agenttesla | 1736cd52fdc1deacedeac1de86d461ceb01c476e307520762b74b67ca8fa4b4b

General

Target

Outstanding-Invoices 001445.scr.exe
Size

669KB
MD5

9f1263691f61af5eb7a7b8ad52134be2
SHA1

2fae8614a8c48b09140ad431d20c89ec0e6c70fa
SHA256

1736cd52fdc1deacedeac1de86d461ceb01c476e307520762b74b67ca8fa4b4b
SHA512

4b5de03719f4fcd7bc2cb94879589b605c8f95cb397bf4293c781ffdcb4e1b42953bea8da2474f73a2d4de162fcc4c11d9b99a15c9acb0ac233820bf9039594b
SSDEEP

12288:1z7kvDoQE2wD/Cv3BZCU30HapCU0q3ly+t/DlVUjaKPTUw79ylQ/ePooitapDcaJ:1zoXwDgZ/096v3UFPDw3goitapDcG

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
BIGNAIRA2024
Email To:
[email protected]

Signatures

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

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
3048	powershell.exe
2868	powershell.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2320 set thread context of 2668	2320	Outstanding-Invoices 001445.scr.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Outstanding-Invoices 001445.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2952	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2320	Outstanding-Invoices 001445.scr.exe
2320	Outstanding-Invoices 001445.scr.exe
3048	powershell.exe
2868	powershell.exe
2320	Outstanding-Invoices 001445.scr.exe
2668	RegSvcs.exe
2668	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	Outstanding-Invoices 001445.scr.exe
Token: SeDebugPrivilege	3048	powershell.exe
Token: SeDebugPrivilege	2868	powershell.exe
Token: SeDebugPrivilege	2668	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2868	2320	Outstanding-Invoices 001445.scr.exe	29
PID 2320 wrote to memory of 2868	2320	Outstanding-Invoices 001445.scr.exe	29
PID 2320 wrote to memory of 2868	2320	Outstanding-Invoices 001445.scr.exe	29
PID 2320 wrote to memory of 2868	2320	Outstanding-Invoices 001445.scr.exe	29
PID 2320 wrote to memory of 3048	2320	Outstanding-Invoices 001445.scr.exe	31
PID 2320 wrote to memory of 3048	2320	Outstanding-Invoices 001445.scr.exe	31
PID 2320 wrote to memory of 3048	2320	Outstanding-Invoices 001445.scr.exe	31
PID 2320 wrote to memory of 3048	2320	Outstanding-Invoices 001445.scr.exe	31
PID 2320 wrote to memory of 2952	2320	Outstanding-Invoices 001445.scr.exe	33
PID 2320 wrote to memory of 2952	2320	Outstanding-Invoices 001445.scr.exe	33
PID 2320 wrote to memory of 2952	2320	Outstanding-Invoices 001445.scr.exe	33
PID 2320 wrote to memory of 2952	2320	Outstanding-Invoices 001445.scr.exe	33
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35
PID 2320 wrote to memory of 2668	2320	Outstanding-Invoices 001445.scr.exe	35

C:\Users\Admin\AppData\Local\Temp\Outstanding-Invoices 001445.scr.exe
"C:\Users\Admin\AppData\Local\Temp\Outstanding-Invoices 001445.scr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2320
- 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\Outstanding-Invoices 001445.scr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2868
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LpiosEmwQ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3048
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LpiosEmwQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp45B7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2952
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp45B7.tmp

Filesize
1KB

MD5
ee38cc0ec16dca5827741ff7b8e6cccb

SHA1
260b3b34b3bf308aac9f733157372d0f5517a7e4

SHA256
3464e438374a2948d5839a88f2aae22ef41379bcc18040f6508167b5572e5191

SHA512
6eee122e268b9a1d3a0a5f7542d7cf3ccf3edb134188371f4918d068fa69f6c3b7d1467e77222d832627cf7bb98f9b1ff32599e7318e8c4ef91a467c6d5dbece

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QU0GSQLWMSIJ8M1T4AAF.temp

Filesize
7KB

MD5
b1c5001c73e00d51d89855a19449eeae

SHA1
59b2b9417b7a3e96b66cd142550c432466eca1d8

SHA256
b00498e81bbdbcb0a69168770d177add10a9f0c95322642fd7bc5b6741e1af7b

SHA512
9b9e70daf9c8d58533bbb686f5547e62749078f85143dc1e8a4c9db125483d398f671ca2f3597d186691d0376b543889988ed79da211ab99ef0599bebc2729f2

Download Submit
memory/2320-4-0x000000007444E000-0x000000007444F000-memory.dmp

Filesize
4KB

Download
memory/2320-31-0x0000000074440000-0x0000000074B2E000-memory.dmp

Filesize
6.9MB

Download
memory/2320-0-0x000000007444E000-0x000000007444F000-memory.dmp

Filesize
4KB

Download
memory/2320-5-0x0000000074440000-0x0000000074B2E000-memory.dmp

Filesize
6.9MB

Download
memory/2320-6-0x0000000005320000-0x00000000053A2000-memory.dmp

Filesize
520KB

Download
memory/2320-2-0x0000000074440000-0x0000000074B2E000-memory.dmp

Filesize
6.9MB

Download
memory/2320-1-0x0000000000160000-0x000000000020C000-memory.dmp

Filesize
688KB

Download
memory/2320-3-0x00000000004D0000-0x00000000004E0000-memory.dmp

Filesize
64KB

Download
memory/2668-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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