agenttesla | afaa75058c4de5013c9a5dafba07e7952b354152719d373e18a226de484b7a46

General

Target

SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
Size

1.7MB
MD5

b590f332b0fa48f20e7c9876fd2ec185
SHA1

3914b5911e3265d50d81b700ff980c7013030eb4
SHA256

afaa75058c4de5013c9a5dafba07e7952b354152719d373e18a226de484b7a46
SHA512

421972f8fff817a2f1371d95f11cea5ae85555d4a5fe207e9e3b2d45ef2593580802493a1853043f725a58a88acad8c3610e1a3822370e3cbd11472599ab9ac8
SSDEEP

24576:mGgTwzGtL5DmOlHCeEzyjDjXZCX5OBHCGds9L:m5tNvCeEccX5OEl

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.donadorotea.com
Port:
587
Username:
[email protected]
Password:
$TH!4vHd2ymR
Email To:
[email protected]

Signatures

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

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\EtEIU = "C:\\Users\\Admin\\AppData\\Roaming\\EtEIU\\EtEIU.exe"	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1560 set thread context of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1092	powershell.exe
1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1092	powershell.exe
Token: SeDebugPrivilege	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
Token: SeDebugPrivilege	1756	RegAsm.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 1092	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	26
PID 1560 wrote to memory of 1092	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	26
PID 1560 wrote to memory of 1092	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	26
PID 1560 wrote to memory of 1092	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	26
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1376	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	28
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29
PID 1560 wrote to memory of 1756	1560	SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.30942.29613.29881.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1092
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  PID:1376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1756

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1092-60-0x00000000022D0000-0x0000000002310000-memory.dmp

Filesize
256KB

Download
memory/1092-61-0x00000000022D0000-0x0000000002310000-memory.dmp

Filesize
256KB

Download
memory/1092-62-0x00000000022D0000-0x0000000002310000-memory.dmp

Filesize
256KB

Download
memory/1092-64-0x00000000022D0000-0x0000000002310000-memory.dmp

Filesize
256KB

Download
memory/1092-65-0x00000000022D0000-0x0000000002310000-memory.dmp

Filesize
256KB

Download
memory/1560-54-0x0000000000FA0000-0x0000000001160000-memory.dmp

Filesize
1.8MB

Download
memory/1560-55-0x0000000004E40000-0x0000000004F90000-memory.dmp

Filesize
1.3MB

Download
memory/1560-56-0x0000000000AF0000-0x0000000000B30000-memory.dmp

Filesize
256KB

Download
memory/1560-57-0x0000000000D50000-0x0000000000DE2000-memory.dmp

Filesize
584KB

Download
memory/1560-63-0x0000000000AF0000-0x0000000000B30000-memory.dmp

Filesize
256KB

Download
memory/1756-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-69-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-71-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-75-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-73-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1756-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1756-76-0x00000000046B0000-0x00000000046F0000-memory.dmp

Filesize
256KB

Download
memory/1756-78-0x00000000046B0000-0x00000000046F0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing