agenttesla | 4e999009b4f3fc1515c25792db41045aaa16f396e7be5de9b28688824001e9bc

Analysis

max time kernel
103s
max time network
204s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 10:07

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General

Target

RFQ #03664710859027pdf.exe
Size

1.1MB
MD5

88812311cbff6bab5d756b3b130e551e
SHA1

9b37df7a0b6bf1d1ed75368133f11bbcd89b71b3
SHA256

b3c89f0bcc8afc69982ea701a95090b4cbba55fa66dd182e0da29204382f30da
SHA512

683ecd5d3ce4a6404077ef7225e30be3f092b74f1535cd21164d830f6051809d59f14b8ddc59b46c79a56b05ef5e1f2b1a56356dc8b542a6f86ba7eaefbfc321
SSDEEP

24576:ffmMv6Ckr7Mny5QLKmFwehb0xNfuwWArnoi+402:f3v+7/5QLKmeu6uwWgoiJ9

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360
Email To:
[email protected]

Signatures

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

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
16	api.ipify.org
15	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3252 set thread context of 2300	3252	RFQ #03664710859027pdf.exe	86

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	RFQ #03664710859027pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2300	RegSvcs.exe
2300	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3252	RFQ #03664710859027pdf.exe
3252	RFQ #03664710859027pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2300	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2300	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3252 wrote to memory of 2300	3252	RFQ #03664710859027pdf.exe	86
PID 3252 wrote to memory of 2300	3252	RFQ #03664710859027pdf.exe	86
PID 3252 wrote to memory of 2300	3252	RFQ #03664710859027pdf.exe	86
PID 3252 wrote to memory of 2300	3252	RFQ #03664710859027pdf.exe	86

C:\Users\Admin\AppData\Local\Temp\RFQ #03664710859027pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ #03664710859027pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3252
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ #03664710859027pdf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/2300-3-0x0000000000560000-0x00000000005A0000-memory.dmp

Filesize
256KB

Download
memory/2300-4-0x000000007504E000-0x000000007504F000-memory.dmp

Filesize
4KB

Download
memory/2300-5-0x0000000005250000-0x00000000057F4000-memory.dmp

Filesize
5.6MB

Download
memory/2300-6-0x0000000004D10000-0x0000000004D76000-memory.dmp

Filesize
408KB

Download
memory/2300-7-0x0000000075040000-0x00000000757F0000-memory.dmp

Filesize
7.7MB

Download
memory/2300-8-0x0000000006120000-0x0000000006170000-memory.dmp

Filesize
320KB

Download
memory/2300-9-0x0000000006210000-0x00000000062A2000-memory.dmp

Filesize
584KB

Download
memory/2300-10-0x00000000063A0000-0x00000000063AA000-memory.dmp

Filesize
40KB

Download
memory/2300-11-0x000000007504E000-0x000000007504F000-memory.dmp

Filesize
4KB

Download
memory/2300-12-0x0000000075040000-0x00000000757F0000-memory.dmp

Filesize
7.7MB

Download
memory/3252-2-0x00000000042C0000-0x00000000046C0000-memory.dmp

Filesize
4.0MB

Download