agenttesla | d33a0669f9a7c0976f418f9da44a5888587bf1257ccd5b5be416ec1bc9d8c9f0

General

Target

SWIFT.exe
Size

766KB
MD5

c7685d6c04940a9a9bdce7645ad5121d
SHA1

352ad790c8582959f43c453d4918f02a0333afdc
SHA256

0c39b4af77c7279bf8a36e9e337f0ca1af96ca31c1fda5599c5dc8183118e54c
SHA512

71ddb906085282566d41c2527a721013349e4c7df6cfd676584c03702c789d9313dcb1363679af78ce57123129491bb657c9c60c34cda262fe0ff4d05140ea61

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aquariuslogistics.com
Port:
587
Username:
[email protected]
Password:
AQL@2019#$

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/4552-137-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe
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:

SWIFT.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation SWIFT.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	SWIFT.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sLbGMVN = "C:\\Users\\Admin\\AppData\\Roaming\\sLbGMVN\\sLbGMVN.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SWIFT.exe

description pid process target process

PID 728 set thread context of 4552 728 SWIFT.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

2616 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

4552 RegSvcs.exe
4552 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 4552 RegSvcs.exe

description	pid	process	target process
PID 728 set thread context of 4552	728	SWIFT.exe	RegSvcs.exe

pid	process
2616	schtasks.exe

pid	process
4552	RegSvcs.exe
4552	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4552	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

SWIFT.exe

description	pid	process	target process
PID 728 wrote to memory of 2616	728	SWIFT.exe	schtasks.exe
PID 728 wrote to memory of 2616	728	SWIFT.exe	schtasks.exe
PID 728 wrote to memory of 2616	728	SWIFT.exe	schtasks.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe
PID 728 wrote to memory of 4552	728	SWIFT.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\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-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:728

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vTIClpBZBl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE109.tmp"
2⤵
- Creates scheduled task(s)
PID:2616

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4552

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

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\tmpE109.tmp
Filesize
1KB

MD5
db5c7a26ef6f68407fd0e7d352c069ff

SHA1
ae80bb7f1f8272dc166f82698ba1f643bce2488e

SHA256
d8bc6954f54cea8ce1f4babe804b1c060c6d486234d0630fafb66d3246529e48

SHA512
574049dc128938a5258dc6b5826a53dd2a1995400aaad3baedef2da37f7c60cbdabf4421e975f491b3e92d0460f85baefa086acbca3ebb33826e1b35e15f1f3d

Download Submit
memory/728-130-0x0000000000FB0000-0x0000000001074000-memory.dmp

Filesize
784KB

Download
memory/728-131-0x0000000008460000-0x0000000008A04000-memory.dmp

Filesize
5.6MB

Download
memory/728-132-0x0000000007F50000-0x0000000007FE2000-memory.dmp

Filesize
584KB

Download
memory/728-133-0x0000000007FF0000-0x000000000808C000-memory.dmp

Filesize
624KB

Download
memory/2616-134-0x0000000000000000-mapping.dmp

Download
memory/4552-136-0x0000000000000000-mapping.dmp

Download
memory/4552-137-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4552-138-0x00000000056D0000-0x0000000005736000-memory.dmp

Filesize
408KB

Download
memory/4552-139-0x0000000006340000-0x0000000006390000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads