agenttesla | 300b58c2becddba9d514fbd569da74a47295518e3e9872035142f5ad9e99923e

General

Target

INQUIRY_pdf__.exe
Size

525KB
MD5

15e91b66fb88390b9833cf3a79cab0ca
SHA1

e370b599b7e53bf35890e2e2f7e7b1a7e978ce86
SHA256

da7f00e9042a254deafda735ffb54a8c03b4d3af45bc297d1dd412f7840cb77f
SHA512

d5e5e63c7897506d80608ffff0571897b899d3964e19c51f8762412d04201a67b72a179bc11e6afb3c940a241dd42505ea9e074a947055b27aa6a4bd3704553e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.jpmvt.com
Port:
587
Username:
[email protected]
Password:
P@ssw0rd

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.jpmvt.com
Port:
587
Username:
[email protected]
Password:
P@ssw0rd

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2464-134-0x0000000000400000-0x000000000044C000-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

Processes:

INQUIRY_pdf__.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	INQUIRY_pdf__.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

INQUIRY_pdf__.exe

description pid process target process

PID 2692 set thread context of 2464 2692 INQUIRY_pdf__.exe RegSvcs.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

212 schtasks.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

4904 REG.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

2464 RegSvcs.exe
2464 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 2464 RegSvcs.exe

description	pid	process	target process
PID 2692 set thread context of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe

pid	process
212	schtasks.exe

pid	process
4904	REG.exe

pid	process
2464	RegSvcs.exe
2464	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2464	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

INQUIRY_pdf__.exeRegSvcs.exe

description	pid	process	target process
PID 2692 wrote to memory of 212	2692	INQUIRY_pdf__.exe	schtasks.exe
PID 2692 wrote to memory of 212	2692	INQUIRY_pdf__.exe	schtasks.exe
PID 2692 wrote to memory of 212	2692	INQUIRY_pdf__.exe	schtasks.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2692 wrote to memory of 2464	2692	INQUIRY_pdf__.exe	RegSvcs.exe
PID 2464 wrote to memory of 4904	2464	RegSvcs.exe	REG.exe
PID 2464 wrote to memory of 4904	2464	RegSvcs.exe	REG.exe
PID 2464 wrote to memory of 4904	2464	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\INQUIRY_pdf__.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY_pdf__.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2692

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YBuNhmDhcB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7B79.tmp"
2⤵
- Creates scheduled task(s)
PID:212

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2464

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer / v NoRun / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:4904

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

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7B79.tmp
Filesize
1KB

MD5
b7a99d2546ea561f0722bfd6000f5693

SHA1
2e6a964cdf2b8e806d2fda3ec5226f1bb0c5c9b1

SHA256
274fa015129a1caf6b09bb1e65c7b80abf738bcafaeb10b8c50d1fc45b28a700

SHA512
05698a414573579c4aaf320b92754738ae01f444c372d2f8ce7236ee9f0c2ee502cb78829800247b4926fca8f0b782bbed7354b3603764b32eae85b234bf56f8

Download Submit
memory/212-131-0x0000000000000000-mapping.dmp

Download
memory/2464-133-0x0000000000000000-mapping.dmp

Download
memory/2464-134-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2464-135-0x0000000074F50000-0x0000000075501000-memory.dmp

Filesize
5.7MB

Download
memory/2692-130-0x0000000074F50000-0x0000000075501000-memory.dmp

Filesize
5.7MB

Download
memory/4904-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads