agenttesla | d3956670c2fb4ab0739bff8f47efc5f6accc848960a9ec11e8bb1849dfc8a59d

Analysis

max time kernel
103s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 17:31

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General

Target

Quotation.exe
Size

551KB
MD5

235fd45bf6dbc62b5310a71e761ee5a6
SHA1

3ffdfbd18c6259fbc62c3cdc1f82977f9808143a
SHA256

d3956670c2fb4ab0739bff8f47efc5f6accc848960a9ec11e8bb1849dfc8a59d
SHA512

ed7b8ec2019001dfc16ab8161579104cb0d7adf7795507d23d0ddd3a0b455b46d7844e30e56bdf07567c7bff0be124b4d4ad93ad7310bc6c1817b28b3c417d82
SSDEEP

12288:3YV6MorX7qzuC3QHO9FQVHPF51jgc322X3x+XorsE5hl7qS:EBXu9HGaVH35X34pE5hlR

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mahesh-ent.com
Port:
587
Username:
[email protected]
Password:
M@hesh3981
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

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4400-0-0x0000000000870000-0x00000000009B1000-memory.dmp	upx
behavioral2/memory/4400-15-0x0000000000870000-0x00000000009B1000-memory.dmp	upx

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
14	api.ipify.org
15	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4400-15-0x0000000000870000-0x00000000009B1000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4400 set thread context of 3172	4400	Quotation.exe	86

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3172	RegSvcs.exe
3172	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4400	Quotation.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3172	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4400	Quotation.exe
4400	Quotation.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4400	Quotation.exe
4400	Quotation.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3172	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4400 wrote to memory of 3172	4400	Quotation.exe	86
PID 4400 wrote to memory of 3172	4400	Quotation.exe	86
PID 4400 wrote to memory of 3172	4400	Quotation.exe	86
PID 4400 wrote to memory of 3172	4400	Quotation.exe	86

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.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:4400
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3172

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3172-21-0x0000000006B10000-0x0000000006BA2000-memory.dmp

Filesize
584KB

Download
memory/3172-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3172-16-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/3172-17-0x00000000059B0000-0x0000000005F54000-memory.dmp

Filesize
5.6MB

Download
memory/3172-18-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/3172-19-0x0000000073EC0000-0x0000000074670000-memory.dmp

Filesize
7.7MB

Download
memory/3172-20-0x0000000006A20000-0x0000000006A70000-memory.dmp

Filesize
320KB

Download
memory/3172-22-0x0000000006CA0000-0x0000000006CAA000-memory.dmp

Filesize
40KB

Download
memory/3172-23-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/3172-24-0x0000000073EC0000-0x0000000074670000-memory.dmp

Filesize
7.7MB

Download
memory/4400-12-0x0000000003FB0000-0x0000000003FB4000-memory.dmp

Filesize
16KB

Download
memory/4400-15-0x0000000000870000-0x00000000009B1000-memory.dmp

Filesize
1.3MB

Download
memory/4400-0-0x0000000000870000-0x00000000009B1000-memory.dmp

Filesize
1.3MB

Download