agenttesla | 0d0bc3db92e427e4774d5163e82bcb2c43abea5459d2541ab7da179e1dd41364

General

Target

f6f0735e72c04c375410e11ee9819f4b.exe
Size

1.2MB
MD5

f6f0735e72c04c375410e11ee9819f4b
SHA1

5c13c6de1d4a58f85595bafc538dfcb2e59210af
SHA256

0d0bc3db92e427e4774d5163e82bcb2c43abea5459d2541ab7da179e1dd41364
SHA512

0775a1b2cc06c8f8d77a9ddf33abbe7da8d855bc00494df1f868edbeb88b0668c383e98718084422799c368957505af89c3d3a6cea7438837a8e61282b01705b
SSDEEP

24576:mRmJkcoQricOIQxiZY1iag3h7lhh1xIxrPlkG3FQ7GFKCzkgs6:jJZoQrbTFZY1iagx7XmZG8FKD6

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.agaliofu.top
Port:
587
Username:
[email protected]
Password:
QPS.6YYl.Yi=
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4944 set thread context of 3388	4944	f6f0735e72c04c375410e11ee9819f4b.exe	84

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	4944	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	f6f0735e72c04c375410e11ee9819f4b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3388	RegSvcs.exe
3388	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4944	f6f0735e72c04c375410e11ee9819f4b.exe
4944	f6f0735e72c04c375410e11ee9819f4b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3388	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4944	f6f0735e72c04c375410e11ee9819f4b.exe
4944	f6f0735e72c04c375410e11ee9819f4b.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4944	f6f0735e72c04c375410e11ee9819f4b.exe
4944	f6f0735e72c04c375410e11ee9819f4b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 3388	4944	f6f0735e72c04c375410e11ee9819f4b.exe	84
PID 4944 wrote to memory of 3388	4944	f6f0735e72c04c375410e11ee9819f4b.exe	84
PID 4944 wrote to memory of 3388	4944	f6f0735e72c04c375410e11ee9819f4b.exe	84
PID 4944 wrote to memory of 3388	4944	f6f0735e72c04c375410e11ee9819f4b.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\f6f0735e72c04c375410e11ee9819f4b.exe
"C:\Users\Admin\AppData\Local\Temp\f6f0735e72c04c375410e11ee9819f4b.exe"
1⤵
- 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:4944
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\f6f0735e72c04c375410e11ee9819f4b.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:3388
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 728
  2⤵
  - Program crash
  PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4944 -ip 4944
1⤵
PID:3484

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

Discovery

System Information Discovery

1

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/3388-3-0x0000000000700000-0x0000000000742000-memory.dmp

Filesize
264KB

Download
memory/3388-4-0x000000007378E000-0x000000007378F000-memory.dmp

Filesize
4KB

Download
memory/3388-5-0x00000000053E0000-0x0000000005984000-memory.dmp

Filesize
5.6MB

Download
memory/3388-6-0x0000000004D40000-0x0000000004DA6000-memory.dmp

Filesize
408KB

Download
memory/3388-7-0x0000000073780000-0x0000000073F30000-memory.dmp

Filesize
7.7MB

Download
memory/3388-8-0x0000000005D50000-0x0000000005DA0000-memory.dmp

Filesize
320KB

Download
memory/3388-9-0x0000000005E40000-0x0000000005ED2000-memory.dmp

Filesize
584KB

Download
memory/3388-10-0x0000000005DE0000-0x0000000005DEA000-memory.dmp

Filesize
40KB

Download
memory/3388-11-0x000000007378E000-0x000000007378F000-memory.dmp

Filesize
4KB

Download
memory/3388-12-0x0000000073780000-0x0000000073F30000-memory.dmp

Filesize
7.7MB

Download
memory/4944-2-0x00000000043A0000-0x00000000047A0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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