agenttesla | 3251093aa6fdae864fe5072d57e4b976ae384281f5a6b1e707a15ceb8af152b1

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 03:45

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General

Target

tmp4rzaoto2.exe
Size

1.1MB
MD5

07a958109854778ba3f891872d8d0734
SHA1

4dc9a5067843fccd066bc6de7386760471ce46de
SHA256

3251093aa6fdae864fe5072d57e4b976ae384281f5a6b1e707a15ceb8af152b1
SHA512

f82216eb457b98d0f3c74d3385338e48111a8b701d3a8b69507dab09dfe8a4586f7ff0bea3762da9411f8d31c96bee9d4036aabd55a926b24c58f706bac07039
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaC1jU5S7Ufq510csTteku0mAgI/o:7JZoQrbTFZY1iaCL7Ufqr01teUmAR/o

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bonnyriggdentalsurgery.com.au
Port:
587
Username:
[email protected]
Password:
eL)rV@QBKA#m
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 3 IoCs

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

flow	ioc
3	api.ipify.org
4	ip-api.com
2	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2316 set thread context of 2728	2316	tmp4rzaoto2.exe	30

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	tmp4rzaoto2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2728	RegSvcs.exe
2728	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2316	tmp4rzaoto2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2316	tmp4rzaoto2.exe
2316	tmp4rzaoto2.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2316	tmp4rzaoto2.exe
2316	tmp4rzaoto2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30
PID 2316 wrote to memory of 2728	2316	tmp4rzaoto2.exe	30

C:\Users\Admin\AppData\Local\Temp\tmp4rzaoto2.exe
"C:\Users\Admin\AppData\Local\Temp\tmp4rzaoto2.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:2316
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4rzaoto2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2728

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/2316-2-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/2728-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2728-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2728-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2728-8-0x000000007459E000-0x000000007459F000-memory.dmp

Filesize
4KB

Download
memory/2728-9-0x0000000074590000-0x0000000074C7E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-10-0x000000007459E000-0x000000007459F000-memory.dmp

Filesize
4KB

Download
memory/2728-11-0x0000000074590000-0x0000000074C7E000-memory.dmp

Filesize
6.9MB

Download