agenttesla | 983925427fd1488a162e2af402b04ecf4ebb7b2b2e3c39aa0fe12f08a9c4f5c5

General

Target

cec5221ea002fae424e9a21d8364aa83.exe
Size

743KB
MD5

cec5221ea002fae424e9a21d8364aa83
SHA1

4bf180341bc1e1ceabe22349c7f022a9802ae0d1
SHA256

983925427fd1488a162e2af402b04ecf4ebb7b2b2e3c39aa0fe12f08a9c4f5c5
SHA512

0ff3592710df0367d56071766e51978b82058bc7f9162a0e4ceb4b40051a3aeb46ea6921cee20906eb4e105398055f4d2024e3b75c05fa46ce63e49b714f6607
SSDEEP

12288:gL42L541isaJ4fNn6B/tToreyA9UdYXhtwdcFCrLnP5Q5wrWlx:gL2sC1n6LIAKdYcdcsr7P5Q5o

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sunyoktoy.com
Port:
587
Username:
[email protected]
Password:
Alibaba@#HTMLcovidwor

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral1/memory/2800-12-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-14-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-18-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-20-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-22-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-25-0x0000000004F20000-0x0000000004F60000-memory.dmp	family_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-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cec5221ea002fae424e9a21d8364aa83.exe
Key opened	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cec5221ea002fae424e9a21d8364aa83.exe
Key opened	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cec5221ea002fae424e9a21d8364aa83.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2348 set thread context of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2300	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2348	cec5221ea002fae424e9a21d8364aa83.exe
2348	cec5221ea002fae424e9a21d8364aa83.exe
2800	cec5221ea002fae424e9a21d8364aa83.exe
2800	cec5221ea002fae424e9a21d8364aa83.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	cec5221ea002fae424e9a21d8364aa83.exe
Token: SeDebugPrivilege	2800	cec5221ea002fae424e9a21d8364aa83.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2300	2348	cec5221ea002fae424e9a21d8364aa83.exe	30
PID 2348 wrote to memory of 2300	2348	cec5221ea002fae424e9a21d8364aa83.exe	30
PID 2348 wrote to memory of 2300	2348	cec5221ea002fae424e9a21d8364aa83.exe	30
PID 2348 wrote to memory of 2300	2348	cec5221ea002fae424e9a21d8364aa83.exe	30
PID 2348 wrote to memory of 2252	2348	cec5221ea002fae424e9a21d8364aa83.exe	32
PID 2348 wrote to memory of 2252	2348	cec5221ea002fae424e9a21d8364aa83.exe	32
PID 2348 wrote to memory of 2252	2348	cec5221ea002fae424e9a21d8364aa83.exe	32
PID 2348 wrote to memory of 2252	2348	cec5221ea002fae424e9a21d8364aa83.exe	32
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33
PID 2348 wrote to memory of 2800	2348	cec5221ea002fae424e9a21d8364aa83.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cec5221ea002fae424e9a21d8364aa83.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	cec5221ea002fae424e9a21d8364aa83.exe

C:\Users\Admin\AppData\Local\Temp\cec5221ea002fae424e9a21d8364aa83.exe
"C:\Users\Admin\AppData\Local\Temp\cec5221ea002fae424e9a21d8364aa83.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XPZNocnowGspvP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp537D.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2300
- C:\Users\Admin\AppData\Local\Temp\cec5221ea002fae424e9a21d8364aa83.exe
  "{path}"
  2⤵
  PID:2252
- C:\Users\Admin\AppData\Local\Temp\cec5221ea002fae424e9a21d8364aa83.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp537D.tmp

Filesize
1KB

MD5
65f9e54fada5e5af6ccabcc3dd11abdf

SHA1
8b4d62da7a3f7c2bc20107d0fcdfd6e3e90f3e07

SHA256
d9e12166cd6b88cda761d95dd4d08e0247ef77e5b053a04e8a651c4e118118fc

SHA512
d5bdc1a6a2b44a588dd4c684b5782df0077a5d87bd0aff2b42936dd4cfb5311ea6708f3e97a1f26f0c447a7dbcada82c1787cbedcf5e3c7cff2ac4f0c7a78395

Download Submit
memory/2348-1-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2348-0-0x0000000000D30000-0x0000000000DF0000-memory.dmp

Filesize
768KB

Download
memory/2348-2-0x0000000000480000-0x0000000000488000-memory.dmp

Filesize
32KB

Download
memory/2348-3-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2348-4-0x0000000000B60000-0x0000000000BA0000-memory.dmp

Filesize
256KB

Download
memory/2348-5-0x0000000000660000-0x00000000006B4000-memory.dmp

Filesize
336KB

Download
memory/2348-6-0x0000000000B60000-0x0000000000BA0000-memory.dmp

Filesize
256KB

Download
memory/2348-23-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-14-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2800-18-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-20-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-22-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-24-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2800-25-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

Download
memory/2800-26-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-27-0x0000000004F20000-0x0000000004F60000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads