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 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 1 IoCs

resource	yara_rule
behavioral2/memory/3928-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3684 set thread context of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92

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

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
3928	RegSvcs.exe
3928	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe
Token: SeDebugPrivilege	3928	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3684 wrote to memory of 3592	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	91
PID 3684 wrote to memory of 3592	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	91
PID 3684 wrote to memory of 3592	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	91
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92
PID 3684 wrote to memory of 3928	3684	cded71748f0c3329dedffd3480c06b1e2d4a6de041fb8f57d79c0804a13c66c6.exe	92

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:3684
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3592
- 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
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3928

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

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3684-8-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3684-14-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3684-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/3684-3-0x0000000007E60000-0x0000000007EF2000-memory.dmp

Filesize
584KB

Download
memory/3684-4-0x0000000003250000-0x000000000325A000-memory.dmp

Filesize
40KB

Download
memory/3684-5-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3684-6-0x0000000008060000-0x000000000806E000-memory.dmp

Filesize
56KB

Download
memory/3684-7-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/3684-2-0x0000000008330000-0x00000000088D4000-memory.dmp

Filesize
5.6MB

Download
memory/3684-9-0x000000000AB90000-0x000000000AC2C000-memory.dmp

Filesize
624KB

Download
memory/3684-1-0x0000000000F20000-0x0000000000F9A000-memory.dmp

Filesize
488KB

Download
memory/3684-10-0x000000000ACE0000-0x000000000AD40000-memory.dmp

Filesize
384KB

Download
memory/3928-13-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3928-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3928-15-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3928-16-0x0000000005720000-0x0000000005738000-memory.dmp

Filesize
96KB

Download
memory/3928-17-0x0000000006480000-0x00000000064E6000-memory.dmp

Filesize
408KB

Download
memory/3928-18-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/3928-19-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads