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
1160	powershell.exe
1136	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 2340 set thread context of 2732	2340	Invoice Confirmation.exe	34

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice Confirmation.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
2788	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1160	powershell.exe
1136	powershell.exe
2732	Invoice Confirmation.exe
2732	Invoice Confirmation.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1160	powershell.exe
Token: SeDebugPrivilege	1136	powershell.exe
Token: SeDebugPrivilege	2732	Invoice Confirmation.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 1160	2340	Invoice Confirmation.exe	28
PID 2340 wrote to memory of 1160	2340	Invoice Confirmation.exe	28
PID 2340 wrote to memory of 1160	2340	Invoice Confirmation.exe	28
PID 2340 wrote to memory of 1160	2340	Invoice Confirmation.exe	28
PID 2340 wrote to memory of 1136	2340	Invoice Confirmation.exe	30
PID 2340 wrote to memory of 1136	2340	Invoice Confirmation.exe	30
PID 2340 wrote to memory of 1136	2340	Invoice Confirmation.exe	30
PID 2340 wrote to memory of 1136	2340	Invoice Confirmation.exe	30
PID 2340 wrote to memory of 2788	2340	Invoice Confirmation.exe	31
PID 2340 wrote to memory of 2788	2340	Invoice Confirmation.exe	31
PID 2340 wrote to memory of 2788	2340	Invoice Confirmation.exe	31
PID 2340 wrote to memory of 2788	2340	Invoice Confirmation.exe	31
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34
PID 2340 wrote to memory of 2732	2340	Invoice Confirmation.exe	34

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:2340
- 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:1160
- 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:1136
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KmihxwKU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp315D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2788
- 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:2732

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\tmp315D.tmp

Filesize
1KB

MD5
8001d1fb518f3c90bb4645493144f276

SHA1
430c45c37bc3e5320001775768a0ce80ed991a70

SHA256
eb4f0fb5dc0efd8d8c9079af0775b46e49e0dd1286a783096fe6f3190168c538

SHA512
c08204b123a6286ac1fd17f6d2519b532a6307a9e85dff327eca47a3222ab55212ca3abee6e6bbaf8522ac89113750eaf1d5ce5f434703f7899d48f108158385

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

Filesize
7KB

MD5
1c9df1eca735316dc56c04cb4714285a

SHA1
514983c75988b6cb04345acefffc388ac7b50e33

SHA256
9a1c9782863a914bf2beea9536781d277202e28e185d40666a202d5aa4a0273a

SHA512
1521630bbe8d4057838b57b86392b7bf729aa350281820ddc806298adec1a9231768c8f598e597fed2f1665683e78e81f7f4fe85a3b7751ec9efdb30b07bbd14

Download Submit
memory/2340-4-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/2340-31-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-0-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/2340-5-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-6-0x0000000004800000-0x0000000004886000-memory.dmp

Filesize
536KB

Download
memory/2340-2-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-1-0x0000000001340000-0x00000000013F6000-memory.dmp

Filesize
728KB

Download
memory/2340-3-0x0000000000430000-0x0000000000448000-memory.dmp

Filesize
96KB

Download
memory/2732-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2732-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2732-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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