agenttesla | 7180c696cd1ba7b42913cbbcdbdb52631e568308d94cf7b36da1fed6c00b9278

General

Target

QUOTATION.exe
Size

579KB
MD5

604108d0607c37fef45d876d0f4d834c
SHA1

680b0c8b2f76e0b47f4d37c75f9b7cc1797f9cce
SHA256

b7a6f698d55b81c17148ab01aa383457174788d2448d6a6df8e0d9db3c77dd12
SHA512

1eb51f42346da4d49e20edc0446c7783838600901489ebe98aecfe1020a0d773d2b8f089852e47f9c4212728fcc5cee4ee1ab08341dcc4bfa02a072d81565fcb

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ritac-eg.com
Port:
587
Username:
[email protected]
Password:
YM%dNtj2

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1060-64-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1060-65-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1060-66-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1060-67-0x000000000046179E-mapping.dmp	family_agenttesla
behavioral1/memory/1060-69-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1060-71-0x0000000000400000-0x0000000000466000-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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\WCPCe = "C:\\Users\\Admin\\AppData\\Roaming\\WCPCe\\WCPCe.exe"	QUOTATION.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION.exe

description pid process target process

PID 900 set thread context of 1060 900 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

1436 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

pid process

900 QUOTATION.exe
900 QUOTATION.exe
1060 QUOTATION.exe
1060 QUOTATION.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.exeQUOTATION.exe

description pid process

Token: SeDebugPrivilege 900 QUOTATION.exe
Token: SeDebugPrivilege 1060 QUOTATION.exe

description	pid	process	target process
PID 900 set thread context of 1060	900	QUOTATION.exe	QUOTATION.exe

pid	process
1436	schtasks.exe

pid	process
900	QUOTATION.exe
900	QUOTATION.exe
1060	QUOTATION.exe
1060	QUOTATION.exe

description	pid	process
Token: SeDebugPrivilege	900	QUOTATION.exe
Token: SeDebugPrivilege	1060	QUOTATION.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

QUOTATION.exe

description	pid	process	target process
PID 900 wrote to memory of 1436	900	QUOTATION.exe	schtasks.exe
PID 900 wrote to memory of 1436	900	QUOTATION.exe	schtasks.exe
PID 900 wrote to memory of 1436	900	QUOTATION.exe	schtasks.exe
PID 900 wrote to memory of 1436	900	QUOTATION.exe	schtasks.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe
PID 900 wrote to memory of 1060	900	QUOTATION.exe	QUOTATION.exe

outlook_office_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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:900

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lHYCzvolJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA64.tmp"
2⤵
- Creates scheduled task(s)
PID:1436

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:1060

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

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

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpAA64.tmp
Filesize
1KB

MD5
5f54e863895a0fe6823c4d6636d1f270

SHA1
0b0dfce3baa6dbf893550dfe5c234cf87fb8ab1d

SHA256
3bd39928a420572ba9cf1d7656db96b085fe8cf67d1f5b0214fa5a469ecc93c1

SHA512
f0c7ac205467d7d9237b087a2be06c40551877034e190ede8bfa8bd1b45210826b2a605405bf2ef2bb5fa45724b12c250c93a7c14f0b1afffd8dc3a84be261b7

Download Submit
memory/900-57-0x0000000004F70000-0x0000000004FF2000-memory.dmp

Filesize
520KB

Download
memory/900-55-0x00000000751C1000-0x00000000751C3000-memory.dmp

Filesize
8KB

Download
memory/900-54-0x0000000000E10000-0x0000000000EA8000-memory.dmp

Filesize
608KB

Download
memory/900-58-0x0000000000AF0000-0x0000000000B6A000-memory.dmp

Filesize
488KB

Download
memory/900-56-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/1060-66-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-61-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-62-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-64-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-65-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-67-0x000000000046179E-mapping.dmp

Download
memory/1060-69-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1060-71-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1436-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads