agenttesla | 8460811722d9f13f1205ce1ef517f9c2b70043a2f96292f3fcf40d6e821d8c05

General

Target

yy.exe
Size

221KB
MD5

8f7a4e536cfbd27489fb08452e37b537
SHA1

9a4c49ae5d320f5fb9334ecde8c02f6ef1601fba
SHA256

8460811722d9f13f1205ce1ef517f9c2b70043a2f96292f3fcf40d6e821d8c05
SHA512

f81e2fab30c2116bd281da1e7db937d286a8739fcf51d11e300d17841db3055eaee6fec9cc0ea105c155b612c9f28a9dc4aa3b1b6a9d34ce2f143e030eb5cd40
SSDEEP

3072:dkduc/oYpWa2wlAQG1r3o261YeUWdBQsR0z7rwfKuzVHGbfWebODCsnwnq6:iB/oYxzKzZ3o26gGCsq7MZ0bfJqfn

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.leonardfood.com
Port:
587
Username:
[email protected]
Password:
K@rimi95

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.leonardfood.com
Port:
587
Username:
[email protected]
Password:
K@rimi95
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Regsvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Regsvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Regsvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Regsvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

yy.exe

description pid process target process

PID 1660 set thread context of 2040 1660 yy.exe Regsvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Regsvcs.exe

pid process

2040 Regsvcs.exe
2040 Regsvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Regsvcs.exe

description pid process

Token: SeDebugPrivilege 2040 Regsvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Regsvcs.exe

pid process

2040 Regsvcs.exe

description	pid	process	target process
PID 1660 set thread context of 2040	1660	yy.exe	Regsvcs.exe

pid	process
2040	Regsvcs.exe
2040	Regsvcs.exe

description	pid	process
Token: SeDebugPrivilege	2040	Regsvcs.exe

pid	process
2040	Regsvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

yy.exe

description	pid	process	target process
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe
PID 1660 wrote to memory of 2040	1660	yy.exe	Regsvcs.exe

outlook_office_path 1 IoCs

Processes:

Regsvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Regsvcs.exe

C:\Users\Admin\AppData\Local\Temp\yy.exe
"C:\Users\Admin\AppData\Local\Temp\yy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1660

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1660-54-0x0000000000FF0000-0x000000000102C000-memory.dmp

Filesize
240KB

Download
memory/1660-55-0x00000000007C0000-0x00000000007F6000-memory.dmp

Filesize
216KB

Download
memory/1660-56-0x00000000007F0000-0x00000000007FA000-memory.dmp

Filesize
40KB

Download
memory/2040-57-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-58-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-61-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-62-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-63-0x0000000000435BBE-mapping.dmp

Download
memory/2040-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2040-68-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads