agenttesla | 988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800

General

Target

INSTALLATION BOQ KATSINA.exe
Size

1.0MB
MD5

ccdd09951364a23f760ac5b6425dabe4
SHA1

00f370ab98cbbd7cb81b522b52154859240a1f7c
SHA256

988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800
SHA512

c0d7f193e92060a14eed04e867a4b57004e0acd63118e97f921e9d6707242ad8e62a744ab4f6f1f7ed8776df0ffd3c5738bae2fd74d60da977b5fb8d751e1fa4
SSDEEP

24576:2R+ow4bjw4b0LqM4oxEK8GPMdiXCC3MkejWIF5y73:2Rrw4bjw4b0/XPMdiyC3M/So5E3

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.greenimpressionbd.com
Port:
587
Username:
[email protected]
Password:
Rumizaman123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1164 powershell.exe
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

INSTALLATION BOQ KATSINA.exe

description pid process target process

PID 1288 set thread context of 2604 1288 INSTALLATION BOQ KATSINA.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

RegSvcs.exepowershell.exe

pid process

2604 RegSvcs.exe
2604 RegSvcs.exe
1164 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegSvcs.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2604 RegSvcs.exe
Token: SeDebugPrivilege 1164 powershell.exe

pid	process
1164	powershell.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1288 set thread context of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe

pid	process
2604	RegSvcs.exe
2604	RegSvcs.exe
1164	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2604	RegSvcs.exe
Token: SeDebugPrivilege	1164	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

INSTALLATION BOQ KATSINA.exe

description	pid	process	target process
PID 1288 wrote to memory of 1164	1288	INSTALLATION BOQ KATSINA.exe	powershell.exe
PID 1288 wrote to memory of 1164	1288	INSTALLATION BOQ KATSINA.exe	powershell.exe
PID 1288 wrote to memory of 1164	1288	INSTALLATION BOQ KATSINA.exe	powershell.exe
PID 1288 wrote to memory of 1164	1288	INSTALLATION BOQ KATSINA.exe	powershell.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe
PID 1288 wrote to memory of 2604	1288	INSTALLATION BOQ KATSINA.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\INSTALLATION BOQ KATSINA.exe
"C:\Users\Admin\AppData\Local\Temp\INSTALLATION BOQ KATSINA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1288
- 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\INSTALLATION BOQ KATSINA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1164
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1288-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/1288-1-0x0000000000090000-0x0000000000198000-memory.dmp

Filesize
1.0MB

Download
memory/1288-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/1288-3-0x00000000004B0000-0x00000000004CA000-memory.dmp

Filesize
104KB

Download
memory/1288-4-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/1288-5-0x0000000007A00000-0x0000000007A82000-memory.dmp

Filesize
520KB

Download
memory/1288-6-0x00000000740EE000-0x00000000740EF000-memory.dmp

Filesize
4KB

Download
memory/1288-7-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/1288-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

Filesize
4KB

Download
memory/2604-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2604-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2604-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

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