzljBU3

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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2500-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2500-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2500-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2500-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2500-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2500-24-0x0000000004990000-0x00000000049D0000-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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift copy.exe

description pid process target process

PID 2004 set thread context of 2500 2004 Swift copy.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Swift copy.exeRegSvcs.exe

pid process

2004 Swift copy.exe
2004 Swift copy.exe
2500 RegSvcs.exe
2500 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Swift copy.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2004 Swift copy.exe
Token: SeDebugPrivilege 2500 RegSvcs.exe

description	pid	process	target process
PID 2004 set thread context of 2500	2004	Swift copy.exe	RegSvcs.exe

pid	process
2004	Swift copy.exe
2004	Swift copy.exe
2500	RegSvcs.exe
2500	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2004	Swift copy.exe
Token: SeDebugPrivilege	2500	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Swift copy.exe

description	pid	process	target process
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe
PID 2004 wrote to memory of 2500	2004	Swift copy.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\Swift copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004

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:2500

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2004-22-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2004-4-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2004-0-0x0000000000FD0000-0x0000000001058000-memory.dmp

Filesize
544KB

Download
memory/2004-3-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/2004-1-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2004-5-0x0000000004BF0000-0x0000000004C30000-memory.dmp

Filesize
256KB

Download
memory/2004-6-0x0000000004B50000-0x0000000004BB0000-memory.dmp

Filesize
384KB

Download
memory/2004-2-0x0000000004BF0000-0x0000000004C30000-memory.dmp

Filesize
256KB

Download
memory/2500-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-24-0x0000000004990000-0x00000000049D0000-memory.dmp

Filesize
256KB

Download
memory/2500-23-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2500-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2500-26-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2500-27-0x0000000004990000-0x00000000049D0000-memory.dmp

Filesize
256KB

Download
memory/2500-29-0x0000000004990000-0x00000000049D0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads