agenttesla | 4b73acd7c0af9db5f56c5b9d44716860d21de7bd423eee3a7003de1e0d540fc1

Analysis

max time kernel
125s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2023 08:53

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General

Target

chima.exe
Size

812KB
MD5

9fdc58e77c21bdc493d017806c814791
SHA1

87d45946cb600a4c1bcb30269187124c5fa0e8d1
SHA256

f17888c39de05db240eac5f53edc8ad9c1b1512c428dfcce5078bb9636395a8d
SHA512

104b1ac6a5dde7bbff09fd40589e2ff7bae999901b7eaa6ba5cb5419112fdd206a2c78445425a63905223e7d014250f2d4dd69a64820166f6be56996bb8a8337
SSDEEP

12288:WWytW8G34/uK45+po2cOe9aPgt4npNKacCeIvzMGD1tkChTlCoXtn70IQIVAxqn:l34/up+pJw6BnpgacCeIlDZTlHdndwx

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.acestar.com.ph
Port:
587
Username:
[email protected]
Password:
cssubic@12345
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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

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

Processes:

chima.exe

description pid process target process

PID 4728 set thread context of 1716 4728 chima.exe RegSvcs.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2140 1716 WerFault.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

chima.exeRegSvcs.exe

pid process

4728 chima.exe
4728 chima.exe
4728 chima.exe
4728 chima.exe
1716 RegSvcs.exe
1716 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

chima.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4728 chima.exe
Token: SeDebugPrivilege 1716 RegSvcs.exe

flow	ioc
5	api.ipify.org

description	pid	process	target process
PID 4728 set thread context of 1716	4728	chima.exe	RegSvcs.exe

pid	pid_target	process	target process
2140	1716	WerFault.exe	RegSvcs.exe

pid	process
4728	chima.exe
4728	chima.exe
4728	chima.exe
4728	chima.exe
1716	RegSvcs.exe
1716	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4728	chima.exe
Token: SeDebugPrivilege	1716	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

chima.exe

description	pid	process	target process
PID 4728 wrote to memory of 3932	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 3932	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 3932	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe
PID 4728 wrote to memory of 1716	4728	chima.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\chima.exe
"C:\Users\Admin\AppData\Local\Temp\chima.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:3932

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:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1716 -s 1532
3⤵
- Program crash
PID:2140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1716 -ip 1716
1⤵
PID:3628

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1716-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1716-17-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/1716-16-0x00000000051A0000-0x0000000005206000-memory.dmp

Filesize
408KB

Download
memory/1716-15-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/1716-13-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-4-0x0000000005430000-0x0000000005440000-memory.dmp

Filesize
64KB

Download
memory/4728-6-0x00000000053E0000-0x00000000053F8000-memory.dmp

Filesize
96KB

Download
memory/4728-7-0x0000000005420000-0x0000000005428000-memory.dmp

Filesize
32KB

Download
memory/4728-8-0x0000000005630000-0x000000000563A000-memory.dmp

Filesize
40KB

Download
memory/4728-9-0x0000000006BB0000-0x0000000006C2A000-memory.dmp

Filesize
488KB

Download
memory/4728-10-0x00000000069B0000-0x0000000006A4C000-memory.dmp

Filesize
624KB

Download
memory/4728-5-0x0000000005280000-0x000000000528A000-memory.dmp

Filesize
40KB

Download
memory/4728-1-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-3-0x00000000051E0000-0x0000000005272000-memory.dmp

Filesize
584KB

Download
memory/4728-14-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-2-0x00000000056F0000-0x0000000005C94000-memory.dmp

Filesize
5.6MB

Download
memory/4728-0-0x0000000000710000-0x00000000007E2000-memory.dmp

Filesize
840KB

Download