agenttesla | 554a3dfd96df399b61db1001e97b3b6295ddbbdc76e11e69823127433c92a2e6

General

Target

PORPOP.exe
Size

516KB
MD5

e4f5fa9448aa0d4bab63566ae4162e56
SHA1

d665acebc8692d7e98fe7cb1ef56202e885156fd
SHA256

6d74007e7ac24c71ab27dd72dcbf6cc0a7caf046ca1f55eeeacf1e17f73b9d99
SHA512

22393ee278ebd8fde36affbab92194bc9e8be5d1b8d2752830af2a809ab9084208e67ea5e414d51be27d580e1b1affd969224e8a394709029c052e3fd84ed541

Score

10^/10

agenttesla collection evasion keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.israelagroconsultant.com
Port:
587
Username:
[email protected]
Password:
israelagro@123

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1072-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1072-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1072-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1072-64-0x000000000044C75E-mapping.dmp	family_agenttesla
behavioral1/memory/1072-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1072-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/560-57-0x0000000004FC0000-0x0000000005018000-memory.dmp	rezer0

Disables Task Manager via registry modification
evasion
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-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PORPOP.exe

description pid process target process

PID 560 set thread context of 1072 560 PORPOP.exe RegSvcs.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

316 REG.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PORPOP.exeRegSvcs.exe

pid process

560 PORPOP.exe
1072 RegSvcs.exe
1072 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PORPOP.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 560 PORPOP.exe
Token: SeDebugPrivilege 1072 RegSvcs.exe

description	pid	process	target process
PID 560 set thread context of 1072	560	PORPOP.exe	RegSvcs.exe

pid	process
316	REG.exe

pid	process
560	PORPOP.exe
1072	RegSvcs.exe
1072	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	560	PORPOP.exe
Token: SeDebugPrivilege	1072	RegSvcs.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

PORPOP.exeRegSvcs.exe

description	pid	process	target process
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 936	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 560 wrote to memory of 1072	560	PORPOP.exe	RegSvcs.exe
PID 1072 wrote to memory of 316	1072	RegSvcs.exe	REG.exe
PID 1072 wrote to memory of 316	1072	RegSvcs.exe	REG.exe
PID 1072 wrote to memory of 316	1072	RegSvcs.exe	REG.exe
PID 1072 wrote to memory of 316	1072	RegSvcs.exe	REG.exe
PID 1072 wrote to memory of 1472	1072	RegSvcs.exe	netsh.exe
PID 1072 wrote to memory of 1472	1072	RegSvcs.exe	netsh.exe
PID 1072 wrote to memory of 1472	1072	RegSvcs.exe	netsh.exe
PID 1072 wrote to memory of 1472	1072	RegSvcs.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\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-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PORPOP.exe
"C:\Users\Admin\AppData\Local\Temp\PORPOP.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:936

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
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1072

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
3⤵
- Modifies registry key
PID:316

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1472

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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/316-70-0x0000000000000000-mapping.dmp

Download
memory/560-54-0x00000000010A0000-0x0000000001128000-memory.dmp

Filesize
544KB

Download
memory/560-55-0x0000000075701000-0x0000000075703000-memory.dmp

Filesize
8KB

Download
memory/560-56-0x0000000000580000-0x0000000000590000-memory.dmp

Filesize
64KB

Download
memory/560-57-0x0000000004FC0000-0x0000000005018000-memory.dmp

Filesize
352KB

Download
memory/1072-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-64-0x000000000044C75E-mapping.dmp

Download
memory/1072-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1072-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1472-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads