agenttesla | 8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac

General

Target

RC00564C2802639CLGHTL.exe
Size

512KB
MD5

c608f248429afc058f2a9b0ba3a3e98f
SHA1

46b3668dc85850542e96bab175a4c23d34d1155e
SHA256

8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac
SHA512

7770b281d9d6ef400d476cf78c95e6cc192b2842d7628354df25223e1d45056f60aa11ae22ea0766552eb75cc91c24b79330c8c70fb77b34e3cc83651443040a

Score

10^/10

agenttesla coreentity keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
sologlobal@yandex.com
Password:
amblessed22

Signatures

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

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/844-4-0x0000000000890000-0x0000000000893000-memory.dmp	coreentity

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1644-6-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1644-7-0x000000000044AA9E-mapping.dmp	family_agenttesla
behavioral1/memory/1644-8-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1644-9-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

rezer0 1 IoCs

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

rezer0

Processes:

resource	yara_rule
behavioral1/memory/844-5-0x0000000004760000-0x00000000047B1000-memory.dmp	rezer0

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

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

RC00564C2802639CLGHTL.exe

description pid process target process

PID 844 set thread context of 1644 844 RC00564C2802639CLGHTL.exe RC00564C2802639CLGHTL.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RC00564C2802639CLGHTL.exe

pid process

1644 RC00564C2802639CLGHTL.exe
1644 RC00564C2802639CLGHTL.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RC00564C2802639CLGHTL.exeRC00564C2802639CLGHTL.exe

description pid process

Token: SeDebugPrivilege 844 RC00564C2802639CLGHTL.exe
Token: SeDebugPrivilege 1644 RC00564C2802639CLGHTL.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

RC00564C2802639CLGHTL.exeRC00564C2802639CLGHTL.exe

pid process

844 RC00564C2802639CLGHTL.exe
844 RC00564C2802639CLGHTL.exe
1644 RC00564C2802639CLGHTL.exe

description	pid	process	target process
PID 844 set thread context of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe

pid	process
1644	RC00564C2802639CLGHTL.exe
1644	RC00564C2802639CLGHTL.exe

description	pid	process
Token: SeDebugPrivilege	844	RC00564C2802639CLGHTL.exe
Token: SeDebugPrivilege	1644	RC00564C2802639CLGHTL.exe

pid	process
844	RC00564C2802639CLGHTL.exe
844	RC00564C2802639CLGHTL.exe
1644	RC00564C2802639CLGHTL.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

RC00564C2802639CLGHTL.exeRC00564C2802639CLGHTL.exe

description	pid	process	target process
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644	844	RC00564C2802639CLGHTL.exe	RC00564C2802639CLGHTL.exe
PID 1644 wrote to memory of 1628	1644	RC00564C2802639CLGHTL.exe	netsh.exe
PID 1644 wrote to memory of 1628	1644	RC00564C2802639CLGHTL.exe	netsh.exe
PID 1644 wrote to memory of 1628	1644	RC00564C2802639CLGHTL.exe	netsh.exe
PID 1644 wrote to memory of 1628	1644	RC00564C2802639CLGHTL.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
"C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:844

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1628

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/844-0-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/844-1-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

Filesize
4KB

Download
memory/844-4-0x0000000000890000-0x0000000000893000-memory.dmp

Filesize
12KB

Download
memory/844-5-0x0000000004760000-0x00000000047B1000-memory.dmp

Filesize
324KB

Download
memory/1628-13-0x0000000000000000-mapping.dmp

Download
memory/1644-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1644-7-0x000000000044AA9E-mapping.dmp

Download
memory/1644-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1644-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1644-10-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1692-3-0x000007FEF81B0000-0x000007FEF842A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads