agenttesla | 05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 01:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
Size

727KB
MD5

7a15d01ce227993e0c57d7aad6d827f7
SHA1

01e2c1c7fe9fe92b65e78a3f8b281839cf4d7ea6
SHA256

05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2
SHA512

f3b25c511cabb79d24a315498e67369d91770da82288c5ba46a686125bdff68ca05cbda7444577a7b1566ca473399f893471ef514829327c6cba1ec3a98297a9
SSDEEP

12288:/VniETpboDXj7O2klceKOe0GAF0dJmpyaZjo5ZqzMxad00On1Xv8mY4p36wRh9ad:d7bEunLRA/mpViuMwJ08n4p36w84vrs

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.activefreightpak.com
Port:
587
Username:
[email protected]
Password:
AFSPL**77**
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral1/memory/1924-3-0x0000000000220000-0x000000000023E000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

resource	yara_rule
behavioral1/memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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
2532	powershell.exe
2580	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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\bnFClsT = "C:\\Users\\Admin\\AppData\\Roaming\\bnFClsT\\bnFClsT.exe"	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe

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 1924 set thread context of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
2448	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
2448	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
2580	powershell.exe
2532	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
Token: SeDebugPrivilege	2448	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
Token: SeDebugPrivilege	2580	powershell.exe
Token: SeDebugPrivilege	2532	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2448	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2532	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	28
PID 1924 wrote to memory of 2532	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	28
PID 1924 wrote to memory of 2532	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	28
PID 1924 wrote to memory of 2532	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	28
PID 1924 wrote to memory of 2580	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	30
PID 1924 wrote to memory of 2580	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	30
PID 1924 wrote to memory of 2580	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	30
PID 1924 wrote to memory of 2580	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	30
PID 1924 wrote to memory of 2520	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	32
PID 1924 wrote to memory of 2520	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	32
PID 1924 wrote to memory of 2520	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	32
PID 1924 wrote to memory of 2520	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	32
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34
PID 1924 wrote to memory of 2448	1924	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	34

C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
"C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924
- 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\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2532
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eDcCIlzry.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2580
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eDcCIlzry" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F80.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2520
- C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
  "C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3F80.tmp

Filesize
1KB

MD5
b8aaef7cc95f737a9ad4276d1d301e5c

SHA1
83f78139fd997e4e8dc45fe386fb0a8f4a072d64

SHA256
62b8baf41db94f3090868f66eea2970ce2d73ff5fd806fa9cb055e1290113e19

SHA512
90d2505215099e2a503760143d2fc9b59bd8b9ab177aae229dfe76685c70e55866590a1f83707626fa4c3265a6b2440775b84b82a539bf99f1aa3cda1123ecfc

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

Filesize
7KB

MD5
fdee5fffb65c7f433b5e90fe90f17788

SHA1
148ff57e016cba603f5252efdea9f884b3b5a2b1

SHA256
41c5ab7ce2227416bc4a054a9bce3580395e0befe733d2451f4540ab7d65d7bb

SHA512
1d40447117c1c262dfb93d676f900ec3d9adfb0ce60780950e1091040e7c04fbfd6c1ce037c70fbbccc034417369e9cd69869302503848c7f662771353589982

Download Submit
memory/1924-4-0x0000000000270000-0x0000000000280000-memory.dmp

Filesize
64KB

Download
memory/1924-32-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-0-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Filesize
4KB

Download
memory/1924-5-0x0000000000280000-0x0000000000296000-memory.dmp

Filesize
88KB

Download
memory/1924-6-0x00000000058D0000-0x0000000005952000-memory.dmp

Filesize
520KB

Download
memory/1924-2-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-1-0x0000000000C20000-0x0000000000CD8000-memory.dmp

Filesize
736KB

Download
memory/1924-3-0x0000000000220000-0x000000000023E000-memory.dmp

Filesize
120KB

Download
memory/2448-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2448-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2448-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download