agenttesla | a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268

General

Target

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe
Size

296KB
MD5

f90f7228f33accb6b44274c6c07cf511
SHA1

5cad49a1dd5da9f40bc490170546132680ccb2a2
SHA256

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268
SHA512

994d2a8560d384808fedb536c5ba273b9fc8e448908acdd94fde2d36324b0ed07df68603d1a8e4c0db4bad1ca1146621224ae4df8d9900e7439d733fa95b675d

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
paola.micheli@copangroup.xyz
Password:
gibson.1990

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3084-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3084-13-0x000000000043761E-mapping.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegAsm.exe

description ioc process

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

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegAsm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe

description	pid	process	target process
PID 652 set thread context of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3828 652 WerFault.exe a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe

pid	pid_target	process	target process
3828	652	WerFault.exe	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exeRegAsm.exeWerFault.exe

pid	process
652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe
652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe
3084	RegAsm.exe
3084	RegAsm.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe
3828	WerFault.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exeRegAsm.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe
Token: SeDebugPrivilege	3084	RegAsm.exe
Token: SeRestorePrivilege	3828	WerFault.exe
Token: SeBackupPrivilege	3828	WerFault.exe
Token: SeDebugPrivilege	3828	WerFault.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

3084 RegAsm.exe

pid	process
3084	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe

description	pid	process	target process
PID 652 wrote to memory of 4052	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 4052	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 4052	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe
PID 652 wrote to memory of 3084	652	a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe
"C:\Users\Admin\AppData\Local\Temp\a35495ca447272d3acd4164b73c1f6e881bd0dc854f7953b4047dc79d273c268.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:4052

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 1648
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3828

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/652-22-0x0000000005CB0000-0x0000000005CB1000-memory.dmp

Filesize
4KB

Download
memory/652-5-0x00000000051E0000-0x00000000051E1000-memory.dmp

Filesize
4KB

Download
memory/652-23-0x0000000005C80000-0x0000000005C81000-memory.dmp

Filesize
4KB

Download
memory/652-6-0x0000000004DB0000-0x0000000004DF9000-memory.dmp

Filesize
292KB

Download
memory/652-7-0x0000000004F10000-0x0000000004F11000-memory.dmp

Filesize
4KB

Download
memory/652-8-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/652-9-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/652-10-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/652-2-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/652-21-0x0000000005C20000-0x0000000005C21000-memory.dmp

Filesize
4KB

Download
memory/652-20-0x0000000005130000-0x0000000005131000-memory.dmp

Filesize
4KB

Download
memory/652-3-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/652-11-0x0000000004E30000-0x0000000004E3F000-memory.dmp

Filesize
60KB

Download
memory/3084-29-0x0000000005181000-0x0000000005182000-memory.dmp

Filesize
4KB

Download
memory/3084-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3084-19-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/3084-14-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/3084-24-0x0000000005D60000-0x0000000005D61000-memory.dmp

Filesize
4KB

Download
memory/3084-25-0x0000000005F00000-0x0000000005F01000-memory.dmp

Filesize
4KB

Download
memory/3084-28-0x0000000002980000-0x0000000002981000-memory.dmp

Filesize
4KB

Download
memory/3084-13-0x000000000043761E-mapping.dmp

Download
memory/3828-26-0x0000000004830000-0x0000000004831000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads