agenttesla | 88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669

Analysis

max time kernel
103s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 01:24

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General

Target

88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe
Size

1.1MB
MD5

07c0b1ad92d9f44df35eb1bdcc30ffc4
SHA1

8bccb3ee9e887596a16f1c95c1eac6342829990e
SHA256

88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669
SHA512

325b1e6eee1adec315a0d2b3b6389af8d66867d9c751fa01586ac78e4d305f1e89c2ecfef3e6f91d882265b0124fd1bb35d59276b4d85b7d462b92e01be0d1e5
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaC+NdYz3yrbZrl6w3QDaXsusp+piAOhuv:7JZoQrbTFZY1iaC+NdYuQDaXsGirY

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.chemsareus.com
Port:
587
Username:
[email protected]
Password:
062bdqio
Email To:
[email protected]

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 2 IoCs

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

flow	ioc
13	api.ipify.org
14	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4352-2-0x0000000004490000-0x0000000004890000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4352 set thread context of 5060	4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5060	RegSvcs.exe
5060	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5060	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 5060	4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe	82
PID 4352 wrote to memory of 5060	4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe	82
PID 4352 wrote to memory of 5060	4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe	82
PID 4352 wrote to memory of 5060	4352	88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe	82

C:\Users\Admin\AppData\Local\Temp\88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe
"C:\Users\Admin\AppData\Local\Temp\88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4352
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\88d3cc80c59d933c2e6305771e60a4ed5171b0b63431aee31bba315e43625669.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4352-2-0x0000000004490000-0x0000000004890000-memory.dmp

Filesize
4.0MB

Download
memory/5060-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/5060-4-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/5060-5-0x0000000005420000-0x00000000059C4000-memory.dmp

Filesize
5.6MB

Download
memory/5060-6-0x0000000004FF0000-0x0000000005056000-memory.dmp

Filesize
408KB

Download
memory/5060-7-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download
memory/5060-8-0x0000000006310000-0x0000000006360000-memory.dmp

Filesize
320KB

Download
memory/5060-9-0x0000000006400000-0x0000000006492000-memory.dmp

Filesize
584KB

Download
memory/5060-10-0x0000000006380000-0x000000000638A000-memory.dmp

Filesize
40KB

Download
memory/5060-11-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/5060-12-0x0000000074500000-0x0000000074CB0000-memory.dmp

Filesize
7.7MB

Download