agenttesla | cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6

General

Target

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
Size

459KB
MD5

f3479cfbca6b45b517fd0fa008c808c2
SHA1

eb0652dcd03ed1a37680d2bc9fcb1952dce3a056
SHA256

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6
SHA512

3c512ee62d1b21d03550a013003d210a099abcb1639bd8087555d339d0475881f15e102ef31b59552cb42cc250c3bc182812d4a6f75929a2f4df81cee4259a8e
SSDEEP

12288:peDy4DNVdtaMGWWVJtt/sooIcXwHQSG1hQjYZIgN4DVZdc8J:p8Dd31qC4cXwwSGbjWP

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
project2021blessing

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

AgentTesla payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2572-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-19-0x0000000000400000-0x000000000043C000-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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe

description	pid	process	target process
PID 2660 set thread context of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

RegSvcs.execded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exeRegSvcs.exe

pid	process
2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
2572	RegSvcs.exe
2572	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
Token: SeDebugPrivilege	2572	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe

description	pid	process	target process
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe
PID 2660 wrote to memory of 2572	2660	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
"C:\Users\Admin\AppData\Local\Temp\cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2572-21-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-27-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-24-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-23-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2572-28-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-22-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-6-0x00000000048C0000-0x0000000004920000-memory.dmp

Filesize
384KB

Download
memory/2660-0-0x00000000744AE000-0x00000000744AF000-memory.dmp

Filesize
4KB

Download
memory/2660-20-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-2-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-1-0x0000000000C30000-0x0000000000CAA000-memory.dmp

Filesize
488KB

Download
memory/2660-5-0x00000000744A0000-0x0000000074B8E000-memory.dmp

Filesize
6.9MB

Download
memory/2660-4-0x00000000744AE000-0x00000000744AF000-memory.dmp

Filesize
4KB

Download
memory/2660-3-0x0000000000410000-0x000000000041E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads