agenttesla | 9ada932ad6919b4f21da2eb872e9af9ab1da22a818a13c57ae65b8679c6c7be1

General

Target

file.exe
Size

760KB
MD5

c6d1125563f610850f5feb7bb4f04b05
SHA1

4854463499dcba55c6154e90ec74d3c8692760d9
SHA256

9ada932ad6919b4f21da2eb872e9af9ab1da22a818a13c57ae65b8679c6c7be1
SHA512

654ebe45eddfc5b34a65abe82745aef4c9a3bb9084ee8099640ccca96e2dd061421bd7beeb3569c6c6e08fa604174361660df41e6c9f5895b938de1c08b4ee17

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
barclays247.com
Port:
587
Username:
tombag@barclays247.com
Password:
Du_&#[]2y&k*

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2984-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2984-13-0x000000000043764E-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

28 api.ipify.org
29 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

file.exe

description pid process target process

PID 984 set thread context of 2984 984 file.exe file.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

file.exefile.exe

pid process

984 file.exe
984 file.exe
2984 file.exe
2984 file.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

file.exefile.exe

description pid process

Token: SeDebugPrivilege 984 file.exe
Token: SeDebugPrivilege 2984 file.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

file.exe

pid process

2984 file.exe

flow	ioc
28	api.ipify.org
29	api.ipify.org

description	pid	process	target process
PID 984 set thread context of 2984	984	file.exe	file.exe

pid	process
984	file.exe
984	file.exe
2984	file.exe
2984	file.exe

description	pid	process
Token: SeDebugPrivilege	984	file.exe
Token: SeDebugPrivilege	2984	file.exe

pid	process
2984	file.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

file.exe

description	pid	process	target process
PID 984 wrote to memory of 1348	984	file.exe	file.exe
PID 984 wrote to memory of 1348	984	file.exe	file.exe
PID 984 wrote to memory of 1348	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe
PID 984 wrote to memory of 2984	984	file.exe	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
2⤵
PID:1348

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\file.exe.log
MD5
c3cc52ccca9ff2b6fa8d267fc350ca6b

SHA1
a68d4028333296d222e4afd75dea36fdc98d05f3

SHA256
3125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e

SHA512
b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7

Download Submit
memory/984-11-0x0000000005CD0000-0x0000000005D3F000-memory.dmp

Filesize
444KB

Download
memory/984-3-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/984-6-0x0000000004F10000-0x0000000004F11000-memory.dmp

Filesize
4KB

Download
memory/984-7-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/984-8-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/984-9-0x00000000050E0000-0x0000000005103000-memory.dmp

Filesize
140KB

Download
memory/984-5-0x0000000005410000-0x0000000005411000-memory.dmp

Filesize
4KB

Download
memory/984-2-0x0000000073800000-0x0000000073EEE000-memory.dmp

Filesize
6.9MB

Download
memory/984-10-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/2984-13-0x000000000043764E-mapping.dmp

Download
memory/2984-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2984-15-0x0000000073800000-0x0000000073EEE000-memory.dmp

Filesize
6.9MB

Download
memory/2984-20-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/2984-21-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/2984-22-0x0000000005DB0000-0x0000000005DB1000-memory.dmp

Filesize
4KB

Download

Analysis

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