agenttesla | bb235e99c7447f3782eff5edf2a2ed83e66246743e098f12269def2812f53ea5

General

Target

aggah.ps1
Size

759KB
MD5

3437960e7b594bb64c41beb01415ce4f
SHA1

68c6e4938eb4879e8ee08d808dc6d328d2664ad1
SHA256

bb235e99c7447f3782eff5edf2a2ed83e66246743e098f12269def2812f53ea5
SHA512

1ef17671b3eaf6d4b9c063880f2d7c84b8b82100298127b508e51e54f10839e19f47077a8545b41b7199f3202990522ac198a7b561316ee1a8d527349eae52c8

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

http://103.125.190.248/j/p13n/mawa/b04042b22b2b6179257d.php

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/112-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/112-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/112-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/112-64-0x000000000043755E-mapping.dmp	family_agenttesla
behavioral1/memory/112-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

jsc.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts jsc.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	jsc.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 1532 set thread context of 112 1532 powershell.exe jsc.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exejsc.exe

pid process

1532 powershell.exe
112 jsc.exe
112 jsc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exejsc.exe

description pid process

Token: SeDebugPrivilege 1532 powershell.exe
Token: SeDebugPrivilege 112 jsc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

jsc.exe

pid process

112 jsc.exe

description	pid	process	target process
PID 1532 set thread context of 112	1532	powershell.exe	jsc.exe

pid	process
1532	powershell.exe
112	jsc.exe
112	jsc.exe

description	pid	process
Token: SeDebugPrivilege	1532	powershell.exe
Token: SeDebugPrivilege	112	jsc.exe

pid	process
112	jsc.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

powershell.exe

description	pid	process	target process
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe
PID 1532 wrote to memory of 112	1532	powershell.exe	jsc.exe

outlook_office_path 1 IoCs

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\aggah.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1532

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:112

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

Loading Replay Monitor...

Downloads

memory/112-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/112-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/112-68-0x0000000004961000-0x0000000004962000-memory.dmp

Filesize
4KB

Download
memory/112-67-0x0000000004960000-0x0000000004961000-memory.dmp

Filesize
4KB

Download
memory/112-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/112-64-0x000000000043755E-mapping.dmp

Download
memory/112-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/112-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/112-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1532-53-0x000007FEFBA11000-0x000007FEFBA13000-memory.dmp

Filesize
8KB

Download
memory/1532-55-0x0000000002750000-0x0000000002752000-memory.dmp

Filesize
8KB

Download
memory/1532-58-0x000000000275B000-0x000000000277A000-memory.dmp

Filesize
124KB

Download
memory/1532-57-0x0000000002754000-0x0000000002757000-memory.dmp

Filesize
12KB

Download
memory/1532-54-0x000007FEF2650000-0x000007FEF31AD000-memory.dmp

Filesize
11.4MB

Download
memory/1532-56-0x0000000002752000-0x0000000002754000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads