agenttesla | 52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12

General

Target

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe
Size

748KB
MD5

a7666685c69267f2f9108e319cd0cd38
SHA1

feac316461451bcaf6a64ea92217ad8046808844
SHA256

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12
SHA512

49ad3a8d3a2ebf64c9feaddf916c2c20466bc355116177c81eaf045b251a2e034154832f60b9d40cde2b919e9d818bef3fc97588f95ab455af3971d823a1ddf0
SSDEEP

12288:Tzln6yWn7fcpVZlu/6uHKbRLj4+62FGPstWYfMXmxk5QI7O/125khKzwcY+Dw3:Nn698VVYeLL62F0+WGam2qnUkwzwcQ

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.diginetbd.net
Port:
587
Username:
[email protected]
Password:
efs321##@@
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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2708-25-0x0000000000400000-0x0000000000442000-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

Processes:

powershell.exepowershell.exe

pid process

1804 powershell.exe
2144 powershell.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

pid	process
1804	powershell.exe
2144	powershell.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe

description	pid	process	target process
PID 2736 set thread context of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe

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

Processes:

schtasks.exe

pid process

2576 schtasks.exe

pid	process
2576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe
1804	powershell.exe
2144	powershell.exe
2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe
2708	RegSvcs.exe
2708	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe
Token: SeDebugPrivilege	1804	powershell.exe
Token: SeDebugPrivilege	2144	powershell.exe
Token: SeDebugPrivilege	2708	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe

description	pid	process	target process
PID 2736 wrote to memory of 1804	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 1804	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 1804	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 1804	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 2144	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 2144	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 2144	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 2144	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	powershell.exe
PID 2736 wrote to memory of 2576	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	schtasks.exe
PID 2736 wrote to memory of 2576	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	schtasks.exe
PID 2736 wrote to memory of 2576	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	schtasks.exe
PID 2736 wrote to memory of 2576	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	schtasks.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe
PID 2736 wrote to memory of 2708	2736	52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe
"C:\Users\Admin\AppData\Local\Temp\52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736

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\52adc27e384cb4ae0d0e096792526ca660f8b2a42e60d69ffd44e67def0fcf12.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1804

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YbgpVCrkLOfji.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2144

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YbgpVCrkLOfji" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4682.tmp"
2⤵
- Creates scheduled task(s)
PID:2576

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4682.tmp

Filesize
1KB

MD5
d1359312342b9999054ca709cc1d7e94

SHA1
32b35d0f22ded0105a8ee888bc3db69e7fc402ab

SHA256
5543f947ef2f6b7fb164fdc790f2cbdacb3dcd25eec7c8147c56735d23ab06f8

SHA512
970472e9b8e4a1db2e3b3c00fd2ac55fc8a11dc67fa1d446a441cfd321964efe82e8d829aced22702c5360b1e762b0e84eecf83a1495894e2d2e31eb6847daf0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MZ7MULG05HU7YNYI12Q1.temp

Filesize
7KB

MD5
6a40ee96653835c4c3dffd016e56a302

SHA1
14aaa05a531b7f2e45175a72b16a0b975167268f

SHA256
16dd26f7844daff2c0afaa0ed798d3b5a6a21761c8e33bb7588da0e9bc36d325

SHA512
a82afb32cf4aec8a02e0012d8a1b9d1dab2796823195662e5c578b714ce3076892ca3254657acb2c359531d0ed2cb49aaaea58cd6316c79864c454f830e3fe2b

Download Submit
memory/2708-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2708-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-6-0x0000000005AF0000-0x0000000005B72000-memory.dmp

Filesize
520KB

Download
memory/2736-1-0x0000000000830000-0x00000000008EE000-memory.dmp

Filesize
760KB

Download
memory/2736-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2736-2-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2736-3-0x0000000000440000-0x0000000000462000-memory.dmp

Filesize
136KB

Download
memory/2736-5-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2736-4-0x00000000001D0000-0x00000000001DC000-memory.dmp

Filesize
48KB

Download
memory/2736-31-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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