agenttesla | fa1996ef1afee946b4386f49613daa9aae54eb4f04064d78d411843ae7a7fe43

General

Target

DHL-#AWB130501923096.pdf.exe
Size

565KB
MD5

526a0c82c33a016f1ca7ba7389a2abfa
SHA1

21889035194e5184ec8ad24a4c7454a289457ac9
SHA256

fa1996ef1afee946b4386f49613daa9aae54eb4f04064d78d411843ae7a7fe43
SHA512

e40f2e56f162a91bb560fe25ecc0fae0b6e8e50483784b7d5049bd2efe4bff919226684684597c080ea1e791109479bf6dcf82fb3e34d5bc21f16ecee09a56ff

Score

10^/10

spyware persistence keylogger trojan stealer agenttesla

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1440	MSBuild.exe
1440	MSBuild.exe

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

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\LocalConfig	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\Enroll\HcsGroups	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Shas	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\UI	netsh.exe

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

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 616 wrote to memory of 1440	616	DHL-#AWB130501923096.pdf.exe	24
PID 1440 wrote to memory of 1620	1440	MSBuild.exe	28
PID 1440 wrote to memory of 1620	1440	MSBuild.exe	28
PID 1440 wrote to memory of 1620	1440	MSBuild.exe	28
PID 1440 wrote to memory of 1620	1440	MSBuild.exe	28

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 616 set thread context of 1440	616	DHL-#AWB130501923096.pdf.exe	24

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	MSBuild.exe

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

C:\Users\Admin\AppData\Local\Temp\DHL-#AWB130501923096.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL-#AWB130501923096.pdf.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:616
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  PID:1440
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    - Modifies service
    PID:1620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

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/1440-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1440-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1440-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

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