agenttesla | 7ece8aaa1c58a393cb2321ff0747b5740194ef42ecbf1ad17226c5e0fca741a0

General

Target

Statement of Account PDF.exe
Size

693KB
MD5

8db4915ba4e6bb27cb249554a18a9f4c
SHA1

fd3e06212f9da365c2106dcd808caf291ccb3a2a
SHA256

470e7bcb766a436b50d28e362621b59467b6e6aa4146b467f4175a8b5c9eaa04
SHA512

ec42a9de73e4e79911cf870fd3d41392b1dc5726ceb4660ba8d7bc4bbedee9a3e111cb5426b3d3797c8517cebb2bdbb4e7d3a96590ee14f2bb89b4a3e286b50c
SSDEEP

12288:lYIPXj/PqfEKyBVaLXKfjJUKJepONj9BtjWVpFZt/DAjB4Bd:lYIPesVaLXKnJeAj9BtqzFHiWX

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.fascia-arch.com
Port:
587
Username:
[email protected]
Password:
HERbertstown1987
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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

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

Processes:

resource	yara_rule
behavioral1/memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

Processes:

Statement of Account PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	Statement of Account PDF.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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Statement of Account PDF.exe

description pid process target process

PID 1224 set thread context of 2388 1224 Statement of Account PDF.exe Statement of Account PDF.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2836 1224 WerFault.exe Statement of Account PDF.exe
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

Processes:

schtasks.exe

pid process

2692 schtasks.exe

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

description	pid	process	target process
PID 1224 set thread context of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe

pid	pid_target	process	target process
2836	1224	WerFault.exe	Statement of Account PDF.exe

pid	process
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Statement of Account PDF.exeStatement of Account PDF.exepowershell.exepowershell.exe

pid	process
1224	Statement of Account PDF.exe
1224	Statement of Account PDF.exe
1224	Statement of Account PDF.exe
2388	Statement of Account PDF.exe
2388	Statement of Account PDF.exe
2580	powershell.exe
2892	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Statement of Account PDF.exeStatement of Account PDF.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1224	Statement of Account PDF.exe
Token: SeDebugPrivilege	2388	Statement of Account PDF.exe
Token: SeDebugPrivilege	2580	powershell.exe
Token: SeDebugPrivilege	2892	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Statement of Account PDF.exe

pid process

2388 Statement of Account PDF.exe

pid	process
2388	Statement of Account PDF.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

Statement of Account PDF.exe

description	pid	process	target process
PID 1224 wrote to memory of 2580	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2580	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2580	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2580	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2892	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2892	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2892	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2892	1224	Statement of Account PDF.exe	powershell.exe
PID 1224 wrote to memory of 2692	1224	Statement of Account PDF.exe	schtasks.exe
PID 1224 wrote to memory of 2692	1224	Statement of Account PDF.exe	schtasks.exe
PID 1224 wrote to memory of 2692	1224	Statement of Account PDF.exe	schtasks.exe
PID 1224 wrote to memory of 2692	1224	Statement of Account PDF.exe	schtasks.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2388	1224	Statement of Account PDF.exe	Statement of Account PDF.exe
PID 1224 wrote to memory of 2836	1224	Statement of Account PDF.exe	WerFault.exe
PID 1224 wrote to memory of 2836	1224	Statement of Account PDF.exe	WerFault.exe
PID 1224 wrote to memory of 2836	1224	Statement of Account PDF.exe	WerFault.exe
PID 1224 wrote to memory of 2836	1224	Statement of Account PDF.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Statement of Account PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Statement of Account PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1224

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\Statement of Account PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gDdsxauPhk.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2892

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gDdsxauPhk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5DE.tmp"
2⤵
- Creates scheduled task(s)
PID:2692

C:\Users\Admin\AppData\Local\Temp\Statement of Account PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Statement of Account PDF.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 1048
2⤵
- Program crash
PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

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\tmpC5DE.tmp
Filesize
1KB

MD5
262c2923bd4a7a4481d03769340bba4d

SHA1
cc801179d80e2edb68533d2f64f838ae39f2aa84

SHA256
e857b5ecf8d8c19d479d51e59a215a7e0982517f0f9e791461b8b388fa780baf

SHA512
999788312919580117762475e6d338794427925a062d0269e29f9895498d03ac0ea1bbde78b6e812577f84f19d11d19499b4dfe60c04aab0670f4d35206b64c5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YTNP1O5WS8OAXZRGSFH3.temp
Filesize
7KB

MD5
fcd2771a4bd269c012210563cb0d866e

SHA1
0c1ceb07fab2fa5edfdf971c2a101931af6e8998

SHA256
2572b011a316c1b9c729cd3cf3ea741c9ed585c8f1314d9d39ec91ed8a15545f

SHA512
4191041c9ea9008dbd88224ae988f520d9e5be8babeb38b93d52ea43bf03249a182e66ce762f4cb311419c3b2f7a7f5ca136df3f4b0d95ce61085414d0c33f8f

Download Submit
memory/1224-30-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/1224-1-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/1224-2-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download
memory/1224-3-0x0000000000440000-0x0000000000460000-memory.dmp

Filesize
128KB

Download
memory/1224-4-0x0000000000530000-0x0000000000544000-memory.dmp

Filesize
80KB

Download
memory/1224-5-0x0000000005F00000-0x0000000005F84000-memory.dmp

Filesize
528KB

Download
memory/1224-0-0x0000000000340000-0x00000000003F4000-memory.dmp

Filesize
720KB

Download
memory/2388-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2388-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads