agenttesla | a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87

General

Target

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
Size

660KB
MD5

860f88b68917d3a5f57297cc22a12129
SHA1

fb3315bb96fe758eb648cc31cd938e80f73afe49
SHA256

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87
SHA512

9d8b62094c0d594009fabe5bfba60e68b16ebf13bda69cf96136054eb17dbd527cc6f11c61e4a8e061f42b60be78d143adc243e38c8dc9f1c9e01324b7c197cf
SSDEEP

12288:/UF9WMwo8A2HtW8PI4sCBOOuKT+Cv8mU/eM2TCd8xD4/oNIJlDTrS3v/4:/U2MD8dHjI4tBOOuk+oA/eL+S3Ale3vw

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.payasystem.ir
Port:
587
Username:
[email protected]
Password:
]R@u+#!J}3lX
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZUHFqcY = "C:\\Users\\Admin\\AppData\\Roaming\\ZUHFqcY\\ZUHFqcY.exe"	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 ip-api.com

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

description	pid	process	target process
PID 836 set thread context of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exea990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exepowershell.exe

pid	process
836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
2804	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
2804	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
2644	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exea990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
Token: SeDebugPrivilege	2804	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
Token: SeDebugPrivilege	2644	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

description	pid	process	target process
PID 836 wrote to memory of 2644	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	powershell.exe
PID 836 wrote to memory of 2644	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	powershell.exe
PID 836 wrote to memory of 2644	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	powershell.exe
PID 836 wrote to memory of 2644	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	powershell.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
PID 836 wrote to memory of 2804	836	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe	a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe

C:\Users\Admin\AppData\Local\Temp\a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
"C:\Users\Admin\AppData\Local\Temp\a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2644

C:\Users\Admin\AppData\Local\Temp\a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe
"C:\Users\Admin\AppData\Local\Temp\a990796f65eb709905c0f6499e3b3e64220c5bb9792db744d9c22bddbb603e87.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2804

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/836-0-0x0000000001210000-0x00000000012BC000-memory.dmp

Filesize
688KB

Download
memory/836-1-0x0000000074440000-0x0000000074B2E000-memory.dmp

Filesize
6.9MB

Download
memory/836-2-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download
memory/836-3-0x0000000000450000-0x0000000000468000-memory.dmp

Filesize
96KB

Download
memory/836-4-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download
memory/836-5-0x0000000000660000-0x0000000000674000-memory.dmp

Filesize
80KB

Download
memory/836-6-0x000000000A270000-0x000000000A2F4000-memory.dmp

Filesize
528KB

Download
memory/836-20-0x0000000074440000-0x0000000074B2E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2804-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads