agenttesla | 8919a66dbb5bfc6f51c3ecbc60adfe3424579e57bc83a632c5d00fd616778bd1

General

Target

37a5f6cc78f098591dd05bf7dccbdcc5.exe
Size

1.1MB
MD5

37a5f6cc78f098591dd05bf7dccbdcc5
SHA1

4775fee9520e0ffc5f683f45e79b45628fb25500
SHA256

8919a66dbb5bfc6f51c3ecbc60adfe3424579e57bc83a632c5d00fd616778bd1
SHA512

3580bb0d745e04665f31d4f39c24ae5613a5e488a93639600b85a54728cff3b44da861f94118d28da25ec5acef362ce8a5ff5cbc719d81f4a0dfa9b2581fb95a
SSDEEP

24576:Ne/+FYVblhBywk3HVUMNi/nBSdN1fbCeAT/QYFI:nyF15p4xmtT/QYFI

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.osimiligrouplimited.com
Port:
587
Username:
[email protected]
Password:
payment@02

Signatures

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

AgentTesla payload 7 IoCs

resource	yara_rule
behavioral1/memory/2552-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2552-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2552-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2552-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2552-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2552-25-0x0000000004C40000-0x0000000004C80000-memory.dmp	family_agenttesla
behavioral1/memory/2552-27-0x0000000004C40000-0x0000000004C80000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	37a5f6cc78f098591dd05bf7dccbdcc5.exe
Key opened	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	37a5f6cc78f098591dd05bf7dccbdcc5.exe
Key opened	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	37a5f6cc78f098591dd05bf7dccbdcc5.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2152 set thread context of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2552	37a5f6cc78f098591dd05bf7dccbdcc5.exe
2552	37a5f6cc78f098591dd05bf7dccbdcc5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	37a5f6cc78f098591dd05bf7dccbdcc5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2552	37a5f6cc78f098591dd05bf7dccbdcc5.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30
PID 2152 wrote to memory of 2552	2152	37a5f6cc78f098591dd05bf7dccbdcc5.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	37a5f6cc78f098591dd05bf7dccbdcc5.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	37a5f6cc78f098591dd05bf7dccbdcc5.exe

C:\Users\Admin\AppData\Local\Temp\37a5f6cc78f098591dd05bf7dccbdcc5.exe
"C:\Users\Admin\AppData\Local\Temp\37a5f6cc78f098591dd05bf7dccbdcc5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Users\Admin\AppData\Local\Temp\37a5f6cc78f098591dd05bf7dccbdcc5.exe
  "C:\Users\Admin\AppData\Local\Temp\37a5f6cc78f098591dd05bf7dccbdcc5.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2152-1-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2152-0-0x0000000000FD0000-0x00000000010FA000-memory.dmp

Filesize
1.2MB

Download
memory/2152-2-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/2152-3-0x00000000009C0000-0x00000000009D8000-memory.dmp

Filesize
96KB

Download
memory/2152-4-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2152-5-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/2152-6-0x0000000007E60000-0x0000000007F00000-memory.dmp

Filesize
640KB

Download
memory/2152-7-0x0000000000C70000-0x0000000000CAC000-memory.dmp

Filesize
240KB

Download
memory/2152-23-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2552-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2552-25-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download
memory/2552-24-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-26-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-27-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download
memory/2552-28-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download

Analysis

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