agenttesla | f171614979a8a8e605abcc22ba61300a7597670861ba014570e3c8c9dee7590a

General

Target

8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe
Size

498KB
MD5

0d1fa230547e8327115e01b3f5956133
SHA1

a2942ed55a16fd4b0ca9ac6b7552fbeb5509ecb7
SHA256

8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6
SHA512

7dd223bb25b6ad0f7ec0beb6880ba0fc29404cae8f5548745172f7ae04abe34668e4b3183f3869c4dabf4fcd7fd512976363d4909bd9156b47625598e259a414
SSDEEP

6144:FuxpYkSlNpfOCgxdx1ZcGv9WMPznQIGHnmC7I85eVmftpQ6cxHn8eI+mOmFzivqb:F35OCgLxbZvTgzEeqmf3Q7vsFz2qb

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mail.ru
Port:
587
Username:
[email protected]
Password:
xxxlahot2

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2308-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2308-28-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2308-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2308-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2308-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\TmZaMAa = "C:\\Users\\Admin\\AppData\\Roaming\\TmZaMAa\\TmZaMAa.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2676 set thread context of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3040	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2308	RegSvcs.exe
2308	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	RegSvcs.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe
2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 3040	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	31
PID 2676 wrote to memory of 3040	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	31
PID 2676 wrote to memory of 3040	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	31
PID 2676 wrote to memory of 3040	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	31
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33
PID 2676 wrote to memory of 2308	2676	8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe
"C:\Users\Admin\AppData\Local\Temp\8e3e00075143d3fd621479fb61188c41560186ce1877e83e9d1e938b866adef6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lTrrhuvZeKce" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA17D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3040
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2308-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-28-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-31-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-29-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2308-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-5-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download
memory/2676-1-0x00000000003C0000-0x0000000000442000-memory.dmp

Filesize
520KB

Download
memory/2676-7-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2676-6-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/2676-8-0x0000000005BF0000-0x0000000005C50000-memory.dmp

Filesize
384KB

Download
memory/2676-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/2676-4-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2676-3-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2676-30-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2676-2-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads