agenttesla | ac54c568fc2bfe2851a49e58150286a42a37d4d2ce782e73d163f2ec60e646ed

General

Target

Shipping documents & bill of Lading_PDF.exe
Size

768KB
MD5

aa2e0331db7bdc7c4a51a4d9ca2f4832
SHA1

fc6ee67838401e8cbcef4e2c547d06cb56f12628
SHA256

f0e352c3fbf73706c4c0fd2e118cf10b241dd880b58ceb67491b585fa5719fad
SHA512

42c7e114bd9fa67301724481c893bfaa95ec633b53328d157b95e26fe6c4ca29e29cbda5ac0bcc73577865d18d4c3875fc2c08f6747f4ec926868e41c20957c3
SSDEEP

12288:+IeWET/mr9K+22BEEzFatnhghS5+v+DUVNf5MWl0axTbo+i1Cv7z2CjH8mri7jY3:OWtb3BEMhS5qOk5SVC+CjcmWg

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.deblokhoeve.be
Port:
587
Username:
[email protected]
Password:
Blokhoeve2490.i

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.deblokhoeve.be
Port:
587
Username:
[email protected]
Password:
Blokhoeve2490.i
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2084 powershell.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 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

pid	process
2084	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Shipping documents & bill of Lading_PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\VmkjVd = "C:\\Users\\Admin\\AppData\\Roaming\\VmkjVd\\VmkjVd.exe"	Shipping documents & bill of Lading_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.

Processes:

flow ioc

2 api.ipify.org
3 api.ipify.org

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

Shipping documents & bill of Lading_PDF.exe

description	pid	process	target process
PID 2428 set thread context of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe

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

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/Job
T1053

Processes:

schtasks.exe

pid process

2796 schtasks.exe

pid	process
2796	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Shipping documents & bill of Lading_PDF.exepowershell.exeShipping documents & bill of Lading_PDF.exe

pid	process
2428	Shipping documents & bill of Lading_PDF.exe
2428	Shipping documents & bill of Lading_PDF.exe
2084	powershell.exe
2708	Shipping documents & bill of Lading_PDF.exe
2708	Shipping documents & bill of Lading_PDF.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Shipping documents & bill of Lading_PDF.exepowershell.exeShipping documents & bill of Lading_PDF.exe

description	pid	process
Token: SeDebugPrivilege	2428	Shipping documents & bill of Lading_PDF.exe
Token: SeDebugPrivilege	2084	powershell.exe
Token: SeDebugPrivilege	2708	Shipping documents & bill of Lading_PDF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Shipping documents & bill of Lading_PDF.exe

pid process

2708 Shipping documents & bill of Lading_PDF.exe

pid	process
2708	Shipping documents & bill of Lading_PDF.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Shipping documents & bill of Lading_PDF.exe

C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2428

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\saPiRlsccSHapA.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2084

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\saPiRlsccSHapA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp707F.tmp"
2⤵
- Creates scheduled task(s)
PID:2796

C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe"
2⤵
PID:2756

C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping documents & bill of Lading_PDF.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab80B6.tmp
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar80D8.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp707F.tmp
Filesize
1KB

MD5
a55e9a5005e53b3b6086ac3acc73735d

SHA1
cdf09e44755c5692e3f76eae8b80bd3d353ce348

SHA256
d9596a6284c91314f3ec99581b9a7b689d01b2816831254fc0b3b02452c0d20b

SHA512
42de6bd56b15e33e547441e85723c3b0eece1d5330c98592feb411f086bd90a48188f19e5cdd58b9738daf9d38adb5c85164ad7c9fadf0ed93c26b678300ea0b

Download Submit
memory/2428-27-0x0000000073EB0000-0x000000007459E000-memory.dmp

Filesize
6.9MB

Download
memory/2428-1-0x0000000000050000-0x0000000000116000-memory.dmp

Filesize
792KB

Download
memory/2428-2-0x0000000073EB0000-0x000000007459E000-memory.dmp

Filesize
6.9MB

Download
memory/2428-3-0x00000000009C0000-0x00000000009E2000-memory.dmp

Filesize
136KB

Download
memory/2428-4-0x0000000000500000-0x000000000050C000-memory.dmp

Filesize
48KB

Download
memory/2428-5-0x0000000000310000-0x0000000000320000-memory.dmp

Filesize
64KB

Download
memory/2428-6-0x0000000005B50000-0x0000000005BD6000-memory.dmp

Filesize
536KB

Download
memory/2428-14-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

Filesize
4KB

Download
memory/2428-0-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

Filesize
4KB

Download
memory/2708-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-24-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-26-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-25-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-15-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download

description	pid	process	target process
PID 2428 wrote to memory of 2084	2428	Shipping documents & bill of Lading_PDF.exe	powershell.exe
PID 2428 wrote to memory of 2084	2428	Shipping documents & bill of Lading_PDF.exe	powershell.exe
PID 2428 wrote to memory of 2084	2428	Shipping documents & bill of Lading_PDF.exe	powershell.exe
PID 2428 wrote to memory of 2084	2428	Shipping documents & bill of Lading_PDF.exe	powershell.exe
PID 2428 wrote to memory of 2796	2428	Shipping documents & bill of Lading_PDF.exe	schtasks.exe
PID 2428 wrote to memory of 2796	2428	Shipping documents & bill of Lading_PDF.exe	schtasks.exe
PID 2428 wrote to memory of 2796	2428	Shipping documents & bill of Lading_PDF.exe	schtasks.exe
PID 2428 wrote to memory of 2796	2428	Shipping documents & bill of Lading_PDF.exe	schtasks.exe
PID 2428 wrote to memory of 2756	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2756	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2756	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2756	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe
PID 2428 wrote to memory of 2708	2428	Shipping documents & bill of Lading_PDF.exe	Shipping documents & bill of Lading_PDF.exe

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads