agenttesla | a96249e0df2c88e2e047ad332ba7d2755dd6f390d39afc67de05ddfa8726e53f

General

Target

BL. NO. ANSMUNDAR3621.exe
Size

705KB
MD5

5e4930b37a31c65525ec4e308a67fb7e
SHA1

c598d2e034dd4d1e1266b8d0f047cfd629b56ab9
SHA256

a96249e0df2c88e2e047ad332ba7d2755dd6f390d39afc67de05ddfa8726e53f
SHA512

86600dfb132d057a6f7fe4d644b8c3577ef83ed95e2986d4c2d3475c6af92db1eb7bb3ef6288b29b441e30443057c296838bb49e1980e0ed7dfafdff7a6968e4

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.topfrozenfoodbrand.com
Port:
587
Username:
webmaster@topfrozenfoodbrand.com
Password:
Chukwudim28@

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/668-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/668-125-0x0000000000436D9E-mapping.dmp	family_agenttesla
behavioral2/memory/668-130-0x00000000055D0000-0x0000000005ACE000-memory.dmp	family_agenttesla

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:

BL. NO. ANSMUNDAR3621.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL. NO. ANSMUNDAR3621.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL. NO. ANSMUNDAR3621.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BL. NO. ANSMUNDAR3621.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BL. NO. ANSMUNDAR3621.exe

description pid process target process

PID 2700 set thread context of 668 2700 BL. NO. ANSMUNDAR3621.exe BL. NO. ANSMUNDAR3621.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

BL. NO. ANSMUNDAR3621.exe

pid process

668 BL. NO. ANSMUNDAR3621.exe
668 BL. NO. ANSMUNDAR3621.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

BL. NO. ANSMUNDAR3621.exe

description pid process

Token: SeDebugPrivilege 668 BL. NO. ANSMUNDAR3621.exe

description	pid	process	target process
PID 2700 set thread context of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe

pid	process
668	BL. NO. ANSMUNDAR3621.exe
668	BL. NO. ANSMUNDAR3621.exe

description	pid	process
Token: SeDebugPrivilege	668	BL. NO. ANSMUNDAR3621.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

BL. NO. ANSMUNDAR3621.exe

description	pid	process	target process
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe
PID 2700 wrote to memory of 668	2700	BL. NO. ANSMUNDAR3621.exe	BL. NO. ANSMUNDAR3621.exe

outlook_office_path 1 IoCs

Processes:

BL. NO. ANSMUNDAR3621.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	BL. NO. ANSMUNDAR3621.exe

outlook_win_path 1 IoCs

Processes:

BL. NO. ANSMUNDAR3621.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	BL. NO. ANSMUNDAR3621.exe

C:\Users\Admin\AppData\Local\Temp\BL. NO. ANSMUNDAR3621.exe
"C:\Users\Admin\AppData\Local\Temp\BL. NO. ANSMUNDAR3621.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2700

C:\Users\Admin\AppData\Local\Temp\BL. NO. ANSMUNDAR3621.exe
"C:\Users\Admin\AppData\Local\Temp\BL. NO. ANSMUNDAR3621.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:668

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/668-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/668-132-0x0000000006240000-0x0000000006241000-memory.dmp

Filesize
4KB

Download
memory/668-131-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/668-130-0x00000000055D0000-0x0000000005ACE000-memory.dmp

Filesize
5.0MB

Download
memory/668-125-0x0000000000436D9E-mapping.dmp

Download
memory/2700-119-0x0000000006DF0000-0x00000000072EE000-memory.dmp

Filesize
5.0MB

Download
memory/2700-122-0x0000000009650000-0x0000000009651000-memory.dmp

Filesize
4KB

Download
memory/2700-123-0x00000000080F0000-0x0000000008147000-memory.dmp

Filesize
348KB

Download
memory/2700-121-0x0000000006FE0000-0x0000000006FE7000-memory.dmp

Filesize
28KB

Download
memory/2700-120-0x0000000004940000-0x0000000004941000-memory.dmp

Filesize
4KB

Download
memory/2700-115-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/2700-118-0x0000000006E90000-0x0000000006E91000-memory.dmp

Filesize
4KB

Download
memory/2700-117-0x00000000072F0000-0x00000000072F1000-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