agenttesla | 13444c52c094b2067a66767847b8a2151da087a99c9391a2547a53a3e4de7056

General

Target

Quotation.exe
Size

665KB
MD5

23d87ff513747459238551157eb4e4c3
SHA1

867d658600f1c5c1bc8a2c1786fda5ea182c681f
SHA256

13444c52c094b2067a66767847b8a2151da087a99c9391a2547a53a3e4de7056
SHA512

d5437a2d691b5b7aa5305b98bd004089499e7c1e60c25a9740eb2c0a808738e5f18aa6809822bbd1a9438c194265087fa767c0fc0d1687e334a65d676af8cae3

Score

10^/10

spyware keylogger trojan stealer agenttesla

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
babacj1234567890

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3824 set thread context of 3180	3824	Quotation.exe	66

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral2/memory/3180-0-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/3180-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/3180-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

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
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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 3180	3824	Quotation.exe	66
PID 3824 wrote to memory of 3180	3824	Quotation.exe	66
PID 3824 wrote to memory of 3180	3824	Quotation.exe	66

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3824	Quotation.exe

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3824	Quotation.exe
3824	Quotation.exe
3180	Quotation.exe
3180	Quotation.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3180	Quotation.exe

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: EnumeratesProcesses
PID:3824
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3180

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/3180-0-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3180-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3180-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3180-4-0x00000000009A0000-0x00000000009EC000-memory.dmp

Filesize
304KB

Download
memory/3180-5-0x0000000000A22000-0x0000000000A23000-memory.dmp

Filesize
4KB

Download

Analysis

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