agenttesla | c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666

General

Target

c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
Size

1.2MB
MD5

eb1f8cce1cf50d9af4a3807e98ee25d2
SHA1

b58d459ef5cb11f2b8cb7798ceffd9a65d4c9158
SHA256

c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666
SHA512

6f87b8831a49e85ed0d1b14600b7a3030cca3969a280e1733ce9f62ac9860a06e61e150b631f257014eea310a15b9a95d5786880881fddf09cf2ee29fed5a0ca
SSDEEP

24576:pRmJkcoQricOIQxiZY1iaQ4UWqbG3MqFst6VoTDg:mJZoQrbTFZY1iaQV3G3MqF/VL

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1728 set thread context of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30

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	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2700	RegSvcs.exe
2700	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2700	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30
PID 1728 wrote to memory of 2700	1728	c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe	30

C:\Users\Admin\AppData\Local\Temp\c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe
"C:\Users\Admin\AppData\Local\Temp\c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.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:1728
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\c28a883476acd1e148f159b51fc60408c361915eb1d8bbb98374777e58ea6666.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2700

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/1728-2-0x0000000003460000-0x0000000003660000-memory.dmp

Filesize
2.0MB

Download
memory/2700-3-0x0000000000090000-0x00000000000D4000-memory.dmp

Filesize
272KB

Download
memory/2700-12-0x0000000000090000-0x00000000000D4000-memory.dmp

Filesize
272KB

Download
memory/2700-9-0x0000000000090000-0x00000000000D4000-memory.dmp

Filesize
272KB

Download
memory/2700-5-0x0000000000090000-0x00000000000D4000-memory.dmp

Filesize
272KB

Download
memory/2700-13-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/2700-14-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2700-17-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/2700-18-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads