agenttesla | 81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9

General

Target

81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe
Size

1014KB
MD5

2e104c0bf13525c4f527f1e95bf18699
SHA1

6b9827d8313d1840465dc6403e0975e688e3b3df
SHA256

81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9
SHA512

3963d8e1a175160930ef62b04bec14b5e3e0d1cb0f4d6c58eae79d74b9d3393f72bf5456dfa763698a9794e6728b34a5b7ad09a33cef2d4c87bc26d109864557
SSDEEP

24576:MAHnh+eWsN3skA4RV1Hom2KXMmHaUiiY0BJqS1j5:rh+ZkldoPK8YaUq03

Score

10^/10

agenttesla credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.eatrepeatindia.com
Port:
587
Username:
[email protected]
Password:
QQYIO12fxBmdO
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tyTwe = "C:\\Users\\Admin\\AppData\\Roaming\\tyTwe\\tyTwe.exe"	RegSvcs.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.

flow	ioc
16	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3372 set thread context of 3520	3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3520	RegSvcs.exe
3520	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3520	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe
3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe
3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3372 wrote to memory of 3520	3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe	86
PID 3372 wrote to memory of 3520	3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe	86
PID 3372 wrote to memory of 3520	3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe	86
PID 3372 wrote to memory of 3520	3372	81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe	86

C:\Users\Admin\AppData\Local\Temp\81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe
"C:\Users\Admin\AppData\Local\Temp\81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.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:3372
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\81bd5aa262413bbd33634493f9df78ef8293fc704adb1a7bf121f31b6b939cb9.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3372-11-0x0000000004560000-0x0000000004564000-memory.dmp

Filesize
16KB

Download
memory/3520-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3520-13-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/3520-14-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/3520-15-0x00000000051A0000-0x0000000005206000-memory.dmp

Filesize
408KB

Download
memory/3520-16-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3520-19-0x0000000006450000-0x00000000064A0000-memory.dmp

Filesize
320KB

Download
memory/3520-20-0x0000000006540000-0x00000000065D2000-memory.dmp

Filesize
584KB

Download
memory/3520-21-0x00000000064E0000-0x00000000064EA000-memory.dmp

Filesize
40KB

Download
memory/3520-22-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/3520-23-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads