agenttesla | 92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33

General

Target

PO-23-0103000RPM.PDF.exe
Size

823KB
MD5

f623a5768af272301f33b27655fcbb90
SHA1

74b12a26b9c94a871b0d89c000b73182a9aa3f4d
SHA256

92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33
SHA512

1390ac48156c882e26e35949b99242980b4449b828731691dce92ac51828757acd86353022b0c69cdbce85f1ee37ea46403752a9b93e7f8687457533ff19aac7
SSDEEP

24576:UA3XrxN5IC54TWMWpRo0ysh23SxqoS8w0b:DrtgiBpG0ysAGqr8w

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5677685939:AAFELEmWBrxMnyX4KiFEXWGKBWoRi9TCLHE/

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:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	PO-23-0103000RPM.PDF.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:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.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

43 api.ipify.org
44 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description pid process target process

PID 4964 set thread context of 2872 4964 PO-23-0103000RPM.PDF.exe PO-23-0103000RPM.PDF.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

2820 schtasks.exe

flow	ioc
43	api.ipify.org
44	api.ipify.org

description	pid	process	target process
PID 4964 set thread context of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe

pid	process
2820	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

PO-23-0103000RPM.PDF.exepowershell.exe

pid	process
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
4964	PO-23-0103000RPM.PDF.exe
3496	powershell.exe
3496	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PO-23-0103000RPM.PDF.exepowershell.exePO-23-0103000RPM.PDF.exe

description	pid	process
Token: SeDebugPrivilege	4964	PO-23-0103000RPM.PDF.exe
Token: SeDebugPrivilege	3496	powershell.exe
Token: SeDebugPrivilege	2872	PO-23-0103000RPM.PDF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

pid process

2872 PO-23-0103000RPM.PDF.exe

pid	process
2872	PO-23-0103000RPM.PDF.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	pid	process	target process
PID 4964 wrote to memory of 3496	4964	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4964 wrote to memory of 3496	4964	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4964 wrote to memory of 3496	4964	PO-23-0103000RPM.PDF.exe	powershell.exe
PID 4964 wrote to memory of 2820	4964	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4964 wrote to memory of 2820	4964	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4964 wrote to memory of 2820	4964	PO-23-0103000RPM.PDF.exe	schtasks.exe
PID 4964 wrote to memory of 4068	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 4068	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 4068	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe
PID 4964 wrote to memory of 2872	4964	PO-23-0103000RPM.PDF.exe	PO-23-0103000RPM.PDF.exe

outlook_office_path 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe

outlook_win_path 1 IoCs

Processes:

PO-23-0103000RPM.PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-23-0103000RPM.PDF.exe

C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4964

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gRFAlsPgX.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3496

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gRFAlsPgX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39DC.tmp"
2⤵
- Creates scheduled task(s)
PID:2820

C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe"
2⤵
PID:4068

C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO-23-0103000RPM.PDF.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2872

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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\Temp\tmp39DC.tmp
Filesize
1KB

MD5
4ea40e1483f771c09c874141ab5a6093

SHA1
56b3e62f7f9949494d74167a4395c5090ec14e6b

SHA256
bf8a60620e2e9c2ea56e3460462c96deba09543a91062bf9fb108aaa7f5a1d27

SHA512
72782ed52feba8447627e23e828497ed604a2ec5685abd636ceef48405a6c3e9d0c73416e80537593699dcc3c2a1b93782cd6d36fed4566570e612603fddf460

Download Submit
memory/2820-138-0x0000000000000000-mapping.dmp

Download
memory/2872-160-0x0000000007660000-0x0000000007822000-memory.dmp

Filesize
1.8MB

Download
memory/2872-159-0x0000000007400000-0x0000000007450000-memory.dmp

Filesize
320KB

Download
memory/2872-144-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2872-143-0x0000000000000000-mapping.dmp

Download
memory/3496-146-0x0000000005490000-0x00000000054F6000-memory.dmp

Filesize
408KB

Download
memory/3496-154-0x0000000006EA0000-0x0000000006EAA000-memory.dmp

Filesize
40KB

Download
memory/3496-137-0x0000000000000000-mapping.dmp

Download
memory/3496-142-0x0000000004DF0000-0x0000000005418000-memory.dmp

Filesize
6.2MB

Download
memory/3496-158-0x0000000007140000-0x0000000007148000-memory.dmp

Filesize
32KB

Download
memory/3496-157-0x0000000007160000-0x000000000717A000-memory.dmp

Filesize
104KB

Download
memory/3496-156-0x0000000007050000-0x000000000705E000-memory.dmp

Filesize
56KB

Download
memory/3496-145-0x0000000004B60000-0x0000000004B82000-memory.dmp

Filesize
136KB

Download
memory/3496-155-0x00000000070A0000-0x0000000007136000-memory.dmp

Filesize
600KB

Download
memory/3496-147-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/3496-148-0x0000000005B20000-0x0000000005B3E000-memory.dmp

Filesize
120KB

Download
memory/3496-149-0x00000000060F0000-0x0000000006122000-memory.dmp

Filesize
200KB

Download
memory/3496-150-0x00000000719D0000-0x0000000071A1C000-memory.dmp

Filesize
304KB

Download
memory/3496-151-0x00000000060D0000-0x00000000060EE000-memory.dmp

Filesize
120KB

Download
memory/3496-152-0x0000000007470000-0x0000000007AEA000-memory.dmp

Filesize
6.5MB

Download
memory/3496-153-0x0000000006E20000-0x0000000006E3A000-memory.dmp

Filesize
104KB

Download
memory/3496-139-0x0000000000DA0000-0x0000000000DD6000-memory.dmp

Filesize
216KB

Download
memory/4068-141-0x0000000000000000-mapping.dmp

Download
memory/4964-132-0x0000000000340000-0x0000000000414000-memory.dmp

Filesize
848KB

Download
memory/4964-135-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/4964-136-0x0000000008DA0000-0x0000000008E3C000-memory.dmp

Filesize
624KB

Download
memory/4964-134-0x0000000005070000-0x0000000005102000-memory.dmp

Filesize
584KB

Download
memory/4964-133-0x0000000005480000-0x0000000005A24000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads