agenttesla | 534ab51a13711a3c8ae7379239a7c77546e1cef1928f97eec594553e24949d22

General

Target

Пореска пријава_0002299271001882_19_10_2021.exe
Size

789KB
MD5

186ea898fc58485e8543c79e3f36c89a
SHA1

de8e556e6550b922027f8d52611cab1d22d8b277
SHA256

534ab51a13711a3c8ae7379239a7c77546e1cef1928f97eec594553e24949d22
SHA512

5b46a61354ebd17504a627231b8e0eb55c522ceab324f1a5e2248a8d7264c251b91fff226da1df1a99ba3165aa56f0b8039b295961ac7fab5bf404ccd9a0f032

Score

10^/10

agenttesla agilenet collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.acpl.net.in
Port:
587
Username:
[email protected]
Password:
Hi~M)?*G~-Zd

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/584-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/584-128-0x00000000004375BE-mapping.dmp	family_agenttesla
behavioral2/memory/584-135-0x0000000004F50000-0x000000000544E000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

584 InstallUtil.exe

pid	process
584	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/4148-120-0x00000000060E0000-0x0000000006101000-memory.dmp	agile_net

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Пореска пријава_0002299271001882_19_10_2021.exe

description	pid	process	target process
PID 4148 set thread context of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Пореска пријава_0002299271001882_19_10_2021.exeInstallUtil.exe

pid	process
4148	Пореска пријава_0002299271001882_19_10_2021.exe
4148	Пореска пријава_0002299271001882_19_10_2021.exe
584	InstallUtil.exe
584	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Пореска пријава_0002299271001882_19_10_2021.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	4148	Пореска пријава_0002299271001882_19_10_2021.exe
Token: SeDebugPrivilege	584	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Пореска пријава_0002299271001882_19_10_2021.exe

description	pid	process	target process
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe
PID 4148 wrote to memory of 584	4148	Пореска пријава_0002299271001882_19_10_2021.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Пореска пријава_0002299271001882_19_10_2021.exe
"C:\Users\Admin\AppData\Local\Temp\Пореска пријава_0002299271001882_19_10_2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4148

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/584-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/584-140-0x0000000004F50000-0x000000000544E000-memory.dmp

Filesize
5.0MB

Download
memory/584-139-0x0000000005D20000-0x0000000005D21000-memory.dmp

Filesize
4KB

Download
memory/584-136-0x0000000005410000-0x0000000005411000-memory.dmp

Filesize
4KB

Download
memory/584-135-0x0000000004F50000-0x000000000544E000-memory.dmp

Filesize
5.0MB

Download
memory/584-133-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/584-128-0x00000000004375BE-mapping.dmp

Download
memory/4148-121-0x0000000006190000-0x0000000006191000-memory.dmp

Filesize
4KB

Download
memory/4148-126-0x00000000065D0000-0x00000000065D1000-memory.dmp

Filesize
4KB

Download
memory/4148-125-0x00000000065C0000-0x00000000065CB000-memory.dmp

Filesize
44KB

Download
memory/4148-124-0x00000000055C1000-0x00000000055C2000-memory.dmp

Filesize
4KB

Download
memory/4148-123-0x00000000063A0000-0x00000000063A1000-memory.dmp

Filesize
4KB

Download
memory/4148-122-0x0000000006160000-0x0000000006161000-memory.dmp

Filesize
4KB

Download
memory/4148-115-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/4148-120-0x00000000060E0000-0x0000000006101000-memory.dmp

Filesize
132KB

Download
memory/4148-119-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/4148-118-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/4148-117-0x00000000051B0000-0x00000000051B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads