agenttesla | ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534

General

Target

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
Size

689KB
MD5

74990f79441840642e179d10df677ccb
SHA1

6237c577b109e64f772da294423a6ef1d97cf056
SHA256

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534
SHA512

1c1afb1a491b8b033d1e3d8ff85b7c6b18028be7696524f0fc9b015e40e66298872c7cdb4cac09f6a91e6956f0638715540f4595b1b5e7551087940d4baffc4f
SSDEEP

12288:UB+GbFNXl2MIBdcqcUwxW8aNGFDp5T3bzNq8GmNLhnWmIBczDc44CMw:cvRNV2VdcqcUXdaDplzNqIhcczw

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.flying-fish-cn.com
Port:
587
Username:
office@flying-fish-cn.com
Password:
hkk999@@@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.flying-fish-cn.com
Port:
587
Username:
office@flying-fish-cn.com
Password:
hkk999@@@
Email To:
office@flying-fish-cn.com

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2600-7-0x00000000066F0000-0x00000000066FC000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

29 api.ipify.org
30 api.ipify.org

flow	ioc
29	api.ipify.org
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

description	pid	process	target process
PID 2600 set thread context of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exeea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

pid	process
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
344	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
344	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exeea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

description	pid	process
Token: SeDebugPrivilege	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
Token: SeDebugPrivilege	344	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

description	pid	process	target process
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
PID 2600 wrote to memory of 344	2600	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe	ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe

C:\Users\Admin\AppData\Local\Temp\ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
"C:\Users\Admin\AppData\Local\Temp\ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600

C:\Users\Admin\AppData\Local\Temp\ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe
"C:\Users\Admin\AppData\Local\Temp\ea81cdeba0b369e1e569612f98fd470a3727d5452c98d828010647c5ac9d0534.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:344

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/344-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/344-20-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

Filesize
64KB

Download
memory/344-19-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/344-18-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/344-15-0x0000000005660000-0x00000000056C6000-memory.dmp

Filesize
408KB

Download
memory/344-17-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

Filesize
64KB

Download
memory/344-14-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/2600-5-0x0000000004E50000-0x0000000004E5A000-memory.dmp

Filesize
40KB

Download
memory/2600-8-0x0000000006A60000-0x0000000006AE2000-memory.dmp

Filesize
520KB

Download
memory/2600-9-0x00000000090F0000-0x000000000918C000-memory.dmp

Filesize
624KB

Download
memory/2600-10-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/2600-11-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/2600-7-0x00000000066F0000-0x00000000066FC000-memory.dmp

Filesize
48KB

Download
memory/2600-6-0x00000000066E0000-0x00000000066F2000-memory.dmp

Filesize
72KB

Download
memory/2600-16-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/2600-0-0x00000000002F0000-0x00000000003A2000-memory.dmp

Filesize
712KB

Download
memory/2600-4-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/2600-3-0x0000000004D90000-0x0000000004E22000-memory.dmp

Filesize
584KB

Download
memory/2600-2-0x0000000005430000-0x00000000059D4000-memory.dmp

Filesize
5.6MB

Download
memory/2600-1-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads