agenttesla | e28188df2ced3fb282c0ad2f7fb0104df0d090aa9ca0435840af48f9c279f5d5

General

Target

QUOTATION.exe
Size

646KB
MD5

50d792a1ee7059bfaf34afd54b32cba8
SHA1

a4b32d17b36b20155545927450a43eb2d117a306
SHA256

1b85fb5069a28ee305b4371bda09a96674ec37d9ebc52aecdb6c6245419f067f
SHA512

85b75b15bdc59e7b12cae69c0d3245ef7b7d45cbb0a1a5e09232c03844400883dfe01a81a4d69752dcd43c7568f96e747959a28adb08e10c72aefa06e623afea
SSDEEP

12288:AKPFSP0zGiyywVbU+zi93cZ/6QlJ9hS2H:AiFSsGUwVbuFcZ/6d+

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.southernboilers.org
Port:
587
Username:
info@southernboilers.org
Password:
Sksmoke2018#
Email To:
obtxxxtf@gmail.com

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

Processes:

QUOTATION.exe

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	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION.exe

description pid process target process

PID 1524 set thread context of 1260 1524 QUOTATION.exe QUOTATION.exe
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

Processes:

schtasks.exe

pid process

1872 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

QUOTATION.exe

pid process

1524 QUOTATION.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

description pid process

Token: SeDebugPrivilege 1524 QUOTATION.exe
Token: SeDebugPrivilege 1260 QUOTATION.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

QUOTATION.exe

pid process

1260 QUOTATION.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1524 set thread context of 1260	1524	QUOTATION.exe	QUOTATION.exe

pid	process
1872	schtasks.exe

pid	process
1524	QUOTATION.exe

description	pid	process
Token: SeDebugPrivilege	1524	QUOTATION.exe
Token: SeDebugPrivilege	1260	QUOTATION.exe

pid	process
1260	QUOTATION.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

QUOTATION.exe

description	pid	process	target process
PID 1524 wrote to memory of 1872	1524	QUOTATION.exe	schtasks.exe
PID 1524 wrote to memory of 1872	1524	QUOTATION.exe	schtasks.exe
PID 1524 wrote to memory of 1872	1524	QUOTATION.exe	schtasks.exe
PID 1524 wrote to memory of 1872	1524	QUOTATION.exe	schtasks.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe
PID 1524 wrote to memory of 1260	1524	QUOTATION.exe	QUOTATION.exe

outlook_office_path 1 IoCs

Processes:

QUOTATION.exe

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

outlook_win_path 1 IoCs

Processes:

QUOTATION.exe

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	QUOTATION.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LSXFKDllBbHhG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp"
2⤵
- Creates scheduled task(s)
PID:1872

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1260

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp
Filesize
1KB

MD5
cc9b283f95c570b793641de88fa5d678

SHA1
e7db88c3f95210de74d1620dcc4a54c5e8d70b4f

SHA256
eac7ccd4408483353c5ed6aa892663bbfb0bb74ac130914724b72e5e5adf0333

SHA512
c3e86cdcdb78106ef3f7c3d735bb974fbd4f79a8e8bdded1115ab466bb9cb7f0d517fc3500d57b81b811d829155a4576b3844c8624d1504084f90ed2b72368a4

Download Submit
memory/1260-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-91-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/1260-73-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/1260-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1260-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1260-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1524-59-0x00000000008A0000-0x00000000008D0000-memory.dmp

Filesize
192KB

Download
memory/1524-54-0x0000000000A90000-0x0000000000B36000-memory.dmp

Filesize
664KB

Download
memory/1524-56-0x0000000000490000-0x000000000049C000-memory.dmp

Filesize
48KB

Download
memory/1524-55-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download
memory/1524-58-0x0000000004CB0000-0x0000000004D26000-memory.dmp

Filesize
472KB

Download
memory/1524-57-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads