agenttesla | b4f725b056394286a3c95a2dc158c00e7f9dd5472715acfedbb737a1a8deeab4

General

Target

PO.2200041757.exe
Size

749KB
MD5

c3ec4a8aa7918704724356d0a46bf4e4
SHA1

beffae358f9b2bcca9d969261c99aa2f7e553a91
SHA256

db8d3c32ee69788198baaa3b9ee3b2dd7c2a18ae090b6c336c0fd89d6c73bd21
SHA512

a287a753d098c4a55950f58443dc4e21ed3b504f7e3ad41a707db839dc547385fda9d8fe937f1ea6fd49a0c0378438fc106ab5332dafe898444e2378e06cd787
SSDEEP

12288:ZDI9QaV4j0frPvO1ig4jBqA+50kC/Gpbls90EJyFVSlQoseFmD0DpG3IS:Zk9XzPqCqANkUB9hYVqseFvA3

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server283.web-hosting.com
Port:
587
Username:
[email protected]
Password:
L8OYn!$gh;8r

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/3032-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3032-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3032-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3032-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3032-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2272 set thread context of 3032	2272	PO.2200041757.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO.2200041757.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO.2200041757.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 2272 wrote to memory of 3032	2272	PO.2200041757.exe	31
PID 3032 wrote to memory of 2628	3032	PO.2200041757.exe	32
PID 3032 wrote to memory of 2628	3032	PO.2200041757.exe	32
PID 3032 wrote to memory of 2628	3032	PO.2200041757.exe	32
PID 3032 wrote to memory of 2628	3032	PO.2200041757.exe	32

C:\Users\Admin\AppData\Local\Temp\PO.2200041757.exe
"C:\Users\Admin\AppData\Local\Temp\PO.2200041757.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Users\Admin\AppData\Local\Temp\PO.2200041757.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.2200041757.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 388
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2272-0-0x0000000074FA1000-0x0000000074FA2000-memory.dmp

Filesize
4KB

Download
memory/2272-2-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/2272-1-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/2272-3-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/2272-4-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/2272-16-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/2628-19-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/3032-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3032-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-17-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/3032-18-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/3032-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-20-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing