agenttesla | 458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77

General

Target

458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
Size

792KB
MD5

5f573a3c4016eec9eef2c2637c984476
SHA1

eb135221b70205be179f67acab53ab641e158c0a
SHA256

458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77
SHA512

32181511455b5a0dd630273a414adf78e8ee9574a2a4449f2f011023ab4e6ea653c96950bd88afe13d1a91809fd97cd14aee77ded16b7742232204592dd2c46f
SSDEEP

12288:nmurGHGAMp6Oul4zXuDVRss2DLaSnkCYR6zJN711xWz/g1HF6CUM:mBGAMkrKz+V2D/nxFpM/gzkM

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

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
2216	powershell.exe
1104	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 2528 set thread context of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.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	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.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	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.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
2132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2232	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
2232	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
1104	powershell.exe
2216	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
Token: SeDebugPrivilege	1104	powershell.exe
Token: SeDebugPrivilege	2216	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2216	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	31
PID 2528 wrote to memory of 2216	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	31
PID 2528 wrote to memory of 2216	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	31
PID 2528 wrote to memory of 2216	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	31
PID 2528 wrote to memory of 1104	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	33
PID 2528 wrote to memory of 1104	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	33
PID 2528 wrote to memory of 1104	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	33
PID 2528 wrote to memory of 1104	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	33
PID 2528 wrote to memory of 2132	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	35
PID 2528 wrote to memory of 2132	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	35
PID 2528 wrote to memory of 2132	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	35
PID 2528 wrote to memory of 2132	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	35
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37
PID 2528 wrote to memory of 2232	2528	458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe	37

C:\Users\Admin\AppData\Local\Temp\458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
"C:\Users\Admin\AppData\Local\Temp\458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- 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\458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2216
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YexeAWuPXGyhPE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1104
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YexeAWuPXGyhPE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp139.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2132
- C:\Users\Admin\AppData\Local\Temp\458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe
  "C:\Users\Admin\AppData\Local\Temp\458e5bd8e3508c15449bfd4c9931a59cd2a6a95ed9e6bb5b0090aa6641a29c77.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2232

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\tmp139.tmp

Filesize
1KB

MD5
f8a69c5cba86fae73b21d987b1fdd0e8

SHA1
8e253863bb0b188d635dc9c4ea7ea9dfcef333ed

SHA256
592f3a50a6245ff22df8ff68bd7baf9fb02e0333c29714a62819644376119149

SHA512
fa250234ffff5032f4091f02173f428960be7d2768182a210a8f6ce2d433099c3fea99825b53aa9005f4f0ad91f86fdf8f80cd7bb7c3814ae3bd5473ffcd85a8

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

Filesize
7KB

MD5
3e7a91b7af64c142b7fab2299075710b

SHA1
32ced12a90a19869d2be6879e76e46a28b43487a

SHA256
1e4be38c06e31e4cc857f9f900d00a4f68e5c0ad07bfb37fa2a193febe78febc

SHA512
1637f689dc9d4006a6b96067a58220e047229c208949f1f5fa98082b812cc62b4f705ddf2e5e6ff97c9c280dffbe26ac2593cc2571669e6c59b3b96b7af669fa

Download Submit
memory/2232-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2232-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2232-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2528-6-0x00000000051D0000-0x0000000005252000-memory.dmp

Filesize
520KB

Download
memory/2528-1-0x0000000000D90000-0x0000000000E5C000-memory.dmp

Filesize
816KB

Download
memory/2528-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/2528-2-0x0000000074CA0000-0x000000007538E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-3-0x0000000000270000-0x0000000000282000-memory.dmp

Filesize
72KB

Download
memory/2528-5-0x0000000074CA0000-0x000000007538E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-4-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/2528-31-0x0000000074CA0000-0x000000007538E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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