agenttesla | 1901fefcf83a2db8d2e4a717e382df0bdf8db7e7f48615bdc9a26b45f0b7c0ff

General

Target

RejectedShippingDocumentscompiledPLpdf.exe
Size

1019KB
MD5

e2c463c453c436adbf05e5f767e976b5
SHA1

27f01c17e41b49f3a77550a1a8e1c07a60b8bbfe
SHA256

1901fefcf83a2db8d2e4a717e382df0bdf8db7e7f48615bdc9a26b45f0b7c0ff
SHA512

32cb8b333ab384e113ad6ca3aa6e4c4bb2389834fe4790c5a2aea2bebf295c8716c8660497c808a8b4d4b586ed5db972948693a5d28865275d87a27c022efcc6
SSDEEP

24576:UAHnh+eWsN3skA4RV1Hom2KXMmHahCrTAUJjY5:jh+ZkldoPK8Yahc0

Score

10^/10

agenttesla credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.eatrepeatindia.com
Port:
587
Username:
[email protected]
Password:
QQYIO12fxBmdO
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\tyTwe = "C:\\Users\\Admin\\AppData\\Roaming\\tyTwe\\tyTwe.exe"	RegSvcs.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	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1864 set thread context of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RejectedShippingDocumentscompiledPLpdf.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1864	RejectedShippingDocumentscompiledPLpdf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2484	RegSvcs.exe
2484	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1864	RejectedShippingDocumentscompiledPLpdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2484	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1864	RejectedShippingDocumentscompiledPLpdf.exe
1864	RejectedShippingDocumentscompiledPLpdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1864	RejectedShippingDocumentscompiledPLpdf.exe
1864	RejectedShippingDocumentscompiledPLpdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31
PID 1864 wrote to memory of 2484	1864	RejectedShippingDocumentscompiledPLpdf.exe	31

C:\Users\Admin\AppData\Local\Temp\RejectedShippingDocumentscompiledPLpdf.exe
"C:\Users\Admin\AppData\Local\Temp\RejectedShippingDocumentscompiledPLpdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\RejectedShippingDocumentscompiledPLpdf.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1864-11-0x0000000000270000-0x0000000000274000-memory.dmp

Filesize
16KB

Download
memory/2484-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2484-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2484-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2484-17-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2484-18-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2484-21-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2484-22-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads