agenttesla | f32aaffbbf2bcaee36c603364a794939abf6039613fea0f833cb48a113eca2c3

General

Target

LPO FOR QUOTATION.docx.exe
Size

1.8MB
MD5

9c1c2f429f7db2bed52d564f2584cb29
SHA1

6ba49f12310ee712788f51581969c9ecbeb6d1f9
SHA256

e2233b7eb2b39904c37d4e334b857f49ac367a273d694145647be38c39bd38b4
SHA512

d34582e0d45dc8195a5dc52b295c2fd464484f1391047283ef1e8dddeb8f8cb73aa114bb3b8dde48e94ec6341ca1f9bba14fd6bfeab590113ac26b037002a5aa
SSDEEP

24576:Atb20pkaCqT5TBWgNQ7aAji9a5+bjL4atYKq3H5HyWnUWeCMh9sD9T6A:JVg5tQ7aA2a+jRIXhN9eCMh6Z5

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
ike2020.xyz
Port:
587
Username:
[email protected]
Password:
Dollar$45

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/3840-2-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	LPO FOR QUOTATION.docx.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2120 set thread context of 3840	2120	LPO FOR QUOTATION.docx.exe	82

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 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LPO FOR QUOTATION.docx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2268	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3840	RegSvcs.exe
3840	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2120	LPO FOR QUOTATION.docx.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3840	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2120	LPO FOR QUOTATION.docx.exe
2120	LPO FOR QUOTATION.docx.exe
2120	LPO FOR QUOTATION.docx.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2120	LPO FOR QUOTATION.docx.exe
2120	LPO FOR QUOTATION.docx.exe
2120	LPO FOR QUOTATION.docx.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 3840	2120	LPO FOR QUOTATION.docx.exe	82
PID 2120 wrote to memory of 3840	2120	LPO FOR QUOTATION.docx.exe	82
PID 2120 wrote to memory of 3840	2120	LPO FOR QUOTATION.docx.exe	82
PID 2120 wrote to memory of 3840	2120	LPO FOR QUOTATION.docx.exe	82
PID 2120 wrote to memory of 940	2120	LPO FOR QUOTATION.docx.exe	83
PID 2120 wrote to memory of 940	2120	LPO FOR QUOTATION.docx.exe	83
PID 2120 wrote to memory of 940	2120	LPO FOR QUOTATION.docx.exe	83
PID 940 wrote to memory of 2268	940	cmd.exe	85
PID 940 wrote to memory of 2268	940	cmd.exe	85
PID 940 wrote to memory of 2268	940	cmd.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\LPO FOR QUOTATION.docx.exe
"C:\Users\Admin\AppData\Local\Temp\LPO FOR QUOTATION.docx.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegSvcs.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:3840
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\LPO FOR QUOTATION.docx.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:940
- - C:\Windows\SysWOW64\timeout.exe
    TimeOut 1
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2120-0-0x0000000004DB0000-0x0000000004E43000-memory.dmp

Filesize
588KB

Download
memory/2120-1-0x0000000004EF0000-0x0000000004F83000-memory.dmp

Filesize
588KB

Download
memory/3840-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3840-3-0x0000000074492000-0x0000000074493000-memory.dmp

Filesize
4KB

Download
memory/3840-4-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download
memory/3840-5-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download
memory/3840-6-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download
memory/3840-7-0x0000000074492000-0x0000000074493000-memory.dmp

Filesize
4KB

Download
memory/3840-8-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download
memory/3840-9-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download
memory/3840-10-0x0000000074490000-0x0000000074A41000-memory.dmp

Filesize
5.7MB

Download

Analysis

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