agenttesla | d71e3549a3aaeacbdc919630dbd1d5f67777d3fd7ec10eaae36099f1bdeef50e

General

Target

Proforma Invoice PDF.exe
Size

82KB
MD5

e77c819969d8520d9bbd027dd1bfaa04
SHA1

27d6482b5777767e98838d5dd2e9d431e2f3ae97
SHA256

6fa5cdc1c01f21f752a968277cb495f3bf83b9171456b83483be4d5d4cea543d
SHA512

de26847a6cc7244ecf566ab2e3126ab27f14b86a8404f30871fc0606fcac8e2dec21c2552c777e7faa945136343e0999c5017e015d72ab79990c5373d40f5748

Score

10^/10

agenttesla collection keylogger spyware stealer suricata trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
kerekesfoto.com
Port:
587
Username:
[email protected]
Password:
admin@abc123

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/448-120-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/448-121-0x000000000043760E-mapping.dmp	family_agenttesla

Downloads MZ/PE file

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Proforma Invoice PDF.exe

description pid process target process

PID 2068 set thread context of 448 2068 Proforma Invoice PDF.exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

aspnet_compiler.exe

pid process

448 aspnet_compiler.exe
448 aspnet_compiler.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Proforma Invoice PDF.exeaspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 2068 Proforma Invoice PDF.exe
Token: SeDebugPrivilege 448 aspnet_compiler.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

aspnet_compiler.exe

pid process

448 aspnet_compiler.exe

description	pid	process	target process
PID 2068 set thread context of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe

pid	process
448	aspnet_compiler.exe
448	aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	2068	Proforma Invoice PDF.exe
Token: SeDebugPrivilege	448	aspnet_compiler.exe

pid	process
448	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Proforma Invoice PDF.exe

description	pid	process	target process
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe
PID 2068 wrote to memory of 448	2068	Proforma Invoice PDF.exe	aspnet_compiler.exe

outlook_office_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\Proforma Invoice PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:448

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/448-127-0x0000000005B50000-0x0000000005B51000-memory.dmp

Filesize
4KB

Download
memory/448-120-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/448-121-0x000000000043760E-mapping.dmp

Download
memory/448-124-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

Filesize
4KB

Download
memory/448-125-0x00000000057B0000-0x00000000057B1000-memory.dmp

Filesize
4KB

Download
memory/448-126-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/448-128-0x00000000062E0000-0x00000000062E1000-memory.dmp

Filesize
4KB

Download
memory/448-129-0x00000000069D0000-0x00000000069D1000-memory.dmp

Filesize
4KB

Download
memory/448-130-0x0000000006890000-0x0000000006891000-memory.dmp

Filesize
4KB

Download
memory/2068-117-0x0000000000E20000-0x0000000000E22000-memory.dmp

Filesize
8KB

Download
memory/2068-118-0x000000001B480000-0x000000001B482000-memory.dmp

Filesize
8KB

Download
memory/2068-119-0x0000000001000000-0x0000000001011000-memory.dmp

Filesize
68KB

Download
memory/2068-115-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads