agenttesla | cdf2fecfefa949e315f8f0b887a11cd2d7c3a000af79ee637b25052eac663adc

General

Target

PO 20240105.exe
Size

740KB
MD5

81d099f1008d98346919c22f105e26e5
SHA1

de77e686d32adca574703621974811dc6c7d3b31
SHA256

1ddead5d6964c8e382d3b2ea694774ff58486bcfb7996015561cc9a03c61b536
SHA512

b174aa74461edcc8afee22134084d6de4001fdf5d7012fbcd904f119d3959d776b43fd91a25147c20d2dcfa0d18eeb0b554155d2c7380d55030e6dd2e28bf794
SSDEEP

12288:Wd1JsJ6SH1Sh2iNwCZDcTsTmmk82Zzl2VLlh5AMOYFC6Vljc4J+G30NuqDpfLpPd:Wd4w1GQQABk1Zzl4ph5vtCi0hBDpfLG

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
electronics@starmech.net
Password:
nics123
Email To:
godwingodwin397@gmail.com

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/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-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/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2560-4-0x0000000000430000-0x000000000043C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

Processes:

resource	yara_rule
behavioral1/memory/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-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/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-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/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-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/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1100-34-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO 20240105.exe

description pid process target process

PID 2560 set thread context of 1100 2560 PO 20240105.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

1900 schtasks.exe

description	pid	process	target process
PID 2560 set thread context of 1100	2560	PO 20240105.exe	RegSvcs.exe

pid	process
1900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

PO 20240105.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
2560	PO 20240105.exe
2560	PO 20240105.exe
2560	PO 20240105.exe
2560	PO 20240105.exe
2560	PO 20240105.exe
2560	PO 20240105.exe
2560	PO 20240105.exe
2488	powershell.exe
2384	powershell.exe
2560	PO 20240105.exe
1100	RegSvcs.exe
1100	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PO 20240105.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2560	PO 20240105.exe
Token: SeDebugPrivilege	2488	powershell.exe
Token: SeDebugPrivilege	2384	powershell.exe
Token: SeDebugPrivilege	1100	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

PO 20240105.exe

description	pid	process	target process
PID 2560 wrote to memory of 2488	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2488	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2488	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2488	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2384	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2384	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2384	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 2384	2560	PO 20240105.exe	powershell.exe
PID 2560 wrote to memory of 1900	2560	PO 20240105.exe	schtasks.exe
PID 2560 wrote to memory of 1900	2560	PO 20240105.exe	schtasks.exe
PID 2560 wrote to memory of 1900	2560	PO 20240105.exe	schtasks.exe
PID 2560 wrote to memory of 1900	2560	PO 20240105.exe	schtasks.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe
PID 2560 wrote to memory of 1100	2560	PO 20240105.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO 20240105.exe
"C:\Users\Admin\AppData\Local\Temp\PO 20240105.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2560

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\PO 20240105.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2488

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TZgkPJEad.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2384

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TZgkPJEad" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D2D.tmp"
2⤵
- Creates scheduled task(s)
PID:1900

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:1100

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5D2D.tmp
Filesize
1KB

MD5
7ac7d20611a325223dc41c19d5ba8632

SHA1
863f4ce883217f4f5aca8e30308091864b09cafa

SHA256
3230b69535ee32c157f32aef120d7d741c04507c7ab31164e8874888981a6985

SHA512
5e63e9705cce5c68970b9f699c91ea80f3ec4beadc535fbfb530c27ce3340165b92855da1f636f29b8b6f8ac4e165d269a734c1e69c1c80cc4ec656a32131ffa

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
1eaee8091237cd44b29eef3821de90fd

SHA1
75d0bbdb73d9735636908ad192283f83040772a2

SHA256
0954f192cf3301ef52d172bcccbdc2870fe856e80982e14e7fa603988baab031

SHA512
d40a0f472d98d094aa3f9056869c454e4c64b1fd4ab1ff82e44cb88e34842a51a858c317a1db383c872a0ef25f6d186ce5d9486a4960cded2508ed13c8121acd

Download Submit
memory/1100-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-39-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1100-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2384-37-0x0000000002370000-0x00000000023B0000-memory.dmp

Filesize
256KB

Download
memory/2384-41-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-27-0x0000000002370000-0x00000000023B0000-memory.dmp

Filesize
256KB

Download
memory/2384-33-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-24-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2488-40-0x0000000002050000-0x0000000002090000-memory.dmp

Filesize
256KB

Download
memory/2488-35-0x0000000002050000-0x0000000002090000-memory.dmp

Filesize
256KB

Download
memory/2488-30-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2488-42-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2488-21-0x000000006FBC0000-0x000000007016B000-memory.dmp

Filesize
5.7MB

Download
memory/2560-19-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2560-3-0x0000000000270000-0x0000000000282000-memory.dmp

Filesize
72KB

Download
memory/2560-18-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2560-1-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2560-36-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/2560-4-0x0000000000430000-0x000000000043C000-memory.dmp

Filesize
48KB

Download
memory/2560-2-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2560-5-0x0000000005D00000-0x0000000005D82000-memory.dmp

Filesize
520KB

Download
memory/2560-0-0x00000000008A0000-0x000000000095C000-memory.dmp

Filesize
752KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads