agenttesla | 70706e21df2777c92d5a20bf792b88d3152b05fab743d881b3a3311291da6f62

General

Target

6eb4eeee101b0230bac33f6bb70758f7.exe
Size

707KB
MD5

6eb4eeee101b0230bac33f6bb70758f7
SHA1

c9e45956fd370e68e786025698d68dd4faf41732
SHA256

70706e21df2777c92d5a20bf792b88d3152b05fab743d881b3a3311291da6f62
SHA512

d2903d5f198b2a063a9976c7f9670b982e641678da6cd6df2b7d9e98e4281736f619b0852ede01fc52bfc2ef22e33c7a36115e8452c705feef9aa7e519355b93

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
dutchlogs.us
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$%

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1444-1-0x00000000004A2600-mapping.dmp	family_agenttesla
behavioral1/memory/1444-3-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/1444-4-0x0000000000360000-0x00000000003AC000-memory.dmp	family_agenttesla
behavioral1/memory/1444-6-0x00000000002C0000-0x0000000000306000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1444-0-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/1444-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/1444-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\lagguy = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lagguy\\lagguy.exe"	6eb4eeee101b0230bac33f6bb70758f7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 1444	1388	6eb4eeee101b0230bac33f6bb70758f7.exe	24

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1388	6eb4eeee101b0230bac33f6bb70758f7.exe
1444	6eb4eeee101b0230bac33f6bb70758f7.exe
1444	6eb4eeee101b0230bac33f6bb70758f7.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1388	6eb4eeee101b0230bac33f6bb70758f7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1444	6eb4eeee101b0230bac33f6bb70758f7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 1444	1388	6eb4eeee101b0230bac33f6bb70758f7.exe	24
PID 1388 wrote to memory of 1444	1388	6eb4eeee101b0230bac33f6bb70758f7.exe	24
PID 1388 wrote to memory of 1444	1388	6eb4eeee101b0230bac33f6bb70758f7.exe	24
PID 1388 wrote to memory of 1444	1388	6eb4eeee101b0230bac33f6bb70758f7.exe	24

C:\Users\Admin\AppData\Local\Temp\6eb4eeee101b0230bac33f6bb70758f7.exe
"C:\Users\Admin\AppData\Local\Temp\6eb4eeee101b0230bac33f6bb70758f7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\6eb4eeee101b0230bac33f6bb70758f7.exe
  "C:\Users\Admin\AppData\Local\Temp\6eb4eeee101b0230bac33f6bb70758f7.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1444

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1444-0-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1444-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1444-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1444-4-0x0000000000360000-0x00000000003AC000-memory.dmp

Filesize
304KB

Download
memory/1444-5-0x0000000002062000-0x0000000002063000-memory.dmp

Filesize
4KB

Download
memory/1444-6-0x00000000002C0000-0x0000000000306000-memory.dmp

Filesize
280KB

Download

Analysis

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