agenttesla | 637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8

General

Target

637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
Size

795KB
MD5

7805fa9669d8eee949ec8ae59ab595f0
SHA1

69dcb0498aaf2176629a4d516056e95ede493b8c
SHA256

637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8
SHA512

8ee5fe77a2e415848440acad2d11decca6b8a8e46de89cf7a865b3c9774d072a8bb01fdc81296fe894124c940181c741f9cdb3c33da938a404c07f9630780c81
SSDEEP

24576:tthEVaPqLqx/VZSJRoQKl4+qxwzZdeP8XQs:VEVUcq3ZKRYl4+iUXQs

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.naveentour.com
Port:
587
Username:
[email protected]
Password:
nav!T6u2@001
Email To:
[email protected]

Signatures

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

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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4344-6-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4344 set thread context of 2676	4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe	82

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4344-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/memory/4344-6-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2676	RegSvcs.exe
2676	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 2676	4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe	82
PID 4344 wrote to memory of 2676	4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe	82
PID 4344 wrote to memory of 2676	4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe	82
PID 4344 wrote to memory of 2676	4344	637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe	82

C:\Users\Admin\AppData\Local\Temp\637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe
"C:\Users\Admin\AppData\Local\Temp\637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4344
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\637e96ec91a77bc1a8bd1b8ff7f0fc027ce9c6ad579980ad7bda632cf500a3d8.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676

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 Information Discovery

1

T1082

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/2676-13-0x0000000005F70000-0x0000000006002000-memory.dmp

Filesize
584KB

Download
memory/2676-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-7-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2676-8-0x0000000005460000-0x0000000005A04000-memory.dmp

Filesize
5.6MB

Download
memory/2676-9-0x0000000005090000-0x00000000050F6000-memory.dmp

Filesize
408KB

Download
memory/2676-10-0x0000000074080000-0x0000000074830000-memory.dmp

Filesize
7.7MB

Download
memory/2676-12-0x0000000005E80000-0x0000000005ED0000-memory.dmp

Filesize
320KB

Download
memory/2676-14-0x0000000005EF0000-0x0000000005EFA000-memory.dmp

Filesize
40KB

Download
memory/2676-15-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2676-16-0x0000000074080000-0x0000000074830000-memory.dmp

Filesize
7.7MB

Download
memory/4344-3-0x0000000004450000-0x0000000004850000-memory.dmp

Filesize
4.0MB

Download
memory/4344-6-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/4344-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads