agenttesla | 8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd

General

Target

8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
Size

766KB
MD5

08de4a78faebb0c78f0b5e7eb8ff7ba9
SHA1

0fc42cffd7cad9b33c8deb3f5bb690486ea3794b
SHA256

8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd
SHA512

94af88f97cc70132714fa1c7b805e66105d1567e5bf60e318e1dceab65a6546371e0596bfcde270eab5517df7d06807c87cd8366082bbac2d595b2b938390d41
SSDEEP

12288:LBbDijRwxhRq9eCv+OJsVhoh/oROEZLvwA8B89/9JSmfsDhCr3z4fn2:LBbDc0C9er2sVTU8LIB8XJSW24r30

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:
Asaprocky11
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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
3028	powershell.exe
2500	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

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 2440 set thread context of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.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	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.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	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.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
892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2788	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
2788	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
3028	powershell.exe
2500	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
Token: SeDebugPrivilege	3028	powershell.exe
Token: SeDebugPrivilege	2500	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2788	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 3028	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	31
PID 2440 wrote to memory of 3028	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	31
PID 2440 wrote to memory of 3028	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	31
PID 2440 wrote to memory of 3028	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	31
PID 2440 wrote to memory of 2500	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	33
PID 2440 wrote to memory of 2500	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	33
PID 2440 wrote to memory of 2500	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	33
PID 2440 wrote to memory of 2500	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	33
PID 2440 wrote to memory of 892	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	34
PID 2440 wrote to memory of 892	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	34
PID 2440 wrote to memory of 892	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	34
PID 2440 wrote to memory of 892	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	34
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37
PID 2440 wrote to memory of 2788	2440	8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe	37

C:\Users\Admin\AppData\Local\Temp\8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
"C:\Users\Admin\AppData\Local\Temp\8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- 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\8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3028
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fdcTmYOb.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2500
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fdcTmYOb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:892
- C:\Users\Admin\AppData\Local\Temp\8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe
  "C:\Users\Admin\AppData\Local\Temp\8bb52d0be263f9a7841a7a7537f0ac85fe5fe4b5bcc87d94663dce56ebad90dd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2788

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\tmpEBD5.tmp

Filesize
1KB

MD5
48c536a5190c80bcaedd57206047e3f6

SHA1
0545900334291610549116efe76804d9582e385e

SHA256
765ceb5be342562baaefad0e01ec408c0b2c3661ac1656ec79c1f1e386f8c117

SHA512
5735ef1e47632669e1b4f8e0e408b3c8837495b5a0b8dba5865984bd94a63a1d79d91b54b2e5e34b9b0b7afc6af304364ebf8666389a5a7694ec0c5b277182c8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\W11Q3C80QE09MIYX0EMS.temp

Filesize
7KB

MD5
19e49e56e0b7793f3c3a69972a19884c

SHA1
1bbb9cd52bafbb076c733546de48931a0920a9d6

SHA256
5177dca2bc43d96869fbb13e00b60e795936a39e61920aabfc742b9e25a75289

SHA512
99c790bf7ed93522cf7c3daf785b495dc5f79c6fa38496512c29605386bb2ccc39bef06bf71b9d85883cadeb8dda41ef4c972dd72454178387d5deb019f82192

Download Submit
memory/2440-4-0x00000000004B0000-0x00000000004C0000-memory.dmp

Filesize
64KB

Download
memory/2440-3-0x0000000004E60000-0x0000000004F00000-memory.dmp

Filesize
640KB

Download
memory/2440-0-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2440-5-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2440-6-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-7-0x0000000005120000-0x00000000051A2000-memory.dmp

Filesize
520KB

Download
memory/2440-2-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-1-0x0000000000080000-0x0000000000146000-memory.dmp

Filesize
792KB

Download
memory/2440-32-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2788-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2788-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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