agenttesla | 43e8641205d2a76869199f8b5cf7cbba0533aee5b84c4ccd786ed32f79c9e01c

General

Target

Q0001DA Payment.exe
Size

672KB
MD5

f9f3d9e01d4a743db0da14e09a1ee59d
SHA1

749b3c58319f90bacd3f8dd3c032d7f53a78c346
SHA256

43e8641205d2a76869199f8b5cf7cbba0533aee5b84c4ccd786ed32f79c9e01c
SHA512

8be9b4cf8e406b8b56abdf2effb3f0f41e0ce8b9a2a74fdfeb84de6e1a04ffd8ce4823511f2082fc3b165c475dcd5f1044c520badaadd3dc8cb340e479ec99ac

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
hendrick.jorgen@yandex.ru
Password:
Mix2lower12?..

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral2/memory/988-2-0x00000000004A3260-mapping.dmp	family_agenttesla
behavioral2/memory/988-4-0x0000000000400000-0x00000000004A5000-memory.dmp	family_agenttesla
behavioral2/memory/988-5-0x00000000009B0000-0x00000000009FC000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/988-1-0x0000000000400000-0x00000000004A5000-memory.dmp	upx
behavioral2/memory/988-3-0x0000000000400000-0x00000000004A5000-memory.dmp	upx
behavioral2/memory/988-4-0x0000000000400000-0x00000000004A5000-memory.dmp	upx

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Q0001DA Payment.vbs	notepad.exe

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

description	pid	Process	procid_target
PID 2804 set thread context of 988	2804	Q0001DA Payment.exe	67

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2804	Q0001DA Payment.exe
2804	Q0001DA Payment.exe
988	Q0001DA Payment.exe
988	Q0001DA Payment.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2804	Q0001DA Payment.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	988	Q0001DA Payment.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 868	2804	Q0001DA Payment.exe	66
PID 2804 wrote to memory of 868	2804	Q0001DA Payment.exe	66
PID 2804 wrote to memory of 868	2804	Q0001DA Payment.exe	66
PID 2804 wrote to memory of 868	2804	Q0001DA Payment.exe	66
PID 2804 wrote to memory of 868	2804	Q0001DA Payment.exe	66
PID 2804 wrote to memory of 988	2804	Q0001DA Payment.exe	67
PID 2804 wrote to memory of 988	2804	Q0001DA Payment.exe	67
PID 2804 wrote to memory of 988	2804	Q0001DA Payment.exe	67

C:\Users\Admin\AppData\Local\Temp\Q0001DA Payment.exe
"C:\Users\Admin\AppData\Local\Temp\Q0001DA Payment.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Drops startup file
  PID:868
- C:\Users\Admin\AppData\Local\Temp\Q0001DA Payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Q0001DA Payment.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:988

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

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/988-1-0x0000000000400000-0x00000000004A5000-memory.dmp

Filesize
660KB

Download
memory/988-3-0x0000000000400000-0x00000000004A5000-memory.dmp

Filesize
660KB

Download
memory/988-4-0x0000000000400000-0x00000000004A5000-memory.dmp

Filesize
660KB

Download
memory/988-5-0x00000000009B0000-0x00000000009FC000-memory.dmp

Filesize
304KB

Download
memory/988-6-0x0000000000642000-0x0000000000643000-memory.dmp

Filesize
4KB

Download

Analysis

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