agenttesla | d3d17d9db04951cc221555f715f36a94a885505b03bebe685b2387cba23941e5

General

Target

Bank details.exe
Size

659KB
MD5

32fd72c7e9a6cd0ff55fc8bff0e5f35b
SHA1

551bde013f7293697603297cebc56f95c7ed4467
SHA256

3074df21396eea8b2249995c040407d2d6edb3bbdc50ad46d706c44104f20817
SHA512

4f2140f3855bae39f293fb3c1c260a869e19e8c9283c0f6ae011222588d581d9386326c38ff017d459e64237a7df4e2f674a49646903c84037faf20fd4ad2323

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
uscentral50.myserverhosts.com
Port:
587
Username:
sales@radheatwaters.com
Password:
waters@789

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3944-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3944-126-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/3944-132-0x0000000005430000-0x000000000592E000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

Bank details.exe

description ioc process

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Bank details.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	Bank details.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Bank details.exe

description pid process target process

PID 3388 set thread context of 3944 3388 Bank details.exe Bank details.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Bank details.exeBank details.exe

pid process

3388 Bank details.exe
3388 Bank details.exe
3388 Bank details.exe
3944 Bank details.exe
3944 Bank details.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bank details.exeBank details.exe

description pid process

Token: SeDebugPrivilege 3388 Bank details.exe
Token: SeDebugPrivilege 3944 Bank details.exe

description	pid	process	target process
PID 3388 set thread context of 3944	3388	Bank details.exe	Bank details.exe

pid	process
3388	Bank details.exe
3388	Bank details.exe
3388	Bank details.exe
3944	Bank details.exe
3944	Bank details.exe

description	pid	process
Token: SeDebugPrivilege	3388	Bank details.exe
Token: SeDebugPrivilege	3944	Bank details.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Bank details.exe

description	pid	process	target process
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe
PID 3388 wrote to memory of 3944	3388	Bank details.exe	Bank details.exe

C:\Users\Admin\AppData\Local\Temp\Bank details.exe
"C:\Users\Admin\AppData\Local\Temp\Bank details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3388

C:\Users\Admin\AppData\Local\Temp\Bank details.exe
"C:\Users\Admin\AppData\Local\Temp\Bank details.exe"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3944

MITRE ATT&CK Matrix ATT&CK 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

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Bank details.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/3388-122-0x0000000008260000-0x0000000008261000-memory.dmp

Filesize
4KB

Download
memory/3388-124-0x0000000008410000-0x000000000844C000-memory.dmp

Filesize
240KB

Download
memory/3388-119-0x0000000004DC0000-0x00000000052BE000-memory.dmp

Filesize
5.0MB

Download
memory/3388-120-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/3388-121-0x0000000004FB0000-0x0000000004FB7000-memory.dmp

Filesize
28KB

Download
memory/3388-115-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/3388-123-0x0000000008370000-0x00000000083D0000-memory.dmp

Filesize
384KB

Download
memory/3388-118-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/3388-117-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/3944-126-0x000000000043760E-mapping.dmp

Download
memory/3944-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3944-132-0x0000000005430000-0x000000000592E000-memory.dmp

Filesize
5.0MB

Download
memory/3944-133-0x0000000002DC0000-0x0000000002DC1000-memory.dmp

Filesize
4KB

Download
memory/3944-134-0x0000000006090000-0x0000000006091000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads