agenttesla | 191d5be451e6dfe59a04142c04f9becdd4e4595742cb30a212a530efdf990926

General

Target

SWIFT CODE.exe
Size

577KB
MD5

52cf290a22e736a7c8647aec1aad7244
SHA1

0ac082a46330d2659947420ddcd79d6e4c21862d
SHA256

f4f5e820b5256651b441c484c16a5b1155a679e1fc4182f2e5aa086866a8fc18
SHA512

d6f8eabe8c367d45d016bb142ce33f4bbe62f84793d243ae491a93266d25faee8b535a3a490de68ab212fe3c6da038379ef2ca7129e50fb11e506e190bf0fe3d
SSDEEP

12288:YuybE7SqXphXpBGB5P9lXLS8/P2NVS/A5TspXSB+gJU6:ryA7Sup1pg/juYeNeAFFBm6

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/2528-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-20-0x0000000004780000-0x00000000047C0000-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-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\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-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SWIFT CODE.exe

description pid process target process

PID 2200 set thread context of 2528 2200 SWIFT CODE.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

SWIFT CODE.exeRegSvcs.exe

pid process

2200 SWIFT CODE.exe
2200 SWIFT CODE.exe
2528 RegSvcs.exe
2528 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SWIFT CODE.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2200 SWIFT CODE.exe
Token: SeDebugPrivilege 2528 RegSvcs.exe

description	pid	process	target process
PID 2200 set thread context of 2528	2200	SWIFT CODE.exe	RegSvcs.exe

pid	process
2200	SWIFT CODE.exe
2200	SWIFT CODE.exe
2528	RegSvcs.exe
2528	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2200	SWIFT CODE.exe
Token: SeDebugPrivilege	2528	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

SWIFT CODE.exe

description	pid	process	target process
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe
PID 2200 wrote to memory of 2528	2200	SWIFT CODE.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\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-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT CODE.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT CODE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200

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:2528

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

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Downloads

memory/2200-18-0x0000000073F00000-0x00000000745EE000-memory.dmp

Filesize
6.9MB

Download
memory/2200-4-0x0000000073F00000-0x00000000745EE000-memory.dmp

Filesize
6.9MB

Download
memory/2200-0-0x00000000001B0000-0x0000000000246000-memory.dmp

Filesize
600KB

Download
memory/2200-3-0x00000000002D0000-0x00000000002DA000-memory.dmp

Filesize
40KB

Download
memory/2200-1-0x0000000073F00000-0x00000000745EE000-memory.dmp

Filesize
6.9MB

Download
memory/2200-5-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2200-6-0x00000000055B0000-0x0000000005610000-memory.dmp

Filesize
384KB

Download
memory/2200-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2528-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2528-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-20-0x0000000004780000-0x00000000047C0000-memory.dmp

Filesize
256KB

Download
memory/2528-19-0x0000000073F00000-0x00000000745EE000-memory.dmp

Filesize
6.9MB

Download
memory/2528-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-22-0x0000000073F00000-0x00000000745EE000-memory.dmp

Filesize
6.9MB

Download
memory/2528-23-0x0000000004780000-0x00000000047C0000-memory.dmp

Filesize
256KB

Download
memory/2528-25-0x0000000004780000-0x00000000047C0000-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