agenttesla | 9af4e7302015b6c26100e4119cc6463224adef98a668b459051615d9edc3573a

General

Target

NCG207311154.exe
Size

498KB
MD5

22fbb2bdcd1308194687c06741b7c115
SHA1

a512ba6b3f94f4c28310166db8d29403e9d86f40
SHA256

9af4e7302015b6c26100e4119cc6463224adef98a668b459051615d9edc3573a
SHA512

44658501a7f2012270ebc0696025b812db9954012e581838fdfb8576801db9d4fa67aac62fdc941340150abf6dd5ba884ad7c9c242be908f8749958005219c53

Score

10^/10

keylogger stealer spyware trojan agenttesla

Malware Config

Signatures

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

NCG207311154.exe

description	pid	process	target process
PID 1100 wrote to memory of 1604	1100	NCG207311154.exe	schtasks.exe
PID 1100 wrote to memory of 1604	1100	NCG207311154.exe	schtasks.exe
PID 1100 wrote to memory of 1604	1100	NCG207311154.exe	schtasks.exe
PID 1100 wrote to memory of 1604	1100	NCG207311154.exe	schtasks.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe
PID 1100 wrote to memory of 1048	1100	NCG207311154.exe	NCG207311154.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

NCG207311154.exe

description pid process target process

PID 1100 set thread context of 1048 1100 NCG207311154.exe NCG207311154.exe
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

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

Data from Local System
T1005

Credentials in Files
T1081
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

1604 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

NCG207311154.exeNCG207311154.exe

description pid process

Token: SeDebugPrivilege 1100 NCG207311154.exe
Token: SeDebugPrivilege 1048 NCG207311154.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

NCG207311154.exeNCG207311154.exe

pid process

1100 NCG207311154.exe
1100 NCG207311154.exe
1100 NCG207311154.exe
1048 NCG207311154.exe
1048 NCG207311154.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

NCG207311154.exe

pid process

1048 NCG207311154.exe

description	pid	process	target process
PID 1100 set thread context of 1048	1100	NCG207311154.exe	NCG207311154.exe

pid	process
1604	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	1100	NCG207311154.exe
Token: SeDebugPrivilege	1048	NCG207311154.exe

pid	process
1100	NCG207311154.exe
1100	NCG207311154.exe
1100	NCG207311154.exe
1048	NCG207311154.exe
1048	NCG207311154.exe

pid	process
1048	NCG207311154.exe

AgentTesla Payload 7 IoCs

keylogger stealer

Processes:

resource	yara_rule
behavioral1/memory/1048-4-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral1/memory/1048-4-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral1/memory/1048-5-0x0000000000445F5E-mapping.dmp	agent_tesla
behavioral1/memory/1048-6-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral1/memory/1048-6-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral1/memory/1048-7-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral1/memory/1048-7-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla

C:\Users\Admin\AppData\Local\Temp\NCG207311154.exe
"C:\Users\Admin\AppData\Local\Temp\NCG207311154.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:1100

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD3C2.tmp"
2⤵
- Creates scheduled task(s)
PID:1604

C:\Users\Admin\AppData\Local\Temp\NCG207311154.exe
"{path}"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1048

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

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD3C2.tmp

Download Submit
memory/1048-4-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1048-5-0x0000000000445F5E-mapping.dmp

Download
memory/1048-6-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1048-7-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1100-2-0x0000000008B20000-0x0000000008B22000-memory.dmp

Filesize
8KB

Download
memory/1604-0-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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