agenttesla | 00df99afbaaca9dd27d58796ace28c9408c9ef32af8e9375638a919c1f645599

General

Target

DHL_AWB_975539839616.exe
Size

588KB
MD5

f2a6a23bd98ff275751843da1ea99bee
SHA1

69c11c308f989515c05ef36f242efc7e0a276b28
SHA256

21d455342573c58b10724e61e0fefadd32fd934b573b8f6f655e52e08dadc8bf
SHA512

c4795a6ae5d65bfbde956df3fffc3fae97197c32595775be08ab0d566e5a77dc0f869b1c9aa8393ed666311b8e16dfdf2e40020b00edb8caaa9ede5cf1d804c5
SSDEEP

12288:nOnbqjckIgJaPrboWnxmBa+AnTxY5bsZgdEupSmJaG:nJJpMo2Ev6VIEuzn

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6191932863:AAEw6WZfMHSbIiilSKsmAnJOgaZwvnoMVh8/

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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL_AWB_975539839616.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL_AWB_975539839616.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL_AWB_975539839616.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
29	api.ipify.org
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 3888	4508	DHL_AWB_975539839616.exe	83

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4508	DHL_AWB_975539839616.exe
4508	DHL_AWB_975539839616.exe
4508	DHL_AWB_975539839616.exe
4508	DHL_AWB_975539839616.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	DHL_AWB_975539839616.exe
Token: SeDebugPrivilege	3888	DHL_AWB_975539839616.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83
PID 4508 wrote to memory of 3888	4508	DHL_AWB_975539839616.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL_AWB_975539839616.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL_AWB_975539839616.exe

C:\Users\Admin\AppData\Local\Temp\DHL_AWB_975539839616.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_AWB_975539839616.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\DHL_AWB_975539839616.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL_AWB_975539839616.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3888

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\DHL_AWB_975539839616.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3888-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3888-147-0x00000000057B0000-0x00000000057C0000-memory.dmp

Filesize
64KB

Download
memory/3888-146-0x00000000075D0000-0x0000000007792000-memory.dmp

Filesize
1.8MB

Download
memory/3888-145-0x00000000073B0000-0x0000000007400000-memory.dmp

Filesize
320KB

Download
memory/3888-144-0x00000000057B0000-0x00000000057C0000-memory.dmp

Filesize
64KB

Download
memory/3888-143-0x0000000005880000-0x00000000058E6000-memory.dmp

Filesize
408KB

Download
memory/4508-136-0x0000000005450000-0x000000000545A000-memory.dmp

Filesize
40KB

Download
memory/4508-139-0x0000000008480000-0x000000000851C000-memory.dmp

Filesize
624KB

Download
memory/4508-138-0x0000000005500000-0x0000000005510000-memory.dmp

Filesize
64KB

Download
memory/4508-137-0x0000000005500000-0x0000000005510000-memory.dmp

Filesize
64KB

Download
memory/4508-133-0x0000000000970000-0x0000000000A0A000-memory.dmp

Filesize
616KB

Download
memory/4508-135-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/4508-134-0x00000000058B0000-0x0000000005E54000-memory.dmp

Filesize
5.6MB

Download

Analysis

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