agenttesla | 36760ee3fbc84f1f4ede4587bdfd2c254128b8ba8e5d8b2f58bf3aa027cf8d6d

General

Target

30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe
Size

1022KB
MD5

387d4b12ac9e87b9db76589fcca2b937
SHA1

4a51340e1817d7ab2c739b1237c541b58e3b7c9a
SHA256

30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf
SHA512

35bd0a53169d56a12260ec280977fdf0e3c07b41baa836a931667aaaeffebad902f7fb1b61b3d33072a02823a959a54a6327aed57580b970bc0bcee464cd4f87
SSDEEP

24576:mAHnh+eWsN3skA4RV1Hom2KXMmHauGdDl1WZ5:Bh+ZkldoPK8YauGdDY

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.stingatoareincendii.ro
Port:
21
Username:
[email protected]
Password:
3.*RYhlG)lkA

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4172 set thread context of 4876	4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1240	4172	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4876	RegSvcs.exe
4876	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4876	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe
4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe
4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 4876	4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe	86
PID 4172 wrote to memory of 4876	4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe	86
PID 4172 wrote to memory of 4876	4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe	86
PID 4172 wrote to memory of 4876	4172	30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe	86

C:\Users\Admin\AppData\Local\Temp\30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe
"C:\Users\Admin\AppData\Local\Temp\30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4172
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\30d91ef269ca652f181ba1985cf2cf8a5790305927c6887e0c298c38ae87afcf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4876
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 752
  2⤵
  - Program crash
  PID:1240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4172 -ip 4172
1⤵
PID:4748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4172-11-0x0000000001040000-0x0000000001044000-memory.dmp

Filesize
16KB

Download
memory/4876-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4876-13-0x00000000742DE000-0x00000000742DF000-memory.dmp

Filesize
4KB

Download
memory/4876-14-0x0000000005D30000-0x00000000062D4000-memory.dmp

Filesize
5.6MB

Download
memory/4876-15-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/4876-16-0x00000000742D0000-0x0000000074A80000-memory.dmp

Filesize
7.7MB

Download
memory/4876-17-0x00000000742DE000-0x00000000742DF000-memory.dmp

Filesize
4KB

Download
memory/4876-18-0x00000000742D0000-0x0000000074A80000-memory.dmp

Filesize
7.7MB

Download
memory/4876-19-0x0000000006B00000-0x0000000006B50000-memory.dmp

Filesize
320KB

Download
memory/4876-20-0x0000000006BF0000-0x0000000006C82000-memory.dmp

Filesize
584KB

Download
memory/4876-21-0x0000000006B70000-0x0000000006B7A000-memory.dmp

Filesize
40KB

Download

Analysis

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