agenttesla | 22dabbf2059bde149552fe018287fc0b111badf1eedf706e30b2b40b8e1fc1c4

General

Target

money $.exe
Size

442KB
MD5

ab7585441ef37e3becc9e16291c9a183
SHA1

6d734d333844615524faad5ff0c5c197998e0e95
SHA256

603f8bb918cf97d86b4e20c72ebd9138160475c24e7633b5cc4f7c7739b0203d
SHA512

4ea5f4edb9a37938bd532e6648a372dd0a2b237e663661e7dbcf9b889aa04e9ec6eecd8f03aaf71d77990013a8780b930192e02e5a9394b56cb326451ff0d769

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.upgcambodia.com
Port:
587
Username:
[email protected]
Password:
stock3168

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/1864-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1864-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1864-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1864-65-0x000000000043761E-mapping.dmp	family_agenttesla
behavioral1/memory/1864-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

money $.exe

description pid process target process

PID 1420 set thread context of 1864 1420 money $.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

money $.exeRegSvcs.exe

pid process

1420 money $.exe
1420 money $.exe
1864 RegSvcs.exe
1864 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

money $.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1420 money $.exe
Token: SeDebugPrivilege 1864 RegSvcs.exe

description	pid	process	target process
PID 1420 set thread context of 1864	1420	money $.exe	RegSvcs.exe

pid	process
1420	money $.exe
1420	money $.exe
1864	RegSvcs.exe
1864	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1420	money $.exe
Token: SeDebugPrivilege	1864	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

money $.exe

description	pid	process	target process
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe
PID 1420 wrote to memory of 1864	1420	money $.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\money $.exe
"C:\Users\Admin\AppData\Local\Temp\money $.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1864

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/1420-54-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/1420-56-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1420-57-0x0000000004C90000-0x0000000004C91000-memory.dmp

Filesize
4KB

Download
memory/1420-58-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/1420-59-0x0000000005060000-0x00000000050B8000-memory.dmp

Filesize
352KB

Download
memory/1864-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-65-0x000000000043761E-mapping.dmp

Download
memory/1864-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1864-68-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/1864-69-0x0000000004A61000-0x0000000004A62000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads