agenttesla | 02f4632c2c5fcee495ab78d491e8610c95ca809912eb36abee2d8a2ba4109e57

General

Target

sale order.exe
Size

376KB
MD5

9d3fe8ed9fd927c91dd268f70a4c20b9
SHA1

0f0fe91255fd8af65bc2c03eb4ac63c888e600c9
SHA256

81c6ab8a5c8ea969d37b9b55d052cf8b352109f1d7e85e1115570f54e542b7c2
SHA512

f10468df2a885d3f3141280721d9365d72e91bcfb5d97ac6cf7ea3399c603da1c23a62a34c6d9801ca835e3ee46b050a1047dc3ab53680603316d93dc749f63e
SSDEEP

6144:wWOdWnLnJFNN1QT65Ib/Z2yNUHJ+UU+hektHJuFqBR4iAuqaBh86RqfxtmgYFgbH:wW+WtFH1Qd/ZDVUU+YkPTBR47+Bh86M9

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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2704-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2704-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2704-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2704-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2704-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2704-21-0x0000000000CA0000-0x0000000000CE0000-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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\15.0\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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

sale order.exe

description pid process target process

PID 2876 set thread context of 2704 2876 sale order.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

sale order.exeRegSvcs.exe

pid process

2876 sale order.exe
2876 sale order.exe
2704 RegSvcs.exe
2704 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

sale order.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2876 sale order.exe
Token: SeDebugPrivilege 2704 RegSvcs.exe

description	pid	process	target process
PID 2876 set thread context of 2704	2876	sale order.exe	RegSvcs.exe

pid	process
2876	sale order.exe
2876	sale order.exe
2704	RegSvcs.exe
2704	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2876	sale order.exe
Token: SeDebugPrivilege	2704	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

sale order.exe

description	pid	process	target process
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe
PID 2876 wrote to memory of 2704	2876	sale order.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\sale order.exe
"C:\Users\Admin\AppData\Local\Temp\sale order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876

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:2704

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/2704-21-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

Filesize
256KB

Download
memory/2704-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-27-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

Filesize
256KB

Download
memory/2704-25-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

Filesize
256KB

Download
memory/2704-24-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-20-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-28-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

Filesize
256KB

Download
memory/2704-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2704-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-5-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/2876-22-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2876-6-0x00000000048D0000-0x0000000004930000-memory.dmp

Filesize
384KB

Download
memory/2876-0-0x0000000000910000-0x0000000000974000-memory.dmp

Filesize
400KB

Download
memory/2876-4-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2876-3-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download
memory/2876-2-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/2876-1-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads