agenttesla | 387a18fc5d6eab0dce3b9ad6e426486f6cbaa63d322502f9770eae32da26052c

General

Target

dfa7d62f9d0c08bd07e86637c5fbc237.exe
Size

1.3MB
MD5

dfa7d62f9d0c08bd07e86637c5fbc237
SHA1

7349b93d33bc33b959b90d888b39d07a675b0ff5
SHA256

387a18fc5d6eab0dce3b9ad6e426486f6cbaa63d322502f9770eae32da26052c
SHA512

3081b84dee75e6a96e3435e5d970b8e98e6fcbffbce05dd823558afefe6c30af70cd30e190a64fdad8487f4c63dbaf691951da9d7a919e03e5e4c8be2b2fbc25
SSDEEP

24576:Gs9076DO2fx8Dgyfx8DgFdF568XTPKx9N1fQJYK5wDZW2L:/076v58Dgy58DgFdBTKxuJv2ZH

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ecofirst.com.my
Port:
587
Username:
[email protected]
Password:
kptan@123

Signatures

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

AgentTesla payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2276-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2276-25-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2276-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2276-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2276-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2276-28-0x0000000002150000-0x0000000002190000-memory.dmp	family_agenttesla

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description pid process target process

PID 1460 set thread context of 2276 1460 dfa7d62f9d0c08bd07e86637c5fbc237.exe dfa7d62f9d0c08bd07e86637c5fbc237.exe
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

Processes:

schtasks.exe

pid process

2464 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exedfa7d62f9d0c08bd07e86637c5fbc237.exe

pid process

1460 dfa7d62f9d0c08bd07e86637c5fbc237.exe
2276 dfa7d62f9d0c08bd07e86637c5fbc237.exe
2276 dfa7d62f9d0c08bd07e86637c5fbc237.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exedfa7d62f9d0c08bd07e86637c5fbc237.exe

description pid process

Token: SeDebugPrivilege 1460 dfa7d62f9d0c08bd07e86637c5fbc237.exe
Token: SeDebugPrivilege 2276 dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	pid	process	target process
PID 1460 set thread context of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe

pid	process
2464	schtasks.exe

pid	process
1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe
2276	dfa7d62f9d0c08bd07e86637c5fbc237.exe
2276	dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	pid	process
Token: SeDebugPrivilege	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Token: SeDebugPrivilege	2276	dfa7d62f9d0c08bd07e86637c5fbc237.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	pid	process	target process
PID 1460 wrote to memory of 2464	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 1460 wrote to memory of 2464	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 1460 wrote to memory of 2464	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 1460 wrote to memory of 2464	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 1460 wrote to memory of 2276	1460	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe

outlook_office_path 1 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe

outlook_win_path 1 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe

C:\Users\Admin\AppData\Local\Temp\dfa7d62f9d0c08bd07e86637c5fbc237.exe
"C:\Users\Admin\AppData\Local\Temp\dfa7d62f9d0c08bd07e86637c5fbc237.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1460

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TEsObxeInBY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB0.tmp"
2⤵
- Creates scheduled task(s)
PID:2464

C:\Users\Admin\AppData\Local\Temp\dfa7d62f9d0c08bd07e86637c5fbc237.exe
"C:\Users\Admin\AppData\Local\Temp\dfa7d62f9d0c08bd07e86637c5fbc237.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2276

MITRE ATT&CK Matrix ATT&CK v13

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

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEB0.tmp
Filesize
1KB

MD5
624ce8cb978285550ac72334507d2889

SHA1
93fc9ceb2fc833c4035a9fe9441157c3e0625b04

SHA256
64e9b220772558d04f6c0b650215dc37f311da7131b069ee0c5ebf5b571f6319

SHA512
e808ac0ad725cc455cbb1d69afab13526df8b2d84db57386df6dd206fb41adda1a6b2733dfd6d8aa4e53e649f320e7edf2a54c716baaaf508b9c9f28c1b9e5b8

Download Submit
memory/1460-0-0x00000000001E0000-0x000000000032A000-memory.dmp

Filesize
1.3MB

Download
memory/1460-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1460-2-0x0000000004F00000-0x0000000004F40000-memory.dmp

Filesize
256KB

Download
memory/1460-3-0x0000000000660000-0x0000000000672000-memory.dmp

Filesize
72KB

Download
memory/1460-4-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1460-5-0x0000000004F00000-0x0000000004F40000-memory.dmp

Filesize
256KB

Download
memory/1460-6-0x0000000007110000-0x00000000071B0000-memory.dmp

Filesize
640KB

Download
memory/1460-7-0x0000000002070000-0x00000000020AC000-memory.dmp

Filesize
240KB

Download
memory/1460-26-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2276-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-27-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2276-28-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2276-29-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-30-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download
memory/2276-31-0x0000000002150000-0x0000000002190000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads