agenttesla | b240115fa9b02dd5ef8234198d48bb6c588c1337120fca9b5fb3849768ca955a

General

Target

tmp.exe
Size

908KB
MD5

bc8579d75cae5223ed53f34e037b2eaa
SHA1

0dbceda6c2f7f1e427ad6ef92e6c4a73d227f6a4
SHA256

b240115fa9b02dd5ef8234198d48bb6c588c1337120fca9b5fb3849768ca955a
SHA512

518b1dd257298783b3cddc2ddd5f7946a0506e3ac26828ae3ec35ec92308463018454a0fba454a36653a914497c441735fb3075112fb0d23c4e22f01a3df0881
SSDEEP

12288:ywvJU8zl06/TgTU42TYPuNGp6RvE7NU88rZHVnjb8AKRtOKpAiZQGmrVXSAfGPqt:vl06MF2iu8cRNJrznf8AKRB/ZdmrNT

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
HNnNLPY3
Email To:
[email protected]

Signatures

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

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1472 set thread context of 1324	1472	tmp.exe	92

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1472	tmp.exe
1472	tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1472	tmp.exe
Token: SeDebugPrivilege	1324	tmp.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92
PID 1472 wrote to memory of 1324	1472	tmp.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\tmp.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1324-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1324-147-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/1324-146-0x00000000068C0000-0x0000000006A82000-memory.dmp

Filesize
1.8MB

Download
memory/1324-145-0x00000000066A0000-0x00000000066F0000-memory.dmp

Filesize
320KB

Download
memory/1324-144-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/1324-143-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/1472-136-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1472-139-0x0000000007820000-0x00000000078BC000-memory.dmp

Filesize
624KB

Download
memory/1472-138-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1472-137-0x0000000004C60000-0x0000000004C6A000-memory.dmp

Filesize
40KB

Download
memory/1472-133-0x00000000001B0000-0x000000000029A000-memory.dmp

Filesize
936KB

Download
memory/1472-135-0x0000000004C70000-0x0000000004D02000-memory.dmp

Filesize
584KB

Download
memory/1472-134-0x0000000005180000-0x0000000005724000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing