agenttesla | 9711294918a8cc2e424c2bd81b3c81b8f8d939e1c761588399c9fcde7a2d0ec3

General

Target

5190672.exe
Size

658KB
MD5

131fc2043b4c740cb1a3bd4a8398a780
SHA1

041be9bfdbed62d56906f5fe2ebdad0f1f7037d5
SHA256

191529d733524665838e0d27b44844ca0a3c914d8577d4f2d8c8b93ea4a7729a
SHA512

e2f5bd59a57b4a47756643e8395d9b8bdf2d1b02e3f4eb20409195027d7921e7614153b93efda90daa00e31cfd72f4f1e26774121d90b3995e681463c69af31c
SSDEEP

12288:74DM4ky4LFhqvVeACFUYvHoIlC/BEzOCHHwaMgUa3EKrgXcsznauIimOMt+k:7Zy4LFyefHNlw+zOCnwapHrcPnbIimX

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.asiaparadisehotel.com
Port:
587
Username:
[email protected]
Password:
06bietthunhatrang
Email To:
[email protected]

Signatures

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

5190672.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	5190672.exe

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
T1081
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

Processes:

5190672.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5190672.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5190672.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5190672.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5190672.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eubJfun = "C:\\Users\\Admin\\AppData\\Roaming\\eubJfun\\eubJfun.exe"	5190672.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

23 api.ipify.org
24 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

5190672.exe

description pid process target process

PID 3444 set thread context of 2124 3444 5190672.exe 5190672.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

732 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

5190672.exepowershell.exe

pid process

3444 5190672.exe
3444 5190672.exe
4416 powershell.exe
4416 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

5190672.exepowershell.exe5190672.exe

description pid process

Token: SeDebugPrivilege 3444 5190672.exe
Token: SeDebugPrivilege 4416 powershell.exe
Token: SeDebugPrivilege 2124 5190672.exe

flow	ioc
23	api.ipify.org
24	api.ipify.org

description	pid	process	target process
PID 3444 set thread context of 2124	3444	5190672.exe	5190672.exe

pid	process
732	schtasks.exe

pid	process
3444	5190672.exe
3444	5190672.exe
4416	powershell.exe
4416	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3444	5190672.exe
Token: SeDebugPrivilege	4416	powershell.exe
Token: SeDebugPrivilege	2124	5190672.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

5190672.exe

description	pid	process	target process
PID 3444 wrote to memory of 4416	3444	5190672.exe	powershell.exe
PID 3444 wrote to memory of 4416	3444	5190672.exe	powershell.exe
PID 3444 wrote to memory of 4416	3444	5190672.exe	powershell.exe
PID 3444 wrote to memory of 732	3444	5190672.exe	schtasks.exe
PID 3444 wrote to memory of 732	3444	5190672.exe	schtasks.exe
PID 3444 wrote to memory of 732	3444	5190672.exe	schtasks.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe
PID 3444 wrote to memory of 2124	3444	5190672.exe	5190672.exe

outlook_office_path 1 IoCs

Processes:

5190672.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5190672.exe

outlook_win_path 1 IoCs

Processes:

5190672.exe

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	5190672.exe

C:\Users\Admin\AppData\Local\Temp\5190672.exe
"C:\Users\Admin\AppData\Local\Temp\5190672.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PQCrUHKoqi.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4416

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PQCrUHKoqi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp32F7.tmp"
2⤵
- Creates scheduled task(s)
PID:732

C:\Users\Admin\AppData\Local\Temp\5190672.exe
"C:\Users\Admin\AppData\Local\Temp\5190672.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2124

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5190672.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3fchil32.tuy.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp32F7.tmp
Filesize
1KB

MD5
e40f6512a7689ed02491798913819fdd

SHA1
df3f19b93484f93d53f3cab5834deb11cb6c21f8

SHA256
41f48f983822cc3a3ac398b758997b9d90e444e547837673166bb9d5048e45da

SHA512
4234013051c7f1cfed4a006030ff1ed6dc9a70bdea6d890e220b4ed143beec588ee407ca1be94d8442b6f60fad97210c922f697d21a2b0d443e13b93e9b29be9

Download Submit
memory/2124-162-0x0000000005600000-0x0000000005610000-memory.dmp

Filesize
64KB

Download
memory/2124-185-0x0000000007460000-0x0000000007622000-memory.dmp

Filesize
1.8MB

Download
memory/2124-184-0x0000000007240000-0x0000000007290000-memory.dmp

Filesize
320KB

Download
memory/2124-147-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2124-192-0x0000000005600000-0x0000000005610000-memory.dmp

Filesize
64KB

Download
memory/2124-152-0x0000000005670000-0x00000000056D6000-memory.dmp

Filesize
408KB

Download
memory/3444-133-0x0000000000B30000-0x0000000000BDA000-memory.dmp

Filesize
680KB

Download
memory/3444-138-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3444-139-0x0000000008BD0000-0x0000000008C6C000-memory.dmp

Filesize
624KB

Download
memory/3444-136-0x0000000005750000-0x000000000575A000-memory.dmp

Filesize
40KB

Download
memory/3444-135-0x00000000055B0000-0x0000000005642000-memory.dmp

Filesize
584KB

Download
memory/3444-137-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3444-134-0x0000000005B60000-0x0000000006104000-memory.dmp

Filesize
5.6MB

Download
memory/4416-188-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/4416-181-0x0000000007140000-0x000000000715A000-memory.dmp

Filesize
104KB

Download
memory/4416-150-0x0000000004E60000-0x0000000004E82000-memory.dmp

Filesize
136KB

Download
memory/4416-146-0x0000000005010000-0x0000000005638000-memory.dmp

Filesize
6.2MB

Download
memory/4416-166-0x0000000002630000-0x0000000002640000-memory.dmp

Filesize
64KB

Download
memory/4416-168-0x0000000006FE0000-0x0000000007012000-memory.dmp

Filesize
200KB

Download
memory/4416-169-0x00000000701D0000-0x000000007021C000-memory.dmp

Filesize
304KB

Download
memory/4416-179-0x00000000063E0000-0x00000000063FE000-memory.dmp

Filesize
120KB

Download
memory/4416-180-0x0000000007780000-0x0000000007DFA000-memory.dmp

Filesize
6.5MB

Download
memory/4416-151-0x0000000005730000-0x0000000005796000-memory.dmp

Filesize
408KB

Download
memory/4416-182-0x00000000071B0000-0x00000000071BA000-memory.dmp

Filesize
40KB

Download
memory/4416-183-0x000000007EFF0000-0x000000007F000000-memory.dmp

Filesize
64KB

Download
memory/4416-165-0x0000000005E30000-0x0000000005E4E000-memory.dmp

Filesize
120KB

Download
memory/4416-144-0x00000000024F0000-0x0000000002526000-memory.dmp

Filesize
216KB

Download
memory/4416-186-0x00000000073C0000-0x0000000007456000-memory.dmp

Filesize
600KB

Download
memory/4416-187-0x0000000007380000-0x000000000738E000-memory.dmp

Filesize
56KB

Download
memory/4416-164-0x0000000002630000-0x0000000002640000-memory.dmp

Filesize
64KB

Download
memory/4416-189-0x0000000007470000-0x0000000007478000-memory.dmp

Filesize
32KB

Download
memory/4416-163-0x0000000002630000-0x0000000002640000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads