agenttesla | 18f0a97d1e061b125f0777108a75de30309d7a264cdf26d76f712cbc5c6c1846

General

Target

Purchase Order No. XIV21623..exe
Size

268KB
MD5

5e5c83d04f20a03826b8cd80d2c4a0b5
SHA1

840248f524917151d9b44dda32cbb32ab1fd7d80
SHA256

62c4b3a0c365726907f0ac94621c85f5c52056eb94653b151144cc841502e916
SHA512

3fa38c0033df01c29b376086df84fed1aa0047c7ce2de2ae2f7465c1ce12211613a7ed78e21a9f6810ebfe35acf713d1749c5f1f2e34f282f063399af0feee73

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.peoplesource.in
Port:
587
Username:
anjay@peoplesource.in
Password:
Admin@12345

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/888-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/888-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/888-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/888-65-0x0000000000436F3E-mapping.dmp	family_agenttesla
behavioral1/memory/888-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

aspnet_compiler.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	aspnet_compiler.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order No. XIV21623..exe

description pid process target process

PID 1472 set thread context of 888 1472 Purchase Order No. XIV21623..exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

aspnet_compiler.exe

pid process

888 aspnet_compiler.exe
888 aspnet_compiler.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase Order No. XIV21623..exeaspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 1472 Purchase Order No. XIV21623..exe
Token: SeDebugPrivilege 888 aspnet_compiler.exe

description	pid	process	target process
PID 1472 set thread context of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe

pid	process
888	aspnet_compiler.exe
888	aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	1472	Purchase Order No. XIV21623..exe
Token: SeDebugPrivilege	888	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Purchase Order No. XIV21623..exe

description	pid	process	target process
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe
PID 1472 wrote to memory of 888	1472	Purchase Order No. XIV21623..exe	aspnet_compiler.exe

outlook_office_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order No. XIV21623..exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order No. XIV21623..exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:888

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/888-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-65-0x0000000000436F3E-mapping.dmp

Download
memory/888-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/888-68-0x00000000048A0000-0x00000000048A1000-memory.dmp

Filesize
4KB

Download
memory/1472-55-0x0000000000E60000-0x0000000000E61000-memory.dmp

Filesize
4KB

Download
memory/1472-57-0x000000001AED0000-0x000000001AED2000-memory.dmp

Filesize
8KB

Download
memory/1472-58-0x0000000000470000-0x00000000004A7000-memory.dmp

Filesize
220KB

Download
memory/1472-59-0x00000000001C0000-0x00000000001D2000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads