agenttesla | 3d09c61aac3f737c8925e270398b067e280f2fb77267e7d6406e6e8df0196fad

General

Target

hDL4BS7 Documents.exe
Size

1.1MB
MD5

302b98e7137292ea2007c530ef223187
SHA1

9c1a887cd2aa930f7217b161086b5e9954e76cf0
SHA256

d49937e0591260a3ac4786590742570bbdf561425889822c1ee564a2b8fff67b
SHA512

3c7628a0cceefeedbb6feaadbfb1579faa86de7b8a9a74fb6b08ebbac6dd80016c6e2276aa32e4aa217a83ad797cfe787d82722cb53af694699d90470d0dc619

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.totallyanonymous.com
Port:
587
Username:
[email protected]
Password:
WNap~n5E#_rD

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/4476-138-0x0000000000400000-0x0000000000464000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\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-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HksDkVH = "C:\\Users\\Admin\\AppData\\Roaming\\HksDkVH\\HksDkVH.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

hDL4BS7 Documents.exe

description pid process target process

PID 1640 set thread context of 4476 1640 hDL4BS7 Documents.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

hDL4BS7 Documents.exeRegSvcs.exe

pid process

1640 hDL4BS7 Documents.exe
1640 hDL4BS7 Documents.exe
1640 hDL4BS7 Documents.exe
4476 RegSvcs.exe
4476 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

hDL4BS7 Documents.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1640 hDL4BS7 Documents.exe
Token: SeDebugPrivilege 4476 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

4476 RegSvcs.exe

description	pid	process	target process
PID 1640 set thread context of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe

pid	process
1640	hDL4BS7 Documents.exe
1640	hDL4BS7 Documents.exe
1640	hDL4BS7 Documents.exe
4476	RegSvcs.exe
4476	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1640	hDL4BS7 Documents.exe
Token: SeDebugPrivilege	4476	RegSvcs.exe

pid	process
4476	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

hDL4BS7 Documents.exe

description	pid	process	target process
PID 1640 wrote to memory of 2308	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 2308	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 2308	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe
PID 1640 wrote to memory of 4476	1640	hDL4BS7 Documents.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\hDL4BS7 Documents.exe
"C:\Users\Admin\AppData\Local\Temp\hDL4BS7 Documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2308

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4476

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1640-130-0x0000000000F10000-0x000000000102A000-memory.dmp

Filesize
1.1MB

Download
memory/1640-131-0x0000000007EF0000-0x0000000007F8C000-memory.dmp

Filesize
624KB

Download
memory/1640-132-0x0000000008540000-0x0000000008AE4000-memory.dmp

Filesize
5.6MB

Download
memory/1640-133-0x0000000008030000-0x00000000080C2000-memory.dmp

Filesize
584KB

Download
memory/1640-134-0x0000000005B00000-0x0000000005B0A000-memory.dmp

Filesize
40KB

Download
memory/1640-135-0x00000000081D0000-0x0000000008226000-memory.dmp

Filesize
344KB

Download
memory/2308-136-0x0000000000000000-mapping.dmp

Download
memory/4476-137-0x0000000000000000-mapping.dmp

Download
memory/4476-138-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/4476-139-0x0000000006340000-0x00000000063A6000-memory.dmp

Filesize
408KB

Download
memory/4476-140-0x0000000006A30000-0x0000000006A80000-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