agenttesla | 051a593a45e198bfb6434ce1b9b98a86f84dc4c7359de797a42f9162cb330ee5

General

Target

Request For Quotation.exe
Size

1.3MB
MD5

5d60f8fa963085b2a2483b05140d4bc4
SHA1

c057f70168ed6206fc401e7aad30e3f0312b8df1
SHA256

e40f740bc350734172f4ef8a2e68983413d957a9fb048984f1219fb14869870a
SHA512

077ad83a4e23d32cfbec5ae93a272781a8a980d33efd6bde521981a2a10883a0360760d84815b3099422d1e09f860512b99ed9961e1e282f63c17c04c1fb89a6
SSDEEP

24576:zb0JuII8FnrPNLxekt2HbkvkfNEhuoePCDVkfijlz:zhAlhNenIJJ

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5577155192:AAEz6ZTkghx2RsdTxeeE-sDulPHc5WQblVg/

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\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request For Quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request For Quotation.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request For Quotation.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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\x32 = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\winrar\\x32.exe\""	Request For Quotation.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
3	api.ipify.org
4	api.ipify.org

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
1488	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1488	powershell.exe
Token: SeDebugPrivilege	1692	Request For Quotation.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 1488	1692	Request For Quotation.exe	28
PID 1692 wrote to memory of 1488	1692	Request For Quotation.exe	28
PID 1692 wrote to memory of 1488	1692	Request For Quotation.exe	28
PID 1692 wrote to memory of 1488	1692	Request For Quotation.exe	28

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	Request For Quotation.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	Request For Quotation.exe

C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Request For Quotation.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1692
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMQAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1488

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

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Downloads

memory/1488-61-0x00000000027C0000-0x0000000002800000-memory.dmp

Filesize
256KB

Download
memory/1488-62-0x00000000027C0000-0x0000000002800000-memory.dmp

Filesize
256KB

Download
memory/1488-63-0x00000000027C0000-0x0000000002800000-memory.dmp

Filesize
256KB

Download
memory/1692-54-0x0000000001270000-0x00000000013C4000-memory.dmp

Filesize
1.3MB

Download
memory/1692-55-0x0000000000D10000-0x0000000000D50000-memory.dmp

Filesize
256KB

Download
memory/1692-56-0x00000000059E0000-0x0000000005ADE000-memory.dmp

Filesize
1016KB

Download
memory/1692-57-0x00000000004A0000-0x00000000004BA000-memory.dmp

Filesize
104KB

Download
memory/1692-58-0x0000000004E90000-0x0000000004F22000-memory.dmp

Filesize
584KB

Download
memory/1692-64-0x0000000000D10000-0x0000000000D50000-memory.dmp

Filesize
256KB

Download
memory/1692-66-0x0000000004F70000-0x0000000004FA0000-memory.dmp

Filesize
192KB

Download
memory/1692-67-0x0000000000D10000-0x0000000000D50000-memory.dmp

Filesize
256KB

Download
memory/1692-68-0x0000000000D10000-0x0000000000D50000-memory.dmp

Filesize
256KB

Download

Analysis

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