agenttesla | 9a925e5f7a296bce2b8c8a0f84fbc2eb25567569586e7deac35ae8290589eb08

General

Target

63d8c6d5aa91ded15e59599571aff23a5713be59.exe
Size

783KB
MD5

9bd05e2bf750cef915157ceebf7478cb
SHA1

63d8c6d5aa91ded15e59599571aff23a5713be59
SHA256

9a925e5f7a296bce2b8c8a0f84fbc2eb25567569586e7deac35ae8290589eb08
SHA512

7c1290b3ddacb7396412341b75645de045158d51c8f3b6af4b0e76efa587dace542faa0d794b041ae2b5d60e9a9aef37137b634421ba8f2967ee98a5a28e8b08
SSDEEP

12288:G22ULyS1sOE7Gks45yfO/xIVulhbaL7ZemY:GoyS1sVGke6qol9aXZPY

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.clipjoint.co.nz
Port:
587
Username:
[email protected]
Password:
melandloz64
Email To:
[email protected]

Signatures

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

Drops file in Drivers directory 1 IoCs

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	63d8c6d5aa91ded15e59599571aff23a5713be59.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\LIhMQ = "C:\\Users\\Admin\\AppData\\Roaming\\LIhMQ\\LIhMQ.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3540 set thread context of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
4044	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe
4424	RegSvcs.exe
4424	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe
Token: SeDebugPrivilege	4424	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4424	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 4044	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	85
PID 3540 wrote to memory of 4044	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	85
PID 3540 wrote to memory of 4044	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	85
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87
PID 3540 wrote to memory of 4424	3540	63d8c6d5aa91ded15e59599571aff23a5713be59.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\63d8c6d5aa91ded15e59599571aff23a5713be59.exe
"C:\Users\Admin\AppData\Local\Temp\63d8c6d5aa91ded15e59599571aff23a5713be59.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HiHvTkZZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3BD.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4044
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4424

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE3BD.tmp

Filesize
1KB

MD5
10e8883b57afbd694767ebc5fc5d8041

SHA1
b05fceb870ed2564b44fd5120904e62c960b3fec

SHA256
a83a7ed4d62808abbbacff40951ea66ca03e73b0b3664aa461563077add279a0

SHA512
2282f0e5715dbbbf930905c0c841229be67b3b154020b277c203826e262f8259ef7b76b891bbbf8e4c941f342d20828a0ac90ae92b80c7d3087bc17ffe459383

Download Submit
memory/3540-132-0x0000000000190000-0x000000000025A000-memory.dmp

Filesize
808KB

Download
memory/3540-133-0x0000000005180000-0x0000000005724000-memory.dmp

Filesize
5.6MB

Download
memory/3540-134-0x0000000004C70000-0x0000000004D02000-memory.dmp

Filesize
584KB

Download
memory/3540-135-0x0000000004D10000-0x0000000004DAC000-memory.dmp

Filesize
624KB

Download
memory/3540-136-0x0000000004C10000-0x0000000004C1A000-memory.dmp

Filesize
40KB

Download
memory/4424-140-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4424-141-0x0000000005F40000-0x0000000005FA6000-memory.dmp

Filesize
408KB

Download
memory/4424-142-0x0000000006500000-0x0000000006550000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads