agenttesla | 4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1

General

Target

4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe
Size

290KB
MD5

a9ab51dfa1a6f5ab8228567f8436c953
SHA1

126534775336fef803809a9cc76f7efa1b6f9124
SHA256

4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1
SHA512

9fc3f8c5734672d510c56ba8a47d5d0e096bb61e34e9b3e6220bfeb07cef598003e8e40ec861c239de85210a119be71b3bb908da6ee8485100f337bc020e1aac
SSDEEP

6144:alTB6K9zVcNWxbdC8Bmd6891RxdEnbs+tE:cTQ85xbIUe6KJEng+y

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.mgcpakistan.com/
Port:
21
Username:
[email protected]
Password:
boygirl123456

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/4056-136-0x0000000000150000-0x000000000018C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe

description	pid	process	target process
PID 4968 set thread context of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

4056 RegAsm.exe
4056 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4056 RegAsm.exe

pid	process
4056	RegAsm.exe
4056	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4056	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe

description	pid	process	target process
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe
PID 4968 wrote to memory of 4056	4968	4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe
"C:\Users\Admin\AppData\Local\Temp\4c78821242f3d5ae0180a5b0239cfc94873f6680f66dfca8956f1d20e13bd3d1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4968

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4056

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4056-134-0x0000000000000000-mapping.dmp

Download
memory/4056-136-0x0000000000150000-0x000000000018C000-memory.dmp

Filesize
240KB

Download
memory/4056-137-0x0000000004EC0000-0x0000000005464000-memory.dmp

Filesize
5.6MB

Download
memory/4056-138-0x00000000049B0000-0x0000000004A42000-memory.dmp

Filesize
584KB

Download
memory/4056-139-0x0000000004D00000-0x0000000004D9C000-memory.dmp

Filesize
624KB

Download
memory/4056-140-0x0000000005C00000-0x0000000005C50000-memory.dmp

Filesize
320KB

Download
memory/4056-141-0x0000000005C60000-0x0000000005C6A000-memory.dmp

Filesize
40KB

Download
memory/4968-132-0x0000000000C30000-0x0000000000C7E000-memory.dmp

Filesize
312KB

Download
memory/4968-133-0x0000000005670000-0x00000000056D6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads