agenttesla | 7466aa2d482d74a4da0d1772009319a1507da78580178d9b2560586e53f99b74

General

Target

59f96b6392f723136ccad74732829f34ff4b9466.exe
Size

817KB
MD5

525d3818a894e22a88f2fa98ed14f3a1
SHA1

59f96b6392f723136ccad74732829f34ff4b9466
SHA256

7466aa2d482d74a4da0d1772009319a1507da78580178d9b2560586e53f99b74
SHA512

797ea3e75742bb4023cc52143b74eed20cbde8849391c38c4a99f7bcb98d3f6245f126d3ec5985d61185cc725a6a4d4f892e90e9bcd689f2695eb331b4ba69a2
SSDEEP

12288:3MUgbiZU6XgScm6mTGL0r/HXYxAWO2DPpfhdCsbxlZhhu6Y+9HvDZEYV0zMpz17i:LPXgVSTGLq/XYxAWFv4uD0

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.qualitysolutions.co.in
Port:
587
Username:
[email protected]
Password:
9873335231
Email To:
[email protected]

Signatures

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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	59f96b6392f723136ccad74732829f34ff4b9466.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

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-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yqWDN = "C:\\Users\\Admin\\AppData\\Roaming\\yqWDN\\yqWDN.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4728 set thread context of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87

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

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

T1053

pid	Process
2088	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4728	59f96b6392f723136ccad74732829f34ff4b9466.exe
316	RegSvcs.exe
316	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe
Token: SeDebugPrivilege	316	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 2088	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	85
PID 4728 wrote to memory of 2088	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	85
PID 4728 wrote to memory of 2088	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	85
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87
PID 4728 wrote to memory of 316	4728	59f96b6392f723136ccad74732829f34ff4b9466.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\59f96b6392f723136ccad74732829f34ff4b9466.exe
"C:\Users\Admin\AppData\Local\Temp\59f96b6392f723136ccad74732829f34ff4b9466.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IFblStagVvJI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE90D.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2088
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:316

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE90D.tmp

Filesize
1KB

MD5
c5cd446df4eaa529c7e37a3ac32094b3

SHA1
8e5486d8dc851a09f75a5537ef34d8cc00c31531

SHA256
176f772638837ee63dda859bebfb938bb7120128ed741affe72be0afa8add6ef

SHA512
c84ebcb7d5c0ca6797e90cd981a1a8c41049597ccce11243aa003d8defd334bfc87af7644e86310a355197cc33f634cbc62affddbc045b734976dd109744c563

Download Submit
memory/316-140-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/316-141-0x0000000006600000-0x0000000006666000-memory.dmp

Filesize
408KB

Download
memory/316-142-0x0000000006BE0000-0x0000000006C30000-memory.dmp

Filesize
320KB

Download
memory/4728-132-0x0000000000050000-0x0000000000122000-memory.dmp

Filesize
840KB

Download
memory/4728-133-0x0000000005150000-0x00000000056F4000-memory.dmp

Filesize
5.6MB

Download
memory/4728-134-0x0000000004AB0000-0x0000000004B42000-memory.dmp

Filesize
584KB

Download
memory/4728-135-0x0000000004C40000-0x0000000004CDC000-memory.dmp

Filesize
624KB

Download
memory/4728-136-0x0000000004B70000-0x0000000004B7A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads