agenttesla | 4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 01:33

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General

Target

4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Size

1.2MB
MD5

d8070d83d46e6f6dc5cda2a5a29b38aa
SHA1

16b1e52e9f0dcd5f79e9d0a4010d2c6fd24422ce
SHA256

4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945
SHA512

5ddac2be2b52259792ca71cb485f728c6df67c97e0463f55277169589e8e6f09873e4faf7b4c07738b28213d0b9ef0a303260020ad2775b96ce4469efaefe82c
SSDEEP

24576:8GM1pa27Ml7zgIkxHc0IQv1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:v27qIxHJIMjLoyEkmZ9Y14

Score

10^/10

agenttesla collection discovery evasion execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.huiijingco.com
Port:
587
Username:
[email protected]
Password:
lNLUrZT2

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2932-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2932-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2932-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2932-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2932-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2804	powershell.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2448 set thread context of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
2804	powershell.exe
2932	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
2932	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
Token: SeDebugPrivilege	2804	powershell.exe
Token: SeDebugPrivilege	2932	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2804	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	31
PID 2448 wrote to memory of 2804	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	31
PID 2448 wrote to memory of 2804	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	31
PID 2448 wrote to memory of 2804	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	31
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2692	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	34
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2812	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	35
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36
PID 2448 wrote to memory of 2932	2448	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe

C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
"C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2804
- C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
  "C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe"
  2⤵
  PID:2692
- C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
  "C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe"
  2⤵
  PID:2812
- C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe
  "C:\Users\Admin\AppData\Local\Temp\4d67b942d28c806efd17da6040a4e5b21db90189148b6e25f2563562e394f945.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2448-20-0x0000000073DD0000-0x00000000744BE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-1-0x0000000000E00000-0x0000000000F38000-memory.dmp

Filesize
1.2MB

Download
memory/2448-2-0x0000000073DD0000-0x00000000744BE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-3-0x0000000000420000-0x000000000042C000-memory.dmp

Filesize
48KB

Download
memory/2448-4-0x0000000073DD0000-0x00000000744BE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-5-0x00000000052F0000-0x0000000005364000-memory.dmp

Filesize
464KB

Download
memory/2448-0-0x0000000073DDE000-0x0000000073DDF000-memory.dmp

Filesize
4KB

Download
memory/2932-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2932-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download