agenttesla | 119e0b0a9d5a8d92dde425a7968a573faf5406dd244de05f176860c0b87492b6

General

Target

21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
Size

969KB
MD5

5b3ac737f328169d7649cce8325e28e2
SHA1

822909bee7ee451dd76dce5b77593a5b35153595
SHA256

21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d
SHA512

30f215d2bf1050fb9c41e9fa61200c3f28942659aeef3df6e8a24798a4f34488af23ee3eae1907b9727da1835ba26f0e19fa80f97f4ba60ea4c563ffb35075ab
SSDEEP

24576:5Bfsl4bUSXJwta8ItxAQ47VrfxpJ/CxxLI/2:/fslCJO5TQq/lCxxLI+

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6174413593:AAEFJFfmmgKHkg-43MZw2Pt5EAT6z2Bs9Ug/

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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 920 set thread context of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
Token: SeDebugPrivilege	1560	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27
PID 920 wrote to memory of 1560	920	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe

C:\Users\Admin\AppData\Local\Temp\21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
"C:\Users\Admin\AppData\Local\Temp\21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:920
- C:\Users\Admin\AppData\Local\Temp\21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe
  "C:\Users\Admin\AppData\Local\Temp\21b178d2c4a37e242aba83fb691e598e442539566e5bfabc30f7501798684b4d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/920-54-0x00000000002E0000-0x00000000003D8000-memory.dmp

Filesize
992KB

Download
memory/920-55-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/920-56-0x00000000005E0000-0x00000000005EE000-memory.dmp

Filesize
56KB

Download
memory/920-57-0x00000000006B0000-0x00000000006BA000-memory.dmp

Filesize
40KB

Download
memory/920-58-0x0000000007F90000-0x0000000008024000-memory.dmp

Filesize
592KB

Download
memory/920-59-0x0000000004330000-0x000000000438E000-memory.dmp

Filesize
376KB

Download
memory/1560-60-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1560-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-69-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1560-70-0x00000000022F0000-0x0000000002330000-memory.dmp

Filesize
256KB

Download
memory/1560-88-0x00000000022F0000-0x0000000002330000-memory.dmp

Filesize
256KB

Download

Analysis

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