agenttesla | 3a624f34cbe7df5ec9b2c1ce3384b80f71d7dedf9373c80f560f05e4fc8730ac

Analysis

max time kernel
121s
max time network
131s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 11:47

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General

Target

SPW AW25 - PO.010 SMS.exe
Size

1.4MB
MD5

7c89b48a2752a771eb6457fe2fea1d8e
SHA1

afb602ef798b23f400fd3d474cb570aa781797c4
SHA256

3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce
SHA512

9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48
SSDEEP

24576:OnpUwegOzvr+8J97vsJRx1osJYWDaK9rB6hjscMmQV5IPiMtWb05UaaYy6nnjqKh:OCri8H7vsjx1V15B6xscMmY6ivQUNEjF

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:
webmaster
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 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2248	powershell.exe
2776	powershell.exe
1056	powershell.exe
560	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 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 2 IoCs

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

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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1820 set thread context of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 2108 set thread context of 2036	2108	SPW AW25 - PO.010 SMS.exe	43

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 9 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SPW AW25 - PO.010 SMS.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SPW AW25 - PO.010 SMS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SPW AW25 - PO.010 SMS.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
836	schtasks.exe
1940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2248	powershell.exe
2776	powershell.exe
1056	powershell.exe
560	powershell.exe
2036	SPW AW25 - PO.010 SMS.exe
2036	SPW AW25 - PO.010 SMS.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	2248	powershell.exe
Token: SeDebugPrivilege	1056	powershell.exe
Token: SeDebugPrivilege	560	powershell.exe
Token: SeDebugPrivilege	2036	SPW AW25 - PO.010 SMS.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2248	1820	SPW AW25 - PO.010 SMS.exe	28
PID 1820 wrote to memory of 2248	1820	SPW AW25 - PO.010 SMS.exe	28
PID 1820 wrote to memory of 2248	1820	SPW AW25 - PO.010 SMS.exe	28
PID 1820 wrote to memory of 2248	1820	SPW AW25 - PO.010 SMS.exe	28
PID 1820 wrote to memory of 2776	1820	SPW AW25 - PO.010 SMS.exe	30
PID 1820 wrote to memory of 2776	1820	SPW AW25 - PO.010 SMS.exe	30
PID 1820 wrote to memory of 2776	1820	SPW AW25 - PO.010 SMS.exe	30
PID 1820 wrote to memory of 2776	1820	SPW AW25 - PO.010 SMS.exe	30
PID 1820 wrote to memory of 836	1820	SPW AW25 - PO.010 SMS.exe	32
PID 1820 wrote to memory of 836	1820	SPW AW25 - PO.010 SMS.exe	32
PID 1820 wrote to memory of 836	1820	SPW AW25 - PO.010 SMS.exe	32
PID 1820 wrote to memory of 836	1820	SPW AW25 - PO.010 SMS.exe	32
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 1820 wrote to memory of 2108	1820	SPW AW25 - PO.010 SMS.exe	34
PID 2108 wrote to memory of 1056	2108	SPW AW25 - PO.010 SMS.exe	37
PID 2108 wrote to memory of 1056	2108	SPW AW25 - PO.010 SMS.exe	37
PID 2108 wrote to memory of 1056	2108	SPW AW25 - PO.010 SMS.exe	37
PID 2108 wrote to memory of 1056	2108	SPW AW25 - PO.010 SMS.exe	37
PID 2108 wrote to memory of 560	2108	SPW AW25 - PO.010 SMS.exe	39
PID 2108 wrote to memory of 560	2108	SPW AW25 - PO.010 SMS.exe	39
PID 2108 wrote to memory of 560	2108	SPW AW25 - PO.010 SMS.exe	39
PID 2108 wrote to memory of 560	2108	SPW AW25 - PO.010 SMS.exe	39
PID 2108 wrote to memory of 1940	2108	SPW AW25 - PO.010 SMS.exe	41
PID 2108 wrote to memory of 1940	2108	SPW AW25 - PO.010 SMS.exe	41
PID 2108 wrote to memory of 1940	2108	SPW AW25 - PO.010 SMS.exe	41
PID 2108 wrote to memory of 1940	2108	SPW AW25 - PO.010 SMS.exe	41
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43
PID 2108 wrote to memory of 2036	2108	SPW AW25 - PO.010 SMS.exe	43

C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
"C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1820
- 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\SPW AW25 - PO.010 SMS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2248
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IbwIIBmUDWimTZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbwIIBmUDWimTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB606.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:836
- C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
  "C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - 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\SPW AW25 - PO.010 SMS.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1056
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:560
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE6E6.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1940
- - C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe
    "C:\Users\Admin\AppData\Local\Temp\SPW AW25 - PO.010 SMS.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2036

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB606.tmp

Filesize
1KB

MD5
45a0adfceb4aea1c27084452da4cd0e2

SHA1
fe0714fed951e5ba30abbcbf6106e567e07a6c65

SHA256
7a8e8abf7adadd020ba6437c1ceff52a04b17ff461037c80f35c237d075f2757

SHA512
3c008334e773286c02b930a679a3773e5ca0d0460e3979dad5a3012d4311d0714d81b54150680fc960ef2ec0b0e855515c42c5e5a77908b98fb0249e6f027add

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE6E6.tmp

Filesize
1KB

MD5
bd29e3ddd1b2f166b80efd0e8671534f

SHA1
795d0889e8738f607c74065a4c441d6484085bb1

SHA256
79b3b726c6112592dc9a89aac97a0fedd994fdf46c2fcf01f3cc998772aff481

SHA512
d199c4dd258a5aa77c1ff40e29e2124b0f571f722373b257ba2d4ca306c7b3e5096b06a11a60e1b73822fbfda4e93015153109dc3fea17bbe868d3d75a8e5e73

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\G9Y3THGO6ZEHZOF2I82U.temp

Filesize
7KB

MD5
6a3950b6730ef00fbf9be0b95681ae6e

SHA1
7488fc47210e827ba4387bd8e137df87f0caf3e3

SHA256
e2f2b060d963989e26987c2e9fafa112139ae4f48a4c3995fb673e2602f3cf2e

SHA512
521bd18a95bead99e4c11cb99ac7bf8a5c3547eb575cb7afd6ad3526709e6c019113315b40dee15b9f9cca076e2bf24b540e806ab933f9bdc56b5c7875f3e259

Download Submit
C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

Filesize
1.4MB

MD5
7c89b48a2752a771eb6457fe2fea1d8e

SHA1
afb602ef798b23f400fd3d474cb570aa781797c4

SHA256
3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

SHA512
9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

Download Submit
memory/1820-5-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/1820-2-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/1820-4-0x000000007446E000-0x000000007446F000-memory.dmp

Filesize
4KB

Download
memory/1820-3-0x00000000006E0000-0x00000000006F0000-memory.dmp

Filesize
64KB

Download
memory/1820-0-0x000000007446E000-0x000000007446F000-memory.dmp

Filesize
4KB

Download
memory/1820-1-0x0000000000A30000-0x0000000000BA0000-memory.dmp

Filesize
1.4MB

Download
memory/1820-6-0x0000000005960000-0x0000000005A74000-memory.dmp

Filesize
1.1MB

Download
memory/1820-32-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/2036-55-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-58-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-60-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-63-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-51-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-53-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-61-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2108-33-0x0000000004F10000-0x0000000004FB0000-memory.dmp

Filesize
640KB

Download
memory/2108-34-0x00000000050B0000-0x0000000005132000-memory.dmp

Filesize
520KB

Download
memory/2108-19-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-22-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-25-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2108-28-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-29-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-31-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2108-24-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download