agenttesla | eb40b54b58e29dd636f8e568eec58fea042b1fa19ccca32b7e9b7ad576339cb7

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-en-20211208
submitted
16/02/2022, 01:23

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General

Target
money.exe
Size 599KB
Sample220216-brs96abbd7
SHA256 eb40b54b58e29dd636f8e568eec58fea042b1fa19ccca32b7e9b7ad576339cb7
MD5 08cc35496adcfb97981927f59650f82c
SHA1 2b4ec63daf5d7a8c089d488c4cb9c713914d9519
SHA512 1e2713ea3d228197b7ed1c83024732ed27bda24b378106e9553152479e0eed8fc730244f4fe85cfae2ed8b704d6f73322e15872081cc3f21a2690dc32d92af12
MD5 SHA1 SHA512

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.dtvcambodia.com
Port
587
Username
[email protected]
Password
@DTVcambodia2017
Email to
[email protected]

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/828-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/828-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/828-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/828-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 740 set thread context of 828	740	money.exe	28

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
740	money.exe
740	money.exe
828	RegSvcs.exe
828	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	740	money.exe
Token: SeDebugPrivilege	828	RegSvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 460	740	money.exe	27
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28
PID 740 wrote to memory of 828	740	money.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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:740
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:460
- 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:828

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

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Downloads

memory/740-55-0x000000007419E000-0x000000007419F000-memory.dmp

Download

memory/740-56-0x0000000000A50000-0x0000000000AEC000-memory.dmp

Download

memory/740-57-0x0000000004C70000-0x0000000004C71000-memory.dmp

Download

memory/740-58-0x00000000004B0000-0x00000000004BA000-memory.dmp

Download

memory/740-59-0x0000000004F70000-0x0000000004FF2000-memory.dmp

Download

memory/740-60-0x0000000000880000-0x00000000008BC000-memory.dmp

Download

memory/828-61-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-62-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-64-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-63-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-65-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-66-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/828-67-0x000000007419E000-0x000000007419F000-memory.dmp

Download

memory/828-68-0x0000000004850000-0x0000000004851000-memory.dmp

Download

memory/828-69-0x0000000004851000-0x0000000004852000-memory.dmp

Download