agenttesla | 4519d509b8b427cfbb513c8519364de5bddaea01f10dde66b525037764fa13e7

Analysis

max time kernel
104s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/09/2024, 14:31

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General

Target

Arrival Notice.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
7	api.ipify.org
11	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 4908	2324	Arrival Notice.exe	82

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3788	2324	WerFault.exe	81

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4908	RegSvcs.exe
4908	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2324	Arrival Notice.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 4908	2324	Arrival Notice.exe	82
PID 2324 wrote to memory of 4908	2324	Arrival Notice.exe	82
PID 2324 wrote to memory of 4908	2324	Arrival Notice.exe	82
PID 2324 wrote to memory of 4908	2324	Arrival Notice.exe	82

C:\Users\Admin\AppData\Local\Temp\Arrival Notice.exe
"C:\Users\Admin\AppData\Local\Temp\Arrival Notice.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Arrival Notice.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4908
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 724
  2⤵
  - Program crash
  PID:3788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2324 -ip 2324
1⤵
PID:2368

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

Replay Monitor

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Downloads

memory/2324-2-0x00000000043A0000-0x00000000047A0000-memory.dmp

Filesize
4.0MB

Download
memory/4908-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4908-4-0x000000007368E000-0x000000007368F000-memory.dmp

Filesize
4KB

Download
memory/4908-5-0x00000000060A0000-0x0000000006644000-memory.dmp

Filesize
5.6MB

Download
memory/4908-6-0x0000000005AF0000-0x0000000005B56000-memory.dmp

Filesize
408KB

Download
memory/4908-7-0x0000000073680000-0x0000000073E30000-memory.dmp

Filesize
7.7MB

Download
memory/4908-8-0x0000000006F30000-0x0000000006F80000-memory.dmp

Filesize
320KB

Download
memory/4908-9-0x0000000007020000-0x00000000070B2000-memory.dmp

Filesize
584KB

Download
memory/4908-10-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

Filesize
40KB

Download
memory/4908-11-0x000000007368E000-0x000000007368F000-memory.dmp

Filesize
4KB

Download
memory/4908-12-0x0000000073680000-0x0000000073E30000-memory.dmp

Filesize
7.7MB

Download