agenttesla | f4e9e61847bf9d01a5249071cbe12827cdc1c5fdae59cbd2e11719c5dfde937c

Analysis

max time kernel
135s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
13/05/2023, 22:55

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General

Target

ohoyecaysj4799.exe
Size

636KB
MD5

0d8538ffcc2992e867d5da447af1bef6
SHA1

be43896187e71eef6f463f407aca1007495c4628
SHA256

f4e9e61847bf9d01a5249071cbe12827cdc1c5fdae59cbd2e11719c5dfde937c
SHA512

35ee84b60aba711d7e0cc39c5866c0072a1ed091ed8925568da252b85f1a049004b66cccf48d9704a9a4173352bbfece216897e9d4491aa499dec9bd360e509b
SSDEEP

12288:N2iNa9S9DnuFtiYs1PvvysZsBC85i7Du5sHqus0nIaA:N1I9iDuFtzAPvvM885KDu5sK0In

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
qbkcioyfoxstxqax
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ohoyecaysj4799.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ohoyecaysj4799.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ohoyecaysj4799.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4272 set thread context of 224	4272	ohoyecaysj4799.exe	85

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	224	ohoyecaysj4799.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
224	ohoyecaysj4799.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85
PID 4272 wrote to memory of 224	4272	ohoyecaysj4799.exe	85

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	ohoyecaysj4799.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	ohoyecaysj4799.exe

C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe
"C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4272
- C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe
  "C:\Users\Admin\AppData\Local\Temp\ohoyecaysj4799.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:224

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ohoyecaysj4799.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/224-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/224-146-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/224-145-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/224-144-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/224-143-0x0000000005850000-0x00000000058B6000-memory.dmp

Filesize
408KB

Download
memory/4272-136-0x00000000058E0000-0x00000000058EA000-memory.dmp

Filesize
40KB

Download
memory/4272-139-0x0000000006880000-0x000000000691C000-memory.dmp

Filesize
624KB

Download
memory/4272-138-0x00000000058B0000-0x00000000058C0000-memory.dmp

Filesize
64KB

Download
memory/4272-137-0x00000000058B0000-0x00000000058C0000-memory.dmp

Filesize
64KB

Download
memory/4272-133-0x0000000000C50000-0x0000000000CF6000-memory.dmp

Filesize
664KB

Download
memory/4272-135-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/4272-134-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download