agenttesla | 4024305f22679e7580e906744bba5ad9193fbe444c9b30b24845f135886a3c86

General

Target

QUOTE #21440170.exe
Size

689KB
MD5

6f20bdc25100357d2696eb7b48f6fb18
SHA1

b6bdd55fe0b158ac6073001270188441feab9ad4
SHA256

4024305f22679e7580e906744bba5ad9193fbe444c9b30b24845f135886a3c86
SHA512

ffb1df83d229f917e90368d6c406b73dc020ada95386d2ba109f4c712964cbf7e9e275a5ed45fb32c1d467bde119f00672f2a9ef4cda8bcfd23591c089952d58
SSDEEP

12288:lro7WxISxii8tnmH8FHLMMUAi9gC9ymc1pBWMm:l3xIYirtnW8FHM/9LB6M

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
iebtzpacgzyullvo
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\YLcqPJe = "C:\\Users\\Admin\\AppData\\Roaming\\YLcqPJe\\YLcqPJe.exe"	MSBuild.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2000 set thread context of 588	2000	QUOTE #21440170.exe	29

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

T1053

pid	Process
732	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2000	QUOTE #21440170.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2000	QUOTE #21440170.exe
Token: SeDebugPrivilege	588	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 732	2000	QUOTE #21440170.exe	27
PID 2000 wrote to memory of 732	2000	QUOTE #21440170.exe	27
PID 2000 wrote to memory of 732	2000	QUOTE #21440170.exe	27
PID 2000 wrote to memory of 732	2000	QUOTE #21440170.exe	27
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29
PID 2000 wrote to memory of 588	2000	QUOTE #21440170.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\QUOTE #21440170.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTE #21440170.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jvHHTwCVEuk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95EA.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:732
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:588

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp95EA.tmp

Filesize
1KB

MD5
029384fa24334cd29a888871db38469f

SHA1
29b3f76a55414469d243b44ddacc2174a64463f2

SHA256
d52c91f16fff063530c7ba7af72ee06ed977ee60b9646c9f9d23e448bd4489f7

SHA512
31442cc9099b06cce5767c0c0de793e567218accb7a573986b53d322353e10b51bbe488656ab1c5c32fec3887623cb75d5ba6c1c73f22f29d50baba9657366f8

Download Submit
memory/588-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-75-0x0000000004F30000-0x0000000004F70000-memory.dmp

Filesize
256KB

Download
memory/588-73-0x0000000004F30000-0x0000000004F70000-memory.dmp

Filesize
256KB

Download
memory/588-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-67-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/588-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/588-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2000-56-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/2000-54-0x0000000001390000-0x0000000001442000-memory.dmp

Filesize
712KB

Download
memory/2000-55-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/2000-59-0x0000000000D50000-0x0000000000D80000-memory.dmp

Filesize
192KB

Download
memory/2000-58-0x0000000005170000-0x00000000051EE000-memory.dmp

Filesize
504KB

Download
memory/2000-57-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads