agenttesla | 171c707afb64b5ad621864968ce888af80401c2247b5b21a05f45985063d5b88

General

Target

PO-987098.exe
Size

341KB
MD5

de10eff61fa8ac7c0d98c6a0aaf5231e
SHA1

a3e093bdc426e5252360183ba677c8f968a4ba5d
SHA256

171c707afb64b5ad621864968ce888af80401c2247b5b21a05f45985063d5b88
SHA512

218d6efe9119dc5751c59971b13560d802dfee3aa4ad175d98b9ab767011606c9fc65aa793c77dac95399bb65b715cc411ecdc7ac76869c5f3740cc352fd68bf
SSDEEP

6144:Pr3LLPrx/Q2+mLLygc5aiEtk3ciynTjcY3ixH+YgsxqaoXmMH59:Pr3LLqG/dlk3XyvcPHYsxi2MZ9

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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
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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-987098.exe
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-987098.exe
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-987098.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 2836 set thread context of 4912	2836	PO-987098.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4912	PO-987098.exe
4912	PO-987098.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4912	PO-987098.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86
PID 2836 wrote to memory of 4912	2836	PO-987098.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-987098.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-987098.exe

C:\Users\Admin\AppData\Local\Temp\PO-987098.exe
"C:\Users\Admin\AppData\Local\Temp\PO-987098.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Users\Admin\AppData\Local\Temp\PO-987098.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-987098.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

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\PO-987098.exe.log

Filesize
609B

MD5
f78129c2d7c98a4397fa4931b11feef4

SHA1
ea26f38d12515741651ff161ea8393d5fa41a5bd

SHA256
29830390784d06271342237443b6224bb98be0539e34b64e7344c78d7cdd93d9

SHA512
cbca1d486c2bd7655752930b9020ccf3f8ae67a67dcb2cca51c31763a51fea8fb951d617c31a3746680303a8c6d45361c120f15ef06c30b417202949728b5b35

Download Submit
memory/2836-10-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download
memory/2836-1-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download
memory/2836-3-0x00000000057F0000-0x0000000005D94000-memory.dmp

Filesize
5.6MB

Download
memory/2836-4-0x00000000052E0000-0x0000000005372000-memory.dmp

Filesize
584KB

Download
memory/2836-5-0x0000000005230000-0x0000000005240000-memory.dmp

Filesize
64KB

Download
memory/2836-6-0x0000000005220000-0x000000000522A000-memory.dmp

Filesize
40KB

Download
memory/2836-2-0x0000000005150000-0x00000000051A4000-memory.dmp

Filesize
336KB

Download
memory/2836-0-0x00000000007A0000-0x00000000007FC000-memory.dmp

Filesize
368KB

Download
memory/4912-11-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download
memory/4912-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4912-12-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4912-13-0x0000000005140000-0x00000000051A6000-memory.dmp

Filesize
408KB

Download
memory/4912-14-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download
memory/4912-15-0x00000000067F0000-0x0000000006840000-memory.dmp

Filesize
320KB

Download
memory/4912-16-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4912-17-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download

Analysis

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