agenttesla | 1db59ed1e56e9a9297c864706ae0b8fa57dcbdb16f3ca16d8fb8e0fc1168bb37

Analysis

max time kernel
21s
max time network
124s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
30/08/2024, 01:13

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General

Target

MT TBA VESSELPARTICULARS_PDF.scr
Size

727KB
MD5

bceaca06a407a610bf6aa5478c73464d
SHA1

d96a8006d6ac538c84c5936c175b1786193f1dea
SHA256

468fdf7f7ac681b8ad34959240f8a8dfebaaddcbd2a0915a762ee086f23fd4eb
SHA512

8df7c314bc471f373de97814a9644185eeb05537562822142508ec020b03c8a128aa84d8f79c1093e6cb50cd1f91de55ad99adbd9424050c0ae99381f979b0ab
SSDEEP

12288:J0UTvVVxAqTzOW6T9ESBDm0wrI6dVaIfuwd7UDZiHesi9wzde:bXxlzOW6TuSB660aIfJKDZYesi9

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://cash4cars.nz
Port:
21
Username:
[email protected]
Password:
-[([pqM~nGA4

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2876	powershell.exe
2900	powershell.exe

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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 560 set thread context of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37

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 5 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	MT TBA VESSELPARTICULARS_PDF.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MT TBA VESSELPARTICULARS_PDF.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2372	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
560	MT TBA VESSELPARTICULARS_PDF.scr
560	MT TBA VESSELPARTICULARS_PDF.scr
560	MT TBA VESSELPARTICULARS_PDF.scr
560	MT TBA VESSELPARTICULARS_PDF.scr
560	MT TBA VESSELPARTICULARS_PDF.scr
560	MT TBA VESSELPARTICULARS_PDF.scr
2684	MT TBA VESSELPARTICULARS_PDF.scr
2684	MT TBA VESSELPARTICULARS_PDF.scr
2900	powershell.exe
2876	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	560	MT TBA VESSELPARTICULARS_PDF.scr
Token: SeDebugPrivilege	2684	MT TBA VESSELPARTICULARS_PDF.scr
Token: SeDebugPrivilege	2900	powershell.exe
Token: SeDebugPrivilege	2876	powershell.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 2876	560	MT TBA VESSELPARTICULARS_PDF.scr	29
PID 560 wrote to memory of 2876	560	MT TBA VESSELPARTICULARS_PDF.scr	29
PID 560 wrote to memory of 2876	560	MT TBA VESSELPARTICULARS_PDF.scr	29
PID 560 wrote to memory of 2876	560	MT TBA VESSELPARTICULARS_PDF.scr	29
PID 560 wrote to memory of 2900	560	MT TBA VESSELPARTICULARS_PDF.scr	31
PID 560 wrote to memory of 2900	560	MT TBA VESSELPARTICULARS_PDF.scr	31
PID 560 wrote to memory of 2900	560	MT TBA VESSELPARTICULARS_PDF.scr	31
PID 560 wrote to memory of 2900	560	MT TBA VESSELPARTICULARS_PDF.scr	31
PID 560 wrote to memory of 2372	560	MT TBA VESSELPARTICULARS_PDF.scr	33
PID 560 wrote to memory of 2372	560	MT TBA VESSELPARTICULARS_PDF.scr	33
PID 560 wrote to memory of 2372	560	MT TBA VESSELPARTICULARS_PDF.scr	33
PID 560 wrote to memory of 2372	560	MT TBA VESSELPARTICULARS_PDF.scr	33
PID 560 wrote to memory of 2632	560	MT TBA VESSELPARTICULARS_PDF.scr	35
PID 560 wrote to memory of 2632	560	MT TBA VESSELPARTICULARS_PDF.scr	35
PID 560 wrote to memory of 2632	560	MT TBA VESSELPARTICULARS_PDF.scr	35
PID 560 wrote to memory of 2632	560	MT TBA VESSELPARTICULARS_PDF.scr	35
PID 560 wrote to memory of 2676	560	MT TBA VESSELPARTICULARS_PDF.scr	36
PID 560 wrote to memory of 2676	560	MT TBA VESSELPARTICULARS_PDF.scr	36
PID 560 wrote to memory of 2676	560	MT TBA VESSELPARTICULARS_PDF.scr	36
PID 560 wrote to memory of 2676	560	MT TBA VESSELPARTICULARS_PDF.scr	36
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37
PID 560 wrote to memory of 2684	560	MT TBA VESSELPARTICULARS_PDF.scr	37

C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr
"C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr" /S
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560
- 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\MT TBA VESSELPARTICULARS_PDF.scr"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2876
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lfwixYEBu.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2900
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lfwixYEBu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54A5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2372
- C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr
  "C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr"
  2⤵
  PID:2632
- C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr
  "C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr"
  2⤵
  PID:2676
- C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr
  "C:\Users\Admin\AppData\Local\Temp\MT TBA VESSELPARTICULARS_PDF.scr"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp54A5.tmp

Filesize
1KB

MD5
32a910e8e8aa6a5ca6f03b54b4530d82

SHA1
7957ccd7ee63bf690c58829c45ead2c7d850920f

SHA256
b4d1d96add3e26907cd6a5d76e34df17c3a6f9dfdbdfe0f0472d725fb18ca454

SHA512
ac1a1adc16097fd1d7a0cedf1fb659b63979d8383195a7f566655014a3d43f45928a5a18c7f13749796a4693030d073a17c671c66a7f44e90170c1764da46d93

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
c6a3e2e5eddd0f2905102730276ccc3f

SHA1
6b0d9c556436e539775e3a79be2f9ba952df5050

SHA256
2eff1773d22d5f641cd503dffb7284d32266a18af37a50571d8141364aca70b2

SHA512
ea996b31a20217c7a2b30954afa5e2643adf27017c85c5f1294d80cd42a935f3fa3f95d2555c61953b57968a01a06b2e9e74610ac28932469b478db1b8765db9

Download Submit
memory/560-4-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/560-32-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/560-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/560-5-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/560-6-0x0000000005E60000-0x0000000005EE2000-memory.dmp

Filesize
520KB

Download
memory/560-2-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/560-1-0x00000000001F0000-0x00000000002AC000-memory.dmp

Filesize
752KB

Download
memory/560-3-0x00000000004D0000-0x00000000004E8000-memory.dmp

Filesize
96KB

Download
memory/2684-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2684-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download