agenttesla | ec6aa373d4710c2c780d5ad213ce2be2ff53eff1cf5929f77b7d9d24d0388e9e

General

Target

EV 4880 AF 271075403.exe
Size

616KB
MD5

f1970c4c91252226e927895f9057ce64
SHA1

08439f291ec3a3e556464bf380002cc1737989fa
SHA256

7c009952f608eb68e242b477f9d2551bacde90e1ea75d21e5c78378ba3f7b06c
SHA512

2f521938f0c53b89f41e6ecc24a03401c3c05dd49aec17322d9e04c96fb968a185a51363a00e9eb5578a7415fe6444903d3b92b245085de2c6805fab2b9dcbcb
SSDEEP

12288:D5va5W9z2oJJh8OHcIBCIRRFTBP8e7SvZNKDPD2gjvgTzMO:DH9yo98aBCIRHBP8rwaevgfMO

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.hsbv1.nl
Port:
587
Username:
[email protected]
Password:
xdDPyH(8
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

EV 4880 AF 271075403.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EV 4880 AF 271075403.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EV 4880 AF 271075403.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EV 4880 AF 271075403.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

31 api.ipify.org
32 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

EV 4880 AF 271075403.exe

description pid process target process

PID 928 set thread context of 3272 928 EV 4880 AF 271075403.exe EV 4880 AF 271075403.exe

flow	ioc
31	api.ipify.org
32	api.ipify.org

description	pid	process	target process
PID 928 set thread context of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

EV 4880 AF 271075403.exeEV 4880 AF 271075403.exe

pid	process
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
928	EV 4880 AF 271075403.exe
3272	EV 4880 AF 271075403.exe
3272	EV 4880 AF 271075403.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

EV 4880 AF 271075403.exeEV 4880 AF 271075403.exe

description pid process

Token: SeDebugPrivilege 928 EV 4880 AF 271075403.exe
Token: SeDebugPrivilege 3272 EV 4880 AF 271075403.exe

description	pid	process
Token: SeDebugPrivilege	928	EV 4880 AF 271075403.exe
Token: SeDebugPrivilege	3272	EV 4880 AF 271075403.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EV 4880 AF 271075403.exe

description	pid	process	target process
PID 928 wrote to memory of 116	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 116	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 116	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 1072	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 1072	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 1072	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe
PID 928 wrote to memory of 3272	928	EV 4880 AF 271075403.exe	EV 4880 AF 271075403.exe

outlook_office_path 1 IoCs

Processes:

EV 4880 AF 271075403.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EV 4880 AF 271075403.exe

outlook_win_path 1 IoCs

Processes:

EV 4880 AF 271075403.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EV 4880 AF 271075403.exe

C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe
"C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:928

C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe
"C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe"
2⤵
PID:116

C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe
"C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe"
2⤵
PID:1072

C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe
"C:\Users\Admin\AppData\Local\Temp\EV 4880 AF 271075403.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3272

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3868 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:8
1⤵
PID:4144

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\EV 4880 AF 271075403.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/928-10-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/928-15-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/928-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp

Filesize
584KB

Download
memory/928-4-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

Filesize
64KB

Download
memory/928-5-0x0000000004B60000-0x0000000004B6A000-memory.dmp

Filesize
40KB

Download
memory/928-6-0x0000000004B50000-0x0000000004B62000-memory.dmp

Filesize
72KB

Download
memory/928-7-0x0000000004B70000-0x0000000004B7C000-memory.dmp

Filesize
48KB

Download
memory/928-11-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

Filesize
64KB

Download
memory/928-9-0x0000000007E50000-0x0000000007EEC000-memory.dmp

Filesize
624KB

Download
memory/928-1-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/928-8-0x0000000005880000-0x0000000005904000-memory.dmp

Filesize
528KB

Download
memory/928-2-0x0000000005150000-0x00000000056F4000-memory.dmp

Filesize
5.6MB

Download
memory/928-0-0x0000000000110000-0x00000000001B0000-memory.dmp

Filesize
640KB

Download
memory/3272-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3272-16-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3272-17-0x0000000005930000-0x0000000005940000-memory.dmp

Filesize
64KB

Download
memory/3272-18-0x0000000005780000-0x00000000057E6000-memory.dmp

Filesize
408KB

Download
memory/3272-19-0x0000000006F00000-0x0000000006F50000-memory.dmp

Filesize
320KB

Download
memory/3272-20-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3272-21-0x0000000005930000-0x0000000005940000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads