agenttesla | b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc

General

Target

b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
Size

705KB
MD5

9cf4c694007e67e74575cbc7d06398ce
SHA1

17bac01c461295c5a52a0aa08d6926a0973b2a8c
SHA256

b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc
SHA512

d29b77eceb90812d3280b538cc10d3c4426bc7bb7a625ede1754fb9c75d41d226a356999fa50ca94bbb07b1580efdce36ab04293f00e2c2763881508579ab48b
SSDEEP

12288:uSqbw0ydlJVJdN3YTgVbyONZIBuYJgKuONF+5SGZTt+0H3eHw06a+y/oozUWCdEd:/pPCTlONEu0ruOq6w3wjD

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.topfrozenfoodbrand.com
Port:
587
Username:
[email protected]
Password:
Chukwudim28@
Email To:
[email protected]

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2796-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_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
T1552.001
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2796	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
2796	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31
PID 2244 wrote to memory of 2796	2244	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe

C:\Users\Admin\AppData\Local\Temp\b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
"C:\Users\Admin\AppData\Local\Temp\b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe
  "C:\Users\Admin\AppData\Local\Temp\b02ae5b76c4d4b2c4044d600b2f2c28aba4aab0ace09cba6549ff68600e69afc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2244-0-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/2244-1-0x0000000000CE0000-0x0000000000D96000-memory.dmp

Filesize
728KB

Download
memory/2244-2-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2244-3-0x0000000000340000-0x000000000034E000-memory.dmp

Filesize
56KB

Download
memory/2244-4-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/2244-5-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2244-6-0x0000000004400000-0x000000000445E000-memory.dmp

Filesize
376KB

Download
memory/2244-23-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-22-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-24-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-25-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-26-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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