agenttesla | ddfa7fe7c01cfa34c2413acc83e9f11eace8bc09e80128da2b5e2e61284df9ff

General

Target

7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
Size

1017KB
MD5

7bda5add0d4ba2c5b1810e9f44a6c6fb
SHA1

857ec2f81068823ea37da355fa8fef8396230eac
SHA256

ddfa7fe7c01cfa34c2413acc83e9f11eace8bc09e80128da2b5e2e61284df9ff
SHA512

f39060cc82a5d3ad738ca362406494fd1c7fdb7bc352c67a3f9f77cdc13a4f74a5464f1f226f9f08ecf75f9358955e28c2199bd676d8b99ad1b9b760b63435ce
SSDEEP

12288:5SUkOyTh0sQQ3XFkdhhgxw56hHb4ApqblAOnGh:5lrRLQnOJgsKMAAxG

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.northsrockusa.com/
Port:
21
Username:
[email protected]
Password:
(P%T2swlhOf}

Signatures

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

AgentTesla payload 7 IoCs

resource	yara_rule
behavioral1/memory/2648-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-23-0x0000000002140000-0x0000000002180000-memory.dmp	family_agenttesla
behavioral1/memory/2648-27-0x0000000002140000-0x0000000002180000-memory.dmp	family_agenttesla

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-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
Key opened	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
Key opened	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 880 set thread context of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
2648	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
2648	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
Token: SeDebugPrivilege	2648	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2648	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2056	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	28
PID 880 wrote to memory of 2056	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	28
PID 880 wrote to memory of 2056	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	28
PID 880 wrote to memory of 2056	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	28
PID 880 wrote to memory of 2736	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	29
PID 880 wrote to memory of 2736	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	29
PID 880 wrote to memory of 2736	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	29
PID 880 wrote to memory of 2736	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	29
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30
PID 880 wrote to memory of 2648	880	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bda5add0d4ba2c5b1810e9f44a6c6fb.exe

C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
"C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:880
- C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
  "C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
  2⤵
  PID:2056
- C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
  "C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
  2⤵
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe
  "C:\Users\Admin\AppData\Local\Temp\7bda5add0d4ba2c5b1810e9f44a6c6fb.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/880-0-0x0000000000BC0000-0x0000000000CC4000-memory.dmp

Filesize
1.0MB

Download
memory/880-1-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/880-2-0x0000000005050000-0x0000000005090000-memory.dmp

Filesize
256KB

Download
memory/880-3-0x0000000000320000-0x000000000033E000-memory.dmp

Filesize
120KB

Download
memory/880-4-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/880-5-0x0000000005050000-0x0000000005090000-memory.dmp

Filesize
256KB

Download
memory/880-6-0x0000000000980000-0x0000000000A1E000-memory.dmp

Filesize
632KB

Download
memory/880-7-0x0000000000A20000-0x0000000000A5C000-memory.dmp

Filesize
240KB

Download
memory/880-22-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-21-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-23-0x0000000002140000-0x0000000002180000-memory.dmp

Filesize
256KB

Download
memory/2648-26-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-27-0x0000000002140000-0x0000000002180000-memory.dmp

Filesize
256KB

Download
memory/2648-28-0x0000000002140000-0x0000000002180000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads