agenttesla | 23aad54c19e698c7dd28e813030f8e146f7169aeedc55a10f9a2ea902e192cf6

General

Target

quote inquiry picksPayment and shipment terms rfq ref 09004.exe
Size

1.1MB
MD5

32dc2a95065af2ff81d51ef2fc75fd29
SHA1

0891fa4e3afb63a1308e7d0a71047ab0fd4abeb9
SHA256

8e55c4365371bd684ac3f4e58d360c98355359c0598d2448d201b2702efc1549
SHA512

593cdc0b6e8c85e061e17b6a79dfe28baf039cb2a9169728eb3a50f13d83682f383f6c6b1fbc326deee9602fda501b1dbcf90824efc9d473a33178976a84831c
SSDEEP

12288:mtZVxA2YsEDeQX90OYH11McX13/hcTlnKlltpYdW9oz3MdAA:qVYsEDeQN07scJhGnKHVA

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.turkticaret.net
Port:
587
Username:
[email protected]
Password:
Ackr.2410

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4960-18-0x0000000000400000-0x000000000043C000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	quote inquiry picksPayment and shipment terms rfq ref 09004.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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2412 set thread context of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
4376	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
4960	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
4960	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe
Token: SeDebugPrivilege	4960	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4960	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 4376	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	91
PID 2412 wrote to memory of 4376	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	91
PID 2412 wrote to memory of 4376	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	91
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93
PID 2412 wrote to memory of 4960	2412	quote inquiry picksPayment and shipment terms rfq ref 09004.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	quote inquiry picksPayment and shipment terms rfq ref 09004.exe

C:\Users\Admin\AppData\Local\Temp\quote inquiry picksPayment and shipment terms rfq ref 09004.exe
"C:\Users\Admin\AppData\Local\Temp\quote inquiry picksPayment and shipment terms rfq ref 09004.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zdskjBvwCk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19EC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4376
- C:\Users\Admin\AppData\Local\Temp\quote inquiry picksPayment and shipment terms rfq ref 09004.exe
  "C:\Users\Admin\AppData\Local\Temp\quote inquiry picksPayment and shipment terms rfq ref 09004.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\tmp19EC.tmp

Filesize
1KB

MD5
8ac2047ac531ae8b6d1c3f948e79bfe2

SHA1
72790505c81f2b64b208282d13ffbf473b528274

SHA256
acab46e4ba0dc9ff2c3091d039a8d6a61fd6f83517a97ecd2a5d3a166f0cb499

SHA512
79bf94d08fffe1b94a9e3b385dd88e17b4cc7cf3e574e96b56cc23f978491afa1edf0f6e5def5f284969c53fa34ed97c9330b7b9c25e28f9c793a3f6aad18a96

Download Submit
memory/2412-12-0x0000000007EE0000-0x0000000007F1C000-memory.dmp

Filesize
240KB

Download
memory/2412-7-0x00000000050F0000-0x0000000005146000-memory.dmp

Filesize
344KB

Download
memory/2412-3-0x0000000005560000-0x0000000005B04000-memory.dmp

Filesize
5.6MB

Download
memory/2412-4-0x0000000005050000-0x00000000050E2000-memory.dmp

Filesize
584KB

Download
memory/2412-5-0x0000000004FB0000-0x0000000004FBA000-memory.dmp

Filesize
40KB

Download
memory/2412-6-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/2412-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/2412-8-0x00000000028A0000-0x00000000028BE000-memory.dmp

Filesize
120KB

Download
memory/2412-9-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/2412-10-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/2412-2-0x0000000004EA0000-0x0000000004F3C000-memory.dmp

Filesize
624KB

Download
memory/2412-11-0x0000000008100000-0x00000000081A0000-memory.dmp

Filesize
640KB

Download
memory/2412-1-0x0000000000440000-0x0000000000566000-memory.dmp

Filesize
1.1MB

Download
memory/2412-21-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-20-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4960-22-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-23-0x0000000005700000-0x0000000005718000-memory.dmp

Filesize
96KB

Download
memory/4960-24-0x0000000006380000-0x00000000063E6000-memory.dmp

Filesize
408KB

Download
memory/4960-25-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-26-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-27-0x0000000006540000-0x0000000006590000-memory.dmp

Filesize
320KB

Download
memory/4960-28-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/4960-29-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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