agenttesla | 625d77dfe7f5dd78fa40accd4e84a12cb5387e6de68f771d0f138e97a18a2959

General

Target

Po docs. pdf................................exe
Size

718KB
MD5

54a11ae845acbd951f5263a8013db736
SHA1

f7e0115a08e3f37519499ff36b5f33c02bd46fdc
SHA256

a2a9b6a0deb3f24e5239a84442bdf3e0d45f2c19b2c1ceb0a1c32f37d38b7a54
SHA512

aa0a42e46f7c592d2bbef0024010fec693303b55d7b95463aa97235e5aa1dc8a4e887e77e2ca0348612dcbc874531fa5842ef582656413e2157341f012c917b2

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.oxc-ph.com
Port:
587
Username:
[email protected]
Password:
oxychempassword

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2008-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-69-0x00000000004375EE-mapping.dmp	family_agenttesla
behavioral1/memory/2008-70-0x0000000000400000-0x000000000043C000-memory.dmp	family_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
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 docs. pdf................................exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Po docs. pdf................................exe
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Po docs. pdf................................exe
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Po docs. pdf................................exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Po docs. pdf................................exe

description	pid	process	target process
PID 1868 set thread context of 2008	1868	Po docs. pdf................................exe	Po docs. 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

2028 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Po docs. pdf................................exe

pid process

2008 Po docs. pdf................................exe
2008 Po docs. pdf................................exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Po docs. pdf................................exe

description pid process

Token: SeDebugPrivilege 2008 Po docs. pdf................................exe

pid	process
2028	schtasks.exe

pid	process
2008	Po docs. pdf................................exe
2008	Po docs. pdf................................exe

description	pid	process
Token: SeDebugPrivilege	2008	Po docs. pdf................................exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Po docs. pdf................................exe

description	pid	process	target process
PID 1868 wrote to memory of 2028	1868	Po docs. pdf................................exe	schtasks.exe
PID 1868 wrote to memory of 2028	1868	Po docs. pdf................................exe	schtasks.exe
PID 1868 wrote to memory of 2028	1868	Po docs. pdf................................exe	schtasks.exe
PID 1868 wrote to memory of 2028	1868	Po docs. pdf................................exe	schtasks.exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe
PID 1868 wrote to memory of 2008	1868	Po docs. pdf................................exe	Po docs. pdf................................exe

outlook_office_path 1 IoCs

Processes:

Po docs. pdf................................exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Po docs. pdf................................exe

outlook_win_path 1 IoCs

Processes:

Po docs. pdf................................exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Po docs. pdf................................exe

C:\Users\Admin\AppData\Local\Temp\Po docs. pdf................................exe
"C:\Users\Admin\AppData\Local\Temp\Po docs. pdf................................exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1868

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KwYLBDZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp475C.tmp"
2⤵
- Creates scheduled task(s)
PID:2028

C:\Users\Admin\AppData\Local\Temp\Po docs. pdf................................exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2008

MITRE ATT&CK Enterprise 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

System Information Discovery

1

T1082

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\Temp\tmp475C.tmp
MD5
a73d44c80e8b0576756357dd326d6ae2

SHA1
30efab74d3549aac3acfb55a79994138ee283898

SHA256
6b60b8ed63945c52e1401ee2a5fdf8bda4a58543a23cd82bc1a8d7f072bc0742

SHA512
3a88bbc12eea3eb1a0551281ffa9fdea830f06ff8a708703347ddd515ff506ef53f9c8fa9b5ffb546c39dd99758344799cddcbffd7c41c4a80005a7e56721b61

Download Submit
memory/1868-57-0x0000000076A21000-0x0000000076A23000-memory.dmp

Filesize
8KB

Download
memory/1868-58-0x0000000004E30000-0x0000000004E31000-memory.dmp

Filesize
4KB

Download
memory/1868-59-0x00000000003F0000-0x00000000003F5000-memory.dmp

Filesize
20KB

Download
memory/1868-60-0x0000000004D40000-0x0000000004DC1000-memory.dmp

Filesize
516KB

Download
memory/1868-61-0x00000000022A0000-0x00000000022D8000-memory.dmp

Filesize
224KB

Download
memory/1868-55-0x0000000000D00000-0x0000000000D01000-memory.dmp

Filesize
4KB

Download
memory/2008-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-69-0x00000000004375EE-mapping.dmp

Download
memory/2008-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-72-0x00000000049A0000-0x00000000049A1000-memory.dmp

Filesize
4KB

Download
memory/2008-73-0x00000000049A1000-0x00000000049A2000-memory.dmp

Filesize
4KB

Download
memory/2028-62-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads