agenttesla | 57b6e2aaa856f7cf3049e111604280ce78971fd1d2003976c415847ea1426751

General

Target

NEW P-O.exe
Size

463KB
MD5

ff31007a5c8ff2672b1388b3630e62c3
SHA1

caffa8d8f535c738aecc376162cc9cfb62931afc
SHA256

f06f3723235acd9307e495542a10790ac22b8b894954484b02746409802fde10
SHA512

e68f883b056f44831896e5b84d927c966e79a6ff905c614c4a0f6a578b9e2533ed295b7230d1eef99d0b9db3e256e295f7a4d4c6a4b840ea2a9b1c5f8ad7a759

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rajapindah.com
Port:
587
Username:
[email protected]
Password:
#r4j#citeureup#13

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4640-135-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

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
Suspicious use of SetThreadContext 1 IoCs

Processes:

NEW P-O.exe

description pid process target process

PID 1996 set thread context of 4640 1996 NEW P-O.exe RegSvcs.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2840 4640 WerFault.exe RegSvcs.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

5016 REG.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

4640 RegSvcs.exe
4640 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 4640 RegSvcs.exe

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

description	pid	process	target process
PID 1996 set thread context of 4640	1996	NEW P-O.exe	RegSvcs.exe

pid	pid_target	process	target process
2840	4640	WerFault.exe	RegSvcs.exe

pid	process
5016	REG.exe

pid	process
4640	RegSvcs.exe
4640	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4640	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

NEW P-O.exeRegSvcs.exe

description	pid	process	target process
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 1996 wrote to memory of 4640	1996	NEW P-O.exe	RegSvcs.exe
PID 4640 wrote to memory of 5016	4640	RegSvcs.exe	REG.exe
PID 4640 wrote to memory of 5016	4640	RegSvcs.exe	REG.exe
PID 4640 wrote to memory of 5016	4640	RegSvcs.exe	REG.exe

C:\Users\Admin\AppData\Local\Temp\NEW P-O.exe
"C:\Users\Admin\AppData\Local\Temp\NEW P-O.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4640

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:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 1532
3⤵
- Program crash
PID:2840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 4640 -ip 4640
1⤵
PID:1528

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1996-130-0x0000000000F80000-0x0000000000FFA000-memory.dmp

Filesize
488KB

Download
memory/1996-131-0x0000000005980000-0x0000000005A1C000-memory.dmp

Filesize
624KB

Download
memory/1996-132-0x0000000005D90000-0x0000000005E22000-memory.dmp

Filesize
584KB

Download
memory/1996-133-0x00000000068D0000-0x0000000006E74000-memory.dmp

Filesize
5.6MB

Download
memory/4640-134-0x0000000000000000-mapping.dmp

Download
memory/4640-135-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4640-136-0x0000000005F50000-0x0000000005FB6000-memory.dmp

Filesize
408KB

Download
memory/4640-138-0x00000000065E0000-0x0000000006630000-memory.dmp

Filesize
320KB

Download
memory/5016-137-0x0000000000000000-mapping.dmp

Download

Analysis

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