agenttesla | 0fef960ffcfff1054c86a8972e70e39bfb3dd027111375db011d7583c2175ed8

General

Target

invoice.exe
Size

973KB
MD5

86f1eb5561c5b8fe00a8d326e0db454f
SHA1

925975a2a419e1a41f8655547f5c63804a040fc4
SHA256

0fef960ffcfff1054c86a8972e70e39bfb3dd027111375db011d7583c2175ed8
SHA512

f2a9859b8d21af570e04f1252f0167b38b032ba789df96e882c050e027f92c9165d2038f6b5c471d8f7423e1dcf00d49b30c66b2eaec1b42527129b46d749965
SSDEEP

12288:NhLuyAH0u8kw/YAo1JcOqlGwJ+0syBfptO578+X58aR7LmkGAz:NhLuyy31E3lG0jTS78+XSahI

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1100 set thread context of 576	1100	invoice.exe	32

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
896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1100	invoice.exe
1100	invoice.exe
576	RegSvcs.exe
576	RegSvcs.exe
2020	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1100	invoice.exe
Token: SeDebugPrivilege	576	RegSvcs.exe
Token: SeDebugPrivilege	2020	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 2020	1100	invoice.exe	28
PID 1100 wrote to memory of 2020	1100	invoice.exe	28
PID 1100 wrote to memory of 2020	1100	invoice.exe	28
PID 1100 wrote to memory of 2020	1100	invoice.exe	28
PID 1100 wrote to memory of 896	1100	invoice.exe	30
PID 1100 wrote to memory of 896	1100	invoice.exe	30
PID 1100 wrote to memory of 896	1100	invoice.exe	30
PID 1100 wrote to memory of 896	1100	invoice.exe	30
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32
PID 1100 wrote to memory of 576	1100	invoice.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\invoice.exe
"C:\Users\Admin\AppData\Local\Temp\invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NPTAInjkiztPV.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2020
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NPTAInjkiztPV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA47A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA47A.tmp

Filesize
1KB

MD5
381acd01f4f26cb580ae114cb98ce01d

SHA1
fd4fce1cf365f8157b8af97c482afebf57eb037f

SHA256
6a51c54ec81da6129beaabd0bda570b438f33731d5555aaac7278f5f3914ed20

SHA512
996324f9e4d30fa577319bf32a8b1afcad082fdfc45edfa0868ca4e2616d8909a382111cc031886b80f09c381d3e058023ee0b468c65ac0c263a1af22152d462

Download Submit
memory/576-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-74-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-72-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/576-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1100-58-0x0000000005EC0000-0x0000000005F6E000-memory.dmp

Filesize
696KB

Download
memory/1100-63-0x0000000006070000-0x00000000060C4000-memory.dmp

Filesize
336KB

Download
memory/1100-54-0x00000000012A0000-0x000000000139A000-memory.dmp

Filesize
1000KB

Download
memory/1100-57-0x00000000005B0000-0x00000000005BC000-memory.dmp

Filesize
48KB

Download
memory/1100-56-0x0000000000490000-0x00000000004A4000-memory.dmp

Filesize
80KB

Download
memory/1100-55-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/2020-76-0x000000006E2E0000-0x000000006E88B000-memory.dmp

Filesize
5.7MB

Download
memory/2020-77-0x000000006E2E0000-0x000000006E88B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads