agenttesla | b6f722fd8ecb1b6116c8755a385ade64a3155792bf053bfa9d477b4a94eb6132

General

Target

Product samples - new order.exe
Size

579KB
MD5

bf3bd006f835d90c757ff98930fcb18e
SHA1

eb32977c884c2de3435218f365c19159a1886d1f
SHA256

b6f722fd8ecb1b6116c8755a385ade64a3155792bf053bfa9d477b4a94eb6132
SHA512

a0b4a79b54e4b5dde9d5514ab1a67b6d07f212ce8288c1e831d067656dd3740f5520a96938f110007eeb66bbd890880e9748ac42c3d807de61d50aceae396749
SSDEEP

12288:1SD3FsdOkvY0NOUMqPoos6h/e4z6sfoxWyv2:i3FshQ0NpQJu/T6sgWX

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6245703396:AAHg_TQ1WtLp1lxzk_kMvpbNJkMGbBCOayI/

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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Product samples - new order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Product samples - new order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Product samples - new order.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.

flow	ioc
33	api.ipify.org
34	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 4316	832	Product samples - new order.exe	89

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe
832	Product samples - new order.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	832	Product samples - new order.exe
Token: SeDebugPrivilege	4316	Product samples - new order.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4316	Product samples - new order.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89
PID 832 wrote to memory of 4316	832	Product samples - new order.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Product samples - new order.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Product samples - new order.exe

C:\Users\Admin\AppData\Local\Temp\Product samples - new order.exe
"C:\Users\Admin\AppData\Local\Temp\Product samples - new order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\Product samples - new order.exe
  "C:\Users\Admin\AppData\Local\Temp\Product samples - new order.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4316

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Product samples - new order.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/832-139-0x0000000006B20000-0x0000000006BBC000-memory.dmp

Filesize
624KB

Download
memory/832-135-0x0000000004AA0000-0x0000000004B32000-memory.dmp

Filesize
584KB

Download
memory/832-136-0x0000000004B50000-0x0000000004B5A000-memory.dmp

Filesize
40KB

Download
memory/832-137-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

Filesize
64KB

Download
memory/832-138-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

Filesize
64KB

Download
memory/832-133-0x0000000000050000-0x00000000000E8000-memory.dmp

Filesize
608KB

Download
memory/832-134-0x0000000005140000-0x00000000056E4000-memory.dmp

Filesize
5.6MB

Download
memory/4316-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4316-143-0x0000000005140000-0x00000000051A6000-memory.dmp

Filesize
408KB

Download
memory/4316-144-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/4316-145-0x0000000006DF0000-0x0000000006E40000-memory.dmp

Filesize
320KB

Download
memory/4316-146-0x0000000007010000-0x00000000071D2000-memory.dmp

Filesize
1.8MB

Download
memory/4316-147-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download

Analysis

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