agenttesla | bb1cbd0fd591bed430c586933cced40166d459cfd324c738e5d3d6cd8e154a36

General

Target

INV01542INV01562-7500003124JTR-0084.exe
Size

820KB
MD5

0b87c44a55bc24c1a96e1797c939bb10
SHA1

af91b2b662f7a1827fba6bf5158178dd8cebcbd7
SHA256

bb1cbd0fd591bed430c586933cced40166d459cfd324c738e5d3d6cd8e154a36
SHA512

e5938abe43807c803726c20a21c4c970e03f3caca72b370288b428aaa8a553b3f219039386819eb9df662ed4b02a8a11a12ef2e3e6d5cba1a5e413d14fc8948f
SSDEEP

12288:EoMKhM39TXsTAiM6kVRl+64Oh0dRnlRq1SXx0JmHT2p45kM61iBoVm:tMacicY5dReoXx00HqskM6cBt

Score

10^/10

agenttesla 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:
manlikeyou88
Email To:
[email protected]

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
2856	powershell.exe
3012	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INV01542INV01562-7500003124JTR-0084.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
2852	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2612	RegSvcs.exe
2612	RegSvcs.exe
3012	powershell.exe
2856	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	RegSvcs.exe
Token: SeDebugPrivilege	3012	powershell.exe
Token: SeDebugPrivilege	2856	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2856	2100	INV01542INV01562-7500003124JTR-0084.exe	31
PID 2100 wrote to memory of 2856	2100	INV01542INV01562-7500003124JTR-0084.exe	31
PID 2100 wrote to memory of 2856	2100	INV01542INV01562-7500003124JTR-0084.exe	31
PID 2100 wrote to memory of 2856	2100	INV01542INV01562-7500003124JTR-0084.exe	31
PID 2100 wrote to memory of 3012	2100	INV01542INV01562-7500003124JTR-0084.exe	33
PID 2100 wrote to memory of 3012	2100	INV01542INV01562-7500003124JTR-0084.exe	33
PID 2100 wrote to memory of 3012	2100	INV01542INV01562-7500003124JTR-0084.exe	33
PID 2100 wrote to memory of 3012	2100	INV01542INV01562-7500003124JTR-0084.exe	33
PID 2100 wrote to memory of 2852	2100	INV01542INV01562-7500003124JTR-0084.exe	35
PID 2100 wrote to memory of 2852	2100	INV01542INV01562-7500003124JTR-0084.exe	35
PID 2100 wrote to memory of 2852	2100	INV01542INV01562-7500003124JTR-0084.exe	35
PID 2100 wrote to memory of 2852	2100	INV01542INV01562-7500003124JTR-0084.exe	35
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37
PID 2100 wrote to memory of 2612	2100	INV01542INV01562-7500003124JTR-0084.exe	37

C:\Users\Admin\AppData\Local\Temp\INV01542INV01562-7500003124JTR-0084.exe
"C:\Users\Admin\AppData\Local\Temp\INV01542INV01562-7500003124JTR-0084.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- 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\INV01542INV01562-7500003124JTR-0084.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GuUyZzkObs.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3012
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GuUyZzkObs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp992.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2852
- 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:2612

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

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp992.tmp

Filesize
1KB

MD5
0afc029ce3da0b64b8a0a26afc6b79ba

SHA1
58954605a56d01ac75f3e4522c1dbe823d106dc0

SHA256
59785909a016ebc3fa6bdb5a1ffcb80b05fc8343f46a53b7cc31ec9b0a28ac0a

SHA512
eb0b8a4b7ce970248d4cb700c13353f9a218eab039c34063e3103a032efb2b55397861fc9c7e3cb8ea16ba64303a691b01eb941d9d0520c427bebdc462da2015

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\WUZMXZ2DGL01B5NWH03Z.temp

Filesize
7KB

MD5
dcdf9365cc3391f3681e6ba027620dab

SHA1
9749b40da9d8b3d1195d9691249cb493ebb1c260

SHA256
7e1faad74306723ca934bad4e707b31d3d18703db34012ade0f71678dfd4941a

SHA512
68d15a5f715bd23b34ea5e4344f5f42d7714ff8b0f2dce913f89155d515e1be45b291f376cf0f4ca938fab827abd50433062a0cb7670e2c7f3be505d3475ad72

Download Submit
memory/2100-4-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2100-32-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-0-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-6-0x0000000000480000-0x0000000000506000-memory.dmp

Filesize
536KB

Download
memory/2100-2-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-1-0x00000000001C0000-0x0000000000292000-memory.dmp

Filesize
840KB

Download
memory/2100-3-0x0000000000640000-0x0000000000666000-memory.dmp

Filesize
152KB

Download
memory/2612-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2612-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads