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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5104-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation	dfa7d62f9d0c08bd07e86637c5fbc237.exe

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-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Key opened	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Key opened	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	dfa7d62f9d0c08bd07e86637c5fbc237.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description pid process target process

PID 3888 set thread context of 5104 3888 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

1000 schtasks.exe

description	pid	process	target process
PID 3888 set thread context of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe

pid	process
1000	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exedfa7d62f9d0c08bd07e86637c5fbc237.exe

pid	process
3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe
3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe
5104	dfa7d62f9d0c08bd07e86637c5fbc237.exe
5104	dfa7d62f9d0c08bd07e86637c5fbc237.exe
5104	dfa7d62f9d0c08bd07e86637c5fbc237.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exedfa7d62f9d0c08bd07e86637c5fbc237.exe

description pid process

Token: SeDebugPrivilege 3888 dfa7d62f9d0c08bd07e86637c5fbc237.exe
Token: SeDebugPrivilege 5104 dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	pid	process
Token: SeDebugPrivilege	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe
Token: SeDebugPrivilege	5104	dfa7d62f9d0c08bd07e86637c5fbc237.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	pid	process	target process
PID 3888 wrote to memory of 1000	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 3888 wrote to memory of 1000	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 3888 wrote to memory of 1000	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	schtasks.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe
PID 3888 wrote to memory of 5104	3888	dfa7d62f9d0c08bd07e86637c5fbc237.exe	dfa7d62f9d0c08bd07e86637c5fbc237.exe

outlook_office_path 1 IoCs

Processes:

dfa7d62f9d0c08bd07e86637c5fbc237.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\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-1-5-21-513485977-2495024337-1260977654-1000\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⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3888

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TEsObxeInBY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B24.tmp"
2⤵
- Creates scheduled task(s)
PID:1000

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:5104

Network

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

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v4.0_32\UsageLogs\dfa7d62f9d0c08bd07e86637c5fbc237.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8B24.tmp
Filesize
1KB

MD5
dff6afd19cab7ebbaf34a216ed42b5e2

SHA1
f6946c8db6ffcdec2c47b43fc319b1902e273cbd

SHA256
122fd8956930c0f9d307407cb2073b03c2f3c6af203e9d300e2b86196c49f061

SHA512
20bfb28c2a7b8b548a613054cab2fdd25dd23a35d70ccba3bcd0d25262db8691a10f268cd1d0003a1df409e5e473d96d686f443f9e66c33c16adcc97f51e0157

Download Submit
memory/3888-6-0x00000000058D0000-0x000000000596C000-memory.dmp

Filesize
624KB

Download
memory/3888-4-0x0000000005820000-0x0000000005830000-memory.dmp

Filesize
64KB

Download
memory/3888-2-0x0000000005B70000-0x0000000006114000-memory.dmp

Filesize
5.6MB

Download
memory/3888-5-0x0000000005530000-0x000000000553A000-memory.dmp

Filesize
40KB

Download
memory/3888-0-0x00000000009F0000-0x0000000000B3A000-memory.dmp

Filesize
1.3MB

Download
memory/3888-7-0x0000000004F70000-0x0000000004F82000-memory.dmp

Filesize
72KB

Download
memory/3888-8-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/3888-9-0x0000000005820000-0x0000000005830000-memory.dmp

Filesize
64KB

Download
memory/3888-1-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/3888-11-0x000000000A5B0000-0x000000000A5EC000-memory.dmp

Filesize
240KB

Download
memory/3888-21-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/3888-3-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/3888-10-0x000000000C960000-0x000000000CA00000-memory.dmp

Filesize
640KB

Download
memory/5104-20-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/5104-28-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/5104-22-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/5104-23-0x00000000059C0000-0x00000000059D8000-memory.dmp

Filesize
96KB

Download
memory/5104-24-0x0000000006680000-0x00000000066E6000-memory.dmp

Filesize
408KB

Download
memory/5104-25-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/5104-26-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/5104-27-0x0000000006870000-0x00000000068C0000-memory.dmp

Filesize
320KB

Download
memory/5104-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads