agenttesla | 1bb76901f992100d6b323a70b3324f4850aea1d069c3d956f344de94d93ebc33

Analysis

max time kernel
152s
max time network
131s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 13:02

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General

Target

bebbd564c95f93338278e7e1d17a6888.exe
Size

921KB
MD5

bebbd564c95f93338278e7e1d17a6888
SHA1

cbbef89d55d422f3099d10dc8b2e4621f1287fa5
SHA256

2e8aeb8aa7f3bbfb5452dff246d8779d7258dee3356d100bac3c71723549bcd8
SHA512

577ac62a9706014bac39e90f1c67b3c66f5d1e31502b20bd3f9527cd969b4c528d1a2c7a6f208bf0a83f302af1ab6b0c0191c9f27b8417b267a5001a1e4179c9
SSDEEP

24576:wyByjP6+osyRAXfC2aTR667fO07oGxO0O:EkuqzTEQJx

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sardaplywood.com
Port:
587
Username:
[email protected]
Password:
sup123st45
Email To:
[email protected]

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral3/memory/2832-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral3/memory/2832-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral3/memory/2832-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral3/memory/2832-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral3/memory/2832-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral3/memory/2832-22-0x0000000004AA0000-0x0000000004AE0000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\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

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\\\.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2244	bebbd564c95f93338278e7e1d17a6888.exe
2244	bebbd564c95f93338278e7e1d17a6888.exe
2832	MSBuild.exe
2832	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	bebbd564c95f93338278e7e1d17a6888.exe
Token: SeDebugPrivilege	2832	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30
PID 2244 wrote to memory of 2832	2244	bebbd564c95f93338278e7e1d17a6888.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\bebbd564c95f93338278e7e1d17a6888.exe
"C:\Users\Admin\AppData\Local\Temp\bebbd564c95f93338278e7e1d17a6888.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2244-0-0x0000000000970000-0x0000000000A5C000-memory.dmp

Filesize
944KB

Download
memory/2244-1-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-2-0x00000000002F0000-0x0000000000302000-memory.dmp

Filesize
72KB

Download
memory/2244-3-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2244-4-0x0000000000760000-0x00000000007A0000-memory.dmp

Filesize
256KB

Download
memory/2244-5-0x00000000054B0000-0x0000000005540000-memory.dmp

Filesize
576KB

Download
memory/2244-6-0x0000000007BD0000-0x0000000007C5A000-memory.dmp

Filesize
552KB

Download
memory/2244-7-0x0000000000760000-0x00000000007A0000-memory.dmp

Filesize
256KB

Download
memory/2244-18-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-14-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-21-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-22-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/2832-23-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-24-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download