agenttesla | 83d7f0bdaaed88575f5da5ba200812740e2485a89296ff0ca62d361af64e0828

General

Target

Scan docs. pdf...................exe
Size

395KB
MD5

1be69ae48470bc61f9d9a3dadac1332b
SHA1

70fd3849d42ea40e4df52a4f388abfd099d8d892
SHA256

43503c2141f4ee3c30d73dc4cec26f079074c25cd4487ce9de32b9f36c73a871
SHA512

5d9bb581ec611702edf57317877cc15d60a9b096309b7a10b8bc1ff8c057d0dc7519b63b00e24253062ec6d16047c8220485f886a653dea97933dda47cd38c2e
SSDEEP

6144:j682Y/iAwiLUMmYHCpjibNHqqv//EnbRXPtv167ygKbJRgF+UyEVUK+RuLINk:jhKAoM5HhAqvYbHt67ygKbJP8UUM

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.nicedoc.biz
Port:
587
Username:
[email protected]
Password:
simple2626

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/3024-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3024-27-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Scan docs. pdf...................exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Scan docs. pdf...................exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Scan docs. pdf...................exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 3024	3016	Scan docs. pdf...................exe	34

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2528	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe
3024	Scan docs. pdf...................exe
3024	Scan docs. pdf...................exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	Scan docs. pdf...................exe
Token: SeDebugPrivilege	3024	Scan docs. pdf...................exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3016	Scan docs. pdf...................exe
3016	Scan docs. pdf...................exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2528	3016	Scan docs. pdf...................exe	30
PID 3016 wrote to memory of 2528	3016	Scan docs. pdf...................exe	30
PID 3016 wrote to memory of 2528	3016	Scan docs. pdf...................exe	30
PID 3016 wrote to memory of 2528	3016	Scan docs. pdf...................exe	30
PID 3016 wrote to memory of 2904	3016	Scan docs. pdf...................exe	32
PID 3016 wrote to memory of 2904	3016	Scan docs. pdf...................exe	32
PID 3016 wrote to memory of 2904	3016	Scan docs. pdf...................exe	32
PID 3016 wrote to memory of 2904	3016	Scan docs. pdf...................exe	32
PID 3016 wrote to memory of 2452	3016	Scan docs. pdf...................exe	33
PID 3016 wrote to memory of 2452	3016	Scan docs. pdf...................exe	33
PID 3016 wrote to memory of 2452	3016	Scan docs. pdf...................exe	33
PID 3016 wrote to memory of 2452	3016	Scan docs. pdf...................exe	33
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34
PID 3016 wrote to memory of 3024	3016	Scan docs. pdf...................exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Scan docs. pdf...................exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Scan docs. pdf...................exe

C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OmIpirzuSc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6DB1.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2528
- C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
  "C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
  2⤵
  PID:2904
- C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
  "C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
  2⤵
  PID:2452
- C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
  "C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3016-26-0x0000000074A30000-0x000000007511E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-1-0x0000000074A30000-0x000000007511E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-2-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/3016-3-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/3016-4-0x00000000020B0000-0x00000000020BE000-memory.dmp

Filesize
56KB

Download
memory/3016-5-0x0000000074A30000-0x000000007511E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-6-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/3016-7-0x00000000048A0000-0x00000000048E0000-memory.dmp

Filesize
256KB

Download
memory/3016-8-0x0000000008410000-0x0000000008470000-memory.dmp

Filesize
384KB

Download
memory/3016-0-0x00000000002E0000-0x000000000034A000-memory.dmp

Filesize
424KB

Download
memory/3024-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3024-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-27-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3024-28-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-29-0x0000000002100000-0x0000000002140000-memory.dmp

Filesize
256KB

Download
memory/3024-30-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/3024-31-0x0000000002100000-0x0000000002140000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads