agenttesla | 97fcc96f5cabb14de13c297ee437dedec50fe6038e5ad2708721114a63ee594a

Analysis

max time kernel
64s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
30-09-2022 13:34

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General

Target

Docs.exe
Size

902KB
MD5

d63bc4ad5fcf9c970ea56abf2619f8d3
SHA1

42e7d7bf12ccdc7c132bb2c4cc26a74add7cfbac
SHA256

97fcc96f5cabb14de13c297ee437dedec50fe6038e5ad2708721114a63ee594a
SHA512

76b5e1640a608a9e07648da16cc585b941a7da2142aadce5499be8e4355b4defe2f072c9ec15bb827ea0d87536693784ef186ff31a734e4290ec0ebf2a798616
SSDEEP

12288:MQYt2iNOAmdwwCgXCRNCyqkP1wMbVTP1RdqjJ5nLmcYUMtf3eizCaMGmSZB3mOI4:yt1yNoRNCf+1w+Vb1GjrLM

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Docs.exe

description pid process target process

PID 1468 set thread context of 1360 1468 Docs.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1360 RegSvcs.exe
1360 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1360 RegSvcs.exe

description	pid	process	target process
PID 1468 set thread context of 1360	1468	Docs.exe	RegSvcs.exe

pid	process
1360	RegSvcs.exe
1360	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1360	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Docs.exe

description	pid	process	target process
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe
PID 1468 wrote to memory of 1360	1468	Docs.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Docs.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1468

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1360-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-59-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-62-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-65-0x0000000000435A3E-mapping.dmp

Download
memory/1360-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1360-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1468-55-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download
memory/1468-56-0x00000000003B0000-0x00000000003D0000-memory.dmp

Filesize
128KB

Download
memory/1468-57-0x0000000005020000-0x00000000050A2000-memory.dmp

Filesize
520KB

Download
memory/1468-58-0x0000000004600000-0x000000000463A000-memory.dmp

Filesize
232KB

Download
memory/1468-54-0x00000000009A0000-0x0000000000A88000-memory.dmp

Filesize
928KB

Download