agenttesla | 462181ac85fbe1416be5a1145d7b6081229cb292616c5e233c604814d93ce56e

General

Target

swift_2417455_PDF.exe
Size

619KB
MD5

597c164d5516e2be89971d038d0094eb
SHA1

a61c7f8f24887f60e6419d5c471274a637655d0d
SHA256

462181ac85fbe1416be5a1145d7b6081229cb292616c5e233c604814d93ce56e
SHA512

fe4ed53c48d567af8dfdda5ed5175936f4b6cc485ea6c7677acf77bf90f3f40b25ddd5ded10d4acbfee5ff6f4007498df8c1beaecd21348b5c6a5956514e1e6b
SSDEEP

12288:F9/XWUt40JHDj+tRCaPaqsppFCzIeLVZ7ATszq6Wk2UHeI:7/XWUt40pj+tLPKp/CdPkYbWZyj

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.telefoonreparatiebovenkarspel.nl
Port:
587
Username:
[email protected]
Password:
Madarjan007!
Email To:
[email protected]

Signatures

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift_2417455_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift_2417455_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift_2417455_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.

flow	ioc
27	api.ipify.org
28	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4820 set thread context of 1308	4820	swift_2417455_PDF.exe	87

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4820	swift_2417455_PDF.exe
4820	swift_2417455_PDF.exe
4820	swift_2417455_PDF.exe
4820	swift_2417455_PDF.exe
1308	swift_2417455_PDF.exe
1308	swift_2417455_PDF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4820	swift_2417455_PDF.exe
Token: SeDebugPrivilege	1308	swift_2417455_PDF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1308	swift_2417455_PDF.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 4660	4820	swift_2417455_PDF.exe	86
PID 4820 wrote to memory of 4660	4820	swift_2417455_PDF.exe	86
PID 4820 wrote to memory of 4660	4820	swift_2417455_PDF.exe	86
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87
PID 4820 wrote to memory of 1308	4820	swift_2417455_PDF.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift_2417455_PDF.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift_2417455_PDF.exe

C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe"
  2⤵
  PID:4660
- C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\swift_2417455_PDF.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\swift_2417455_PDF.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1308-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1308-18-0x0000000004E90000-0x0000000004EA0000-memory.dmp

Filesize
64KB

Download
memory/1308-17-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/1308-16-0x00000000065C0000-0x0000000006610000-memory.dmp

Filesize
320KB

Download
memory/1308-15-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/1308-14-0x0000000004E90000-0x0000000004EA0000-memory.dmp

Filesize
64KB

Download
memory/1308-12-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4820-8-0x0000000008D60000-0x0000000008DFC000-memory.dmp

Filesize
624KB

Download
memory/4820-1-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4820-7-0x0000000004E80000-0x0000000004E90000-memory.dmp

Filesize
64KB

Download
memory/4820-6-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4820-13-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4820-5-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/4820-4-0x0000000004E80000-0x0000000004E90000-memory.dmp

Filesize
64KB

Download
memory/4820-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

Filesize
584KB

Download
memory/4820-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/4820-0-0x0000000000430000-0x00000000004D2000-memory.dmp

Filesize
648KB

Download

Analysis

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