agenttesla | 63cf2188cbcc6e884c07331afb30c937cc678bc4552cee83b3a689a927a84c5d

General

Target

QUOTATION.exe
Size

673KB
MD5

05ab7c5ea99f0b21748ad1d82374d1a2
SHA1

5e58ace479d278c43df05f3d65a61caa9135b842
SHA256

63cf2188cbcc6e884c07331afb30c937cc678bc4552cee83b3a689a927a84c5d
SHA512

60c124a9e79316145eb67667ccd1ceb88db00dd71a023e30c917bcf453f7d8311150d8815a17d8f4579c33dce69da6048ac0c650e433d1a122b0fab8f91230d3

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aldhiyafainteriors.com
Port:
587
Username:
[email protected]
Password:
dhiyafa@987

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/388-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/388-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/388-70-0x00000000004376CE-mapping.dmp	family_agenttesla
behavioral1/memory/388-69-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/388-71-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

QUOTATION.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts QUOTATION.exe
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	QUOTATION.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

QUOTATION.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\DnDcR = "C:\\Users\\Admin\\AppData\\Roaming\\DnDcR\\DnDcR.exe"	QUOTATION.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION.exe

description pid process target process

PID 2032 set thread context of 388 2032 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

1648 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

pid process

2032 QUOTATION.exe
2032 QUOTATION.exe
2032 QUOTATION.exe
388 QUOTATION.exe
388 QUOTATION.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

description pid process

Token: SeDebugPrivilege 2032 QUOTATION.exe
Token: SeDebugPrivilege 388 QUOTATION.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

QUOTATION.exe

pid process

2032 QUOTATION.exe
2032 QUOTATION.exe

description	pid	process	target process
PID 2032 set thread context of 388	2032	QUOTATION.exe	QUOTATION.exe

pid	process
1648	schtasks.exe

pid	process
2032	QUOTATION.exe
2032	QUOTATION.exe
2032	QUOTATION.exe
388	QUOTATION.exe
388	QUOTATION.exe

description	pid	process
Token: SeDebugPrivilege	2032	QUOTATION.exe
Token: SeDebugPrivilege	388	QUOTATION.exe

pid	process
2032	QUOTATION.exe
2032	QUOTATION.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

QUOTATION.exe

description	pid	process	target process
PID 2032 wrote to memory of 1648	2032	QUOTATION.exe	schtasks.exe
PID 2032 wrote to memory of 1648	2032	QUOTATION.exe	schtasks.exe
PID 2032 wrote to memory of 1648	2032	QUOTATION.exe	schtasks.exe
PID 2032 wrote to memory of 1648	2032	QUOTATION.exe	schtasks.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe
PID 2032 wrote to memory of 388	2032	QUOTATION.exe	QUOTATION.exe

outlook_office_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\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-1-5-21-3456797065-1076791440-4146276586-1000\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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bPsRIbUDu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4474.tmp"
2⤵
- Creates scheduled task(s)
PID:1648

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

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

C:\Users\Admin\AppData\Local\Temp\tmp4474.tmp
MD5
c848a6a1b27ed5dec1e04addb67ee8fc

SHA1
86894fe59a0591015927dcf276242d935d6f62a1

SHA256
c2964520b5bc368b8e66eb4771c6425cddfdba8cf6cb698b264812266988dd54

SHA512
c7cbc591e5681a9f5835829647dd59d0826ee9b55021cc9fca5cf7385ef7fc10474154aaa2dc4d7f0c01129dfd36626b165ab2c232b88a3ae9a79c9d938d7772

Download Submit
memory/388-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/388-74-0x0000000004961000-0x0000000004962000-memory.dmp

Filesize
4KB

Download
memory/388-73-0x0000000004960000-0x0000000004961000-memory.dmp

Filesize
4KB

Download
memory/388-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/388-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/388-70-0x00000000004376CE-mapping.dmp

Download
memory/388-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/388-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/388-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-63-0x0000000000000000-mapping.dmp

Download
memory/2032-54-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/2032-62-0x00000000020A0000-0x00000000020D8000-memory.dmp

Filesize
224KB

Download
memory/2032-61-0x0000000004CD0000-0x0000000004D45000-memory.dmp

Filesize
468KB

Download
memory/2032-60-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/2032-59-0x0000000004AB2000-0x0000000004AB3000-memory.dmp

Filesize
4KB

Download
memory/2032-58-0x0000000004AB1000-0x0000000004AB2000-memory.dmp

Filesize
4KB

Download
memory/2032-57-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/2032-56-0x0000000000610000-0x0000000000681000-memory.dmp

Filesize
452KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads