agenttesla | be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18

Analysis

max time kernel
151s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2022 12:37

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General

Target

be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe
Size

842KB
MD5

e5cbbbfbcb1be51c9bbc02ef22634c55
SHA1

614b218ccf9b3d09655c25c081cc18baef354c33
SHA256

be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18
SHA512

3f58e56d8feba4091da38f38b78185a3e17346f827d142b70c3564daef74bfa027504ac04980e87b0806bfc33f84ceb33bd565220e0faeb20a8e04a2fef122ca
SSDEEP

12288:6EVq79KlSwx7IkNBJc64cDu5GQWUjMmaNlF3zdxetqx6jogl3Fo3JR4pKt:EEQw+m/zD+jdel5dxe8ALlu5R4p+

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
host39.registrar-servers.com
Port:
587
Username:
[email protected]
Password:
payme nt12345

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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	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.

Processes:

flow ioc

47 api.ipify.org
46 api.ipify.org

flow	ioc
47	api.ipify.org
46	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe

description	pid	process	target process
PID 4840 set thread context of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

RegSvcs.exe

pid process

1888 RegSvcs.exe
1888 RegSvcs.exe
1888 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1888 RegSvcs.exe

pid	process
1888	RegSvcs.exe
1888	RegSvcs.exe
1888	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1888	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe

description	pid	process	target process
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe
PID 4840 wrote to memory of 1888	4840	be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe
"C:\Users\Admin\AppData\Local\Temp\be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4840

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1888

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1888-137-0x0000000000000000-mapping.dmp

Download
memory/1888-138-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1888-139-0x0000000005B30000-0x0000000005B96000-memory.dmp

Filesize
408KB

Download
memory/1888-140-0x0000000006390000-0x00000000063E0000-memory.dmp

Filesize
320KB

Download
memory/4840-132-0x0000000000E30000-0x0000000000F08000-memory.dmp

Filesize
864KB

Download
memory/4840-133-0x0000000005F40000-0x00000000064E4000-memory.dmp

Filesize
5.6MB

Download
memory/4840-134-0x0000000005990000-0x0000000005A22000-memory.dmp

Filesize
584KB

Download
memory/4840-135-0x0000000005A30000-0x0000000005ACC000-memory.dmp

Filesize
624KB

Download
memory/4840-136-0x00000000058A0000-0x00000000058AA000-memory.dmp

Filesize
40KB

Download