agenttesla | 58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918

General

Target

58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
Size

719KB
MD5

c8c2b93f8b79377e5d346edfbf9504b3
SHA1

0e38e95f3cdba184363c9b2930a5f4d7d84895c2
SHA256

58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918
SHA512

1d1dc875502359ee460fe6ad3437cfe3c511b9a18916a95f21ce3d5eae389b32029dc5f943d64f115cafaeb58d140b965a51bb5f6b837aadf0f1243c7d7fc571
SSDEEP

12288:ufZYRxA4Y5lyA/BxSPCn2m9ugFv4ji7X6RejFjb4+Z8ZLe9MQcIneW1caCoLXz4E:DRa2mAqUijSej9b4K+LccOeN4Xz4H1

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.stilbo.eu
Port:
587
Username:
[email protected]
Password:
StilBO_#1
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
2588	powershell.exe
2708	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
5	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2188 set thread context of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36

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	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.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	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.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
2808	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2704	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
2704	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
2588	powershell.exe
2708	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2704	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
Token: SeDebugPrivilege	2588	powershell.exe
Token: SeDebugPrivilege	2708	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2704	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2588	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2188 wrote to memory of 2588	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2188 wrote to memory of 2588	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2188 wrote to memory of 2588	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	30
PID 2188 wrote to memory of 2708	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2188 wrote to memory of 2708	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2188 wrote to memory of 2708	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2188 wrote to memory of 2708	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	32
PID 2188 wrote to memory of 2808	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2188 wrote to memory of 2808	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2188 wrote to memory of 2808	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2188 wrote to memory of 2808	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	33
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36
PID 2188 wrote to memory of 2704	2188	58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe	36

C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
"C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2188
- 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\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2588
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DPgPZhZIZ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2708
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DPgPZhZIZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp585D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe
  "C:\Users\Admin\AppData\Local\Temp\58800a690eb8217cf31f262261c856ceb8b73a580b1daab25f1cdac61394f918.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2704

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\tmp585D.tmp

Filesize
1KB

MD5
2bd59eb5df20970a4de35fab25bbd24b

SHA1
c39c061f9f22ffd7ca566e8a8a1190fd267443ed

SHA256
c7af50dfe31df9d696830238f77355706c855d19ab2ed18f7d85e20f257f6f86

SHA512
049eb4ac3ad0e678c74cec4202037a737958bda83f7f8e009f971ec4355514b338bc1152d889e0b80468bca3f8a83b30960215f19d4a3010d69580214a501ce7

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

Filesize
7KB

MD5
effedb3257171eac12a3f4857f4b7c45

SHA1
af97f47bbc180611e381ff591a6c72de4fc7ec32

SHA256
a69710e5ea5659279164a2f737fe266f2d3c87b5c0c8cae7192ab986be926a54

SHA512
b9999e9d027c1695f0f900807c4d8c40f1ca665671b2c1bdbb17acaec68f297d2ed069a03b4e33fb3b1b5ac1a211c72e27f66a397fa78c2c9f95fc66b4809ec8

Download Submit
memory/2188-4-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2188-32-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2188-5-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-6-0x0000000007E10000-0x0000000007E96000-memory.dmp

Filesize
536KB

Download
memory/2188-2-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-1-0x00000000011E0000-0x000000000129A000-memory.dmp

Filesize
744KB

Download
memory/2188-3-0x00000000009E0000-0x00000000009FA000-memory.dmp

Filesize
104KB

Download
memory/2704-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2704-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2704-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads