agenttesla | 1fb885685884a927430d6b8ca67660c61739a0d7ad55157bc30f1071f9336bae

General

Target

c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
Size

1.1MB
MD5

59031a54582568cf7047ed4010947a8f
SHA1

68d9ccbf543bd0ab3ccc480db1987e7decdbb9bd
SHA256

c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd
SHA512

1721772246a9e27ef6ccb81cfc0b9ceea789546082eca914c068c4eedd3c0d2e6e932eb53305a1bb2830dc903384cbb26468586abac4088bd6256f7ae9147fbe
SSDEEP

12288:Ha9y2jffBSkkkkkkkkkkkkkkx9L+kIkkvkkkkkkkk7ZLXRckY8PDsMm9fbzV0yIg:2DklIbm1vM4Oy9kaoG

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.adityagroup.co
Port:
587
Username:
[email protected]
Password:
Aditya!@#$%^

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/2940-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2940-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2940-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2940-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2940-23-0x0000000000400000-0x000000000043C000-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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\tKZVPq = "C:\\Users\\Admin\\AppData\\Roaming\\tKZVPq\\tKZVPq.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1400 set thread context of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32

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	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.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
300	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
2940	RegSvcs.exe
2940	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
Token: SeDebugPrivilege	2940	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1400 wrote to memory of 300	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	29
PID 1400 wrote to memory of 300	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	29
PID 1400 wrote to memory of 300	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	29
PID 1400 wrote to memory of 300	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	29
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2120	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	31
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32
PID 1400 wrote to memory of 2940	1400	c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe
"C:\Users\Admin\AppData\Local\Temp\c5737e7951ee35d1c250124a7e9a39ecdb2af67999fad09b91cfb17e0e744bbd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bWreqUBBeQL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7B67.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:300
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:2120
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - 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:2940

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

C:\Users\Admin\AppData\Local\Temp\tmp7B67.tmp

Filesize
1KB

MD5
11ea4a1cd80b99416547b22eb013024e

SHA1
1af560c44a977f39c37b5e9b92d2901d930e3479

SHA256
f15054b0806f87e116f1499475bb3f0043e7e7db8ea1f50fb4c36c1c9d4db382

SHA512
b0d5419c5204cc2164ca9cb3533c0d790c6f03c4fb069c65b217f98105d244690658f4ae901ab048c1256087cceca7f46909f62614b6fe3f2f7f038db38f7329

Download Submit
memory/1400-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/1400-1-0x0000000000870000-0x0000000000992000-memory.dmp

Filesize
1.1MB

Download
memory/1400-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/1400-3-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/1400-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/1400-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/1400-6-0x0000000007E30000-0x0000000007EB4000-memory.dmp

Filesize
528KB

Download
memory/1400-7-0x0000000000600000-0x000000000063C000-memory.dmp

Filesize
240KB

Download
memory/1400-26-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2940-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-24-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-25-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2940-27-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-28-0x0000000074540000-0x0000000074C2E000-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