agenttesla | e6fc48f226544e7d5b7fc19a7fe236624f3a0670fa4a42f73e9fc2d0d2b2cf1b

General

Target

5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
Size

696KB
MD5

2fad9d22d71aa2c94ee5b6ef0287440e
SHA1

80331853c5503522e775aa7ef10317a14595158d
SHA256

5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067
SHA512

a7ecba4cab6e47483d55141e7fc2e138915a4425fa86fb15a5034d530ff2a53e1f3785a38c99dfd62b3ead850ab25ff82d5e0699925d26ddfb0b124d191109b6
SSDEEP

12288:XFmDIzln4wgNAqcDZ2ITVh4LhIMA4PDT3XWGl3VlVT6QdtaTlW:1mDId4wqANDI8S3f3BBVRtaT

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6277498666:AAH4URlmeSysUKKZG20OTvrve55BRMLEu_o/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe

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
5	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 324 set thread context of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
872	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
Token: SeDebugPrivilege	872	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 324 wrote to memory of 872	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	26
PID 324 wrote to memory of 872	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	26
PID 324 wrote to memory of 872	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	26
PID 324 wrote to memory of 872	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	26
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28
PID 324 wrote to memory of 2040	324	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe	28

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	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.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	5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe

C:\Users\Admin\AppData\Local\Temp\5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
"C:\Users\Admin\AppData\Local\Temp\5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:324
- 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\5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:872
- C:\Users\Admin\AppData\Local\Temp\5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe
  "C:\Users\Admin\AppData\Local\Temp\5c55eec6f12aa60ac02540ebb2af7b7780d148d76a07ad27bfad0d4f3bc1a067.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/324-54-0x0000000001240000-0x00000000012F4000-memory.dmp

Filesize
720KB

Download
memory/324-55-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/324-56-0x00000000004D0000-0x00000000004E2000-memory.dmp

Filesize
72KB

Download
memory/324-57-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/324-58-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/324-59-0x0000000007F40000-0x0000000007FC6000-memory.dmp

Filesize
536KB

Download
memory/324-60-0x0000000004F50000-0x0000000004F9E000-memory.dmp

Filesize
312KB

Download
memory/872-74-0x0000000001C40000-0x0000000001C80000-memory.dmp

Filesize
256KB

Download
memory/2040-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2040-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-73-0x00000000006B0000-0x00000000006F0000-memory.dmp

Filesize
256KB

Download
memory/2040-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2040-92-0x00000000006B0000-0x00000000006F0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing