agenttesla | 819416c754bbaedea5b79af75d1cc4722e5b1ce1457584a7a39eb38d0d955f95

General

Target

c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe
Size

656KB
MD5

c7bc4f44e279307955bc109deac55204
SHA1

462ba319aef5f2077d86282bbde6b8d71afe72ca
SHA256

c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2
SHA512

6e4477af961e05923b7580a36aa2998d6c705e4431fc7c90701de33d50f040d94ec056826e5248a0d2895dde618f25dabdfb95c5f623ef5aca87bc824a081270
SSDEEP

12288:DQdi+j8KQq/flRRoF/H1JrgKY1kdrdJwAYaTpel9tGQOFaV:QRj8ytoF/VeSLJw+TpertGQOFaV

Score

10^/10

agenttesla redline collection infostealer keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
JUGCRsm9
Email To:
[email protected]

Signatures

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

Detects Redline Stealer samples 2 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/4104-141-0x00000000058B0000-0x0000000005916000-memory.dmp	redline_stealer
behavioral2/memory/4104-146-0x0000000006E00000-0x0000000006FC2000-memory.dmp	redline_stealer

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2276 set thread context of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4104	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85
PID 2276 wrote to memory of 4104	2276	c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe
"C:\Users\Admin\AppData\Local\Temp\c6e74929d1f5df0946833f77f1074f8a8518a642067b129dae1ad261ded796f2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2276
- 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
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4104

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

Replay Monitor

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Downloads

memory/2276-133-0x0000000000E00000-0x0000000000EA8000-memory.dmp

Filesize
672KB

Download
memory/2276-134-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/2276-135-0x0000000006020000-0x00000000065C4000-memory.dmp

Filesize
5.6MB

Download
memory/2276-136-0x0000000005A70000-0x0000000005B02000-memory.dmp

Filesize
584KB

Download
memory/2276-137-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/2276-138-0x00000000073F0000-0x000000000748C000-memory.dmp

Filesize
624KB

Download
memory/4104-139-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4104-141-0x00000000058B0000-0x0000000005916000-memory.dmp

Filesize
408KB

Download
memory/4104-142-0x00000000058A0000-0x00000000058B0000-memory.dmp

Filesize
64KB

Download
memory/4104-143-0x00000000058A0000-0x00000000058B0000-memory.dmp

Filesize
64KB

Download
memory/4104-144-0x0000000006990000-0x000000000699A000-memory.dmp

Filesize
40KB

Download
memory/4104-145-0x0000000006AA0000-0x0000000006AF0000-memory.dmp

Filesize
320KB

Download
memory/4104-146-0x0000000006E00000-0x0000000006FC2000-memory.dmp

Filesize
1.8MB

Download

Analysis

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