agenttesla | 5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 14:53

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General

Target
5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
Size 705KB
Sample240902-r9be3atdnf
SHA256 5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42
MD5 8645375a86a6176bd04b81b91f03a1a6
SHA1 5e35f5830e5230e92270e71bdc901ac570cd7c19
SHA512 55227147571247e282821651a3c0097322bbad696e9a0fd63d15e968f882078987d4e4308458d77322a7ccbef51088b7d02468d6a9a7e55eef77d3190eb4fb00
SSDEEP 12288:y5fzk6jQUtGzdOTImOMZXggiUspKjDSy4AmjxSoLn6+1LkACCslHGBZXTrCyQdRR:SLQ1zCOiXg22y4Aex1gwslHGBdy3Rv6S
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.alitextile.com
Port
587
Username
[email protected]
Password
Myname@321
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
540	powershell.exe
2680	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 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 2 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

Looks up external IP address via web service 3 IoCs

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

flow	ioc
5	api.ipify.org
6	ip-api.com
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.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	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.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
1592	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2744	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
2744	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
2680	powershell.exe
540	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
Token: SeDebugPrivilege	540	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2744	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 540	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	31
PID 1948 wrote to memory of 540	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	31
PID 1948 wrote to memory of 540	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	31
PID 1948 wrote to memory of 540	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	31
PID 1948 wrote to memory of 2680	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	33
PID 1948 wrote to memory of 2680	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	33
PID 1948 wrote to memory of 2680	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	33
PID 1948 wrote to memory of 2680	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	33
PID 1948 wrote to memory of 1592	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	35
PID 1948 wrote to memory of 1592	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	35
PID 1948 wrote to memory of 1592	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	35
PID 1948 wrote to memory of 1592	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	35
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37
PID 1948 wrote to memory of 2744	1948	5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe	37

C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
"C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1948
- 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\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:540
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bvPYqpQavc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2680
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bvPYqpQavc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp18FD.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1592
- C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
  "C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

tmp18FD.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp18FD.tmp
Size 1KB
SHA256 af3ed5e6419fb4d8964a262e0ec92d7b10f2461ba867c6302ff9e02a2a27cc5c
MD5 98293055cd55821e4ebf3f9a78b00483
SHA1 fdcbc7a6f51ad366987ae6e98b07d41a591157a9
SHA512 3db2403b51348850c6e7caebe9b3614e76b0e90ca82709ca01cd872401bfe0f9507f56a2ab32da6c338879a8d1b8aa9fb258174ebb17057a59e46d4aa4fcf607
MD5 SHA1 SHA512

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0RJVERHH63CK3WB7QBF5.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0RJVERHH63CK3WB7QBF5.temp
Size 7KB
SHA256 5816a6f772233989964bffd7e80478edcc995b31bd171eab824816e8396803e9
MD5 4abf68e79855b9070532ba6f223897e9
SHA1 4371c26ad1a3a7e9a8b14cea4d828e92ce701332
SHA512 259836a7652309b849d47790ad9a7d8f56db43b2c44a6b39881ee9f16e9f842e9e9198a9a5a2db4b6f97e7ba1bca9a5eb3b57195e072fd6bfe116cd88c399a7e
SSDEEP 96:EReCvxM8XnqvsqvJCwoDc2ReCvxM8XnqvsEHyqvJCworVcwL9aQHkuHu7kbXlUVW:0txLUoDcatxLAHnorVcwcfuHu7kbuN2
MD5 SHA1 SHA512 SSDEEP

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memory/1948-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

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memory/1948-3-0x0000000000420000-0x000000000043A000-memory.dmp

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memory/1948-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

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memory/1948-5-0x0000000073D00000-0x00000000743EE000-memory.dmp

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memory/1948-6-0x0000000001E90000-0x0000000001E9E000-memory.dmp

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memory/1948-7-0x0000000004790000-0x0000000004814000-memory.dmp

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memory/1948-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

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memory/1948-1-0x0000000000330000-0x00000000003E0000-memory.dmp

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memory/1948-33-0x0000000073D00000-0x00000000743EE000-memory.dmp

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memory/2744-30-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-32-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-29-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-27-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-24-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-20-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/2744-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2744-22-0x0000000000400000-0x0000000000442000-memory.dmp

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