agenttesla | 740cdbd68d1d3705021e8b857f177c39938aa485f561ec1c208264d7d4ee5927

General

Target

PO fcl 20'HOC0039119xlx.exe
Size

886KB
MD5

eb47bbd112cece167cfde57fbf70c2d9
SHA1

cd34c36c3b2c35d68ad6ae4db4ca47286d50915f
SHA256

740cdbd68d1d3705021e8b857f177c39938aa485f561ec1c208264d7d4ee5927
SHA512

0c5c2ad6f1c3d3496126a1b418e9afcf28d846ed2506175e19a84a1cb48d228d2bf692db129ce778a4b3102216da133af0bc8712c6e758a6624f85dd5bc7cf57

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.topfrozenfoodbrand.com
Port:
587
Username:
[email protected]
Password:
Everest10purch

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.topfrozenfoodbrand.com
Port:
587
Username:
[email protected]
Password:
Everest10purch
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Drops file in Drivers directory 1 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts PO fcl 20'HOC0039119xlx.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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	PO fcl 20'HOC0039119xlx.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PO fcl 20'HOC0039119xlx.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO fcl 20'HOC0039119xlx.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO fcl 20'HOC0039119xlx.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO fcl 20'HOC0039119xlx.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

description pid process target process

PID 2040 set thread context of 1540 2040 PO fcl 20'HOC0039119xlx.exe PO fcl 20'HOC0039119xlx.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1144 1540 WerFault.exe PO fcl 20'HOC0039119xlx.exe

description	pid	process	target process
PID 2040 set thread context of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe

pid	pid_target	process	target process
1144	1540	WerFault.exe	PO fcl 20'HOC0039119xlx.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

PO fcl 20'HOC0039119xlx.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	PO fcl 20'HOC0039119xlx.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	PO fcl 20'HOC0039119xlx.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

pid process

1540 PO fcl 20'HOC0039119xlx.exe
1540 PO fcl 20'HOC0039119xlx.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

description pid process

Token: SeDebugPrivilege 1540 PO fcl 20'HOC0039119xlx.exe

pid	process
1540	PO fcl 20'HOC0039119xlx.exe
1540	PO fcl 20'HOC0039119xlx.exe

description	pid	process
Token: SeDebugPrivilege	1540	PO fcl 20'HOC0039119xlx.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exePO fcl 20'HOC0039119xlx.exe

description	pid	process	target process
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 2040 wrote to memory of 1540	2040	PO fcl 20'HOC0039119xlx.exe	PO fcl 20'HOC0039119xlx.exe
PID 1540 wrote to memory of 1144	1540	PO fcl 20'HOC0039119xlx.exe	WerFault.exe
PID 1540 wrote to memory of 1144	1540	PO fcl 20'HOC0039119xlx.exe	WerFault.exe
PID 1540 wrote to memory of 1144	1540	PO fcl 20'HOC0039119xlx.exe	WerFault.exe
PID 1540 wrote to memory of 1144	1540	PO fcl 20'HOC0039119xlx.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO fcl 20'HOC0039119xlx.exe

outlook_win_path 1 IoCs

Processes:

PO fcl 20'HOC0039119xlx.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO fcl 20'HOC0039119xlx.exe

C:\Users\Admin\AppData\Local\Temp\PO fcl 20'HOC0039119xlx.exe
"C:\Users\Admin\AppData\Local\Temp\PO fcl 20'HOC0039119xlx.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\PO fcl 20'HOC0039119xlx.exe
"C:\Users\Admin\AppData\Local\Temp\PO fcl 20'HOC0039119xlx.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 1688
3⤵
- Program crash
PID:1144

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

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

memory/1144-71-0x0000000000000000-mapping.dmp

Download
memory/1540-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-65-0x000000000043605E-mapping.dmp

Download
memory/1540-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1540-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2040-56-0x0000000000270000-0x000000000027A000-memory.dmp

Filesize
40KB

Download
memory/2040-57-0x0000000007F80000-0x000000000801C000-memory.dmp

Filesize
624KB

Download
memory/2040-58-0x0000000000AB0000-0x0000000000AF0000-memory.dmp

Filesize
256KB

Download
memory/2040-54-0x00000000002B0000-0x0000000000392000-memory.dmp

Filesize
904KB

Download
memory/2040-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads