agenttesla | e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898

General

Target

e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe
Size

1.1MB
MD5

21ff4cd902c6695abca7f6bfaa605ce3
SHA1

f82fc492fee45356d0ccf32d6b3e262e20ef54c3
SHA256

e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898
SHA512

a69c690f1f8fe4eb376df749ac903645a8da401a3475de9942b2b9dbea93ae34831b3db1572f2a15e10b13ec66abc624114a32f67f0f210792db7a937897627a
SSDEEP

24576:VqDEvCTbMWu7rQYlBQcBiT6rprG8aJgVVWbyzEyY:VTvC/MTQYxsWR7aJ92

Score

10^/10

agenttesla credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.boekportret.nl
Port:
587
Username:
[email protected]
Password:
pUxp80FzSh
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\jTdgAD = "C:\\Users\\Admin\\AppData\\Roaming\\jTdgAD\\jTdgAD.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 2468 set thread context of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31

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	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1848	RegSvcs.exe
1848	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1848	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe
2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe
2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31
PID 2468 wrote to memory of 1848	2468	e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe	31

C:\Users\Admin\AppData\Local\Temp\e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe
"C:\Users\Admin\AppData\Local\Temp\e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.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:2468
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\e57cec2b7f54b405b1618129b9328fb7b6ec4dfd4a62c9dc90f8eb3c7d83b898.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1848

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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/1848-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1848-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1848-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1848-17-0x000000007446E000-0x000000007446F000-memory.dmp

Filesize
4KB

Download
memory/1848-18-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/1848-20-0x000000007446E000-0x000000007446F000-memory.dmp

Filesize
4KB

Download
memory/1848-21-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/2468-11-0x0000000000160000-0x0000000000164000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads