agenttesla | a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21

General

Target

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe
Size

1.1MB
MD5

752fc005d190553303f64c0facf5b44c
SHA1

331165e04f47e13f5c331bb0b94c8b9e7b40850e
SHA256

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21
SHA512

57dcb98ca451053ade15e103bf0c3b44bb8158c375b11202e5995a39511f403817b09c75ac67b05f8d99ccd33690c429c43fc69e126f50a28ea883b0c0b88b07

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.xenonaslikno.gr
Port:
587
Username:
[email protected]
Password:
Fox#UgJVGN#0X

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
behavioral1/memory/1348-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1348-125-0x000000000043766E-mapping.dmp	family_agenttesla
behavioral1/memory/1348-132-0x0000000004E70000-0x000000000536E000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

1348 InstallUtil.exe
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

pid	process
1348	InstallUtil.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe

description	pid	process	target process
PID 2632 set thread context of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exeInstallUtil.exe

pid process

2632 a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe
1348 InstallUtil.exe
1348 InstallUtil.exe

pid	process
2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe
1348	InstallUtil.exe
1348	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe
Token: SeDebugPrivilege	1348	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe

description	pid	process	target process
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe
PID 2632 wrote to memory of 1348	2632	a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe
"C:\Users\Admin\AppData\Local\Temp\a32e674bcf37839c6632ea98bbef365e935a342a1fe746a1658261dd86d65c21.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2632

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:1348

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/1348-132-0x0000000004E70000-0x000000000536E000-memory.dmp

Filesize
5.0MB

Download
memory/1348-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1348-137-0x0000000004E70000-0x000000000536E000-memory.dmp

Filesize
5.0MB

Download
memory/1348-134-0x0000000005AD0000-0x0000000005AD1000-memory.dmp

Filesize
4KB

Download
memory/1348-133-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download
memory/1348-125-0x000000000043766E-mapping.dmp

Download
memory/2632-118-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/2632-119-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/2632-123-0x000000000C4B0000-0x000000000C4BA000-memory.dmp

Filesize
40KB

Download
memory/2632-117-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

Filesize
4KB

Download
memory/2632-115-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2632-122-0x0000000006050000-0x0000000006051000-memory.dmp

Filesize
4KB

Download
memory/2632-121-0x0000000002420000-0x0000000002444000-memory.dmp

Filesize
144KB

Download
memory/2632-120-0x0000000004960000-0x00000000049F2000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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