agenttesla | 905d39fb9da393f7f2127d11e60860e6faa3aeed8dcaff56f2d8fa09c9a04902

General

Target

Invoice Confirmation.exe
Size

810.6MB
MD5

63395033fc8d13ddd17e74e4bb13d5d6
SHA1

0a65c313504c8bcac8dc2eec944dd078a71ce384
SHA256

c322c179201974d21315230539606d1292a9159527f3f2eafa9d6167e8f51ae2
SHA512

4a1eb33f370ac2ba32bea1af287abe753edfa63e493e9045960303b1990c1cbdb289dd3ebd273ff87ad68b912b4e016877dd3f78b8ed5ce373a3f20b581a0718
SSDEEP

12288:mIR4R52J+XtyfG+Lzb6C65feSfSecDAMEnLwh8aFfxc1C0rmZdXm8qzd9p2MIR:mIeeJfG+LNzecKiVfaBiHXU9pTI

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6882044231:AAEdfz6RtcLc5FDAwOwS8UYabnK3tQ7x4bs/

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2540	powershell.exe
2144	powershell.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 3 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

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2664	2060	Invoice Confirmation.exe	35

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 5 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	Invoice Confirmation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice Confirmation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2540	powershell.exe
2144	powershell.exe
2664	Invoice Confirmation.exe
2664	Invoice Confirmation.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	powershell.exe
Token: SeDebugPrivilege	2144	powershell.exe
Token: SeDebugPrivilege	2664	Invoice Confirmation.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2540	2060	Invoice Confirmation.exe	29
PID 2060 wrote to memory of 2540	2060	Invoice Confirmation.exe	29
PID 2060 wrote to memory of 2540	2060	Invoice Confirmation.exe	29
PID 2060 wrote to memory of 2540	2060	Invoice Confirmation.exe	29
PID 2060 wrote to memory of 2144	2060	Invoice Confirmation.exe	31
PID 2060 wrote to memory of 2144	2060	Invoice Confirmation.exe	31
PID 2060 wrote to memory of 2144	2060	Invoice Confirmation.exe	31
PID 2060 wrote to memory of 2144	2060	Invoice Confirmation.exe	31
PID 2060 wrote to memory of 2784	2060	Invoice Confirmation.exe	33
PID 2060 wrote to memory of 2784	2060	Invoice Confirmation.exe	33
PID 2060 wrote to memory of 2784	2060	Invoice Confirmation.exe	33
PID 2060 wrote to memory of 2784	2060	Invoice Confirmation.exe	33
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35
PID 2060 wrote to memory of 2664	2060	Invoice Confirmation.exe	35

C:\Users\Admin\AppData\Local\Temp\Invoice Confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice Confirmation.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Invoice Confirmation.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2540
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KmihxwKU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2144
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KmihxwKU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpECDE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\Invoice Confirmation.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice Confirmation.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
27a57854e1d2798582fea8bdf0eba162

SHA1
c6b800089dfca1931c40910f15b2b7938f350870

SHA256
aaaa3d9ae868727b93d6f77ebe0908e0998f7de28e8683abce9a16919b4ddec6

SHA512
8ba0f1ef6dcb07ee7c68ffcb462fe7c785dd5852d4e9ed816d6a7e053ea96dc151e4d248cd682494f428c0608d267758fb8b23bc9d105f5f57ef5278e8ba5592

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
0c81c83b2a4910070c492485cabb0e6e

SHA1
404daf1f281e79803457c9318cbc0f00d6d1d06b

SHA256
f012dd80b8b9e7b5c379639bacc1f9ac697cf508b26e98af35354e712739ec34

SHA512
88e5c9b53af8780ce9355589ef6c6c5183579439a315275d6974fbc39e72bff60aba27ba7b8eb87e7e0e5eeebab920a13907267d6853f4311558c9516e2173ee

Download Submit
memory/2060-4-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/2060-31-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-0-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/2060-5-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-6-0x0000000004F00000-0x0000000004F86000-memory.dmp

Filesize
536KB

Download
memory/2060-2-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-1-0x0000000000E20000-0x0000000000ED6000-memory.dmp

Filesize
728KB

Download
memory/2060-3-0x0000000000680000-0x0000000000698000-memory.dmp

Filesize
96KB

Download
memory/2664-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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