agenttesla | bca2dfcc165159c1432087a9adf1921baf2f53dd52b69be50e5cf400f4c0cd8d

General

Target
NEWORDER.exe
Size 377KB
Sample201109-b79d4b6jjs
SHA256 bca2dfcc165159c1432087a9adf1921baf2f53dd52b69be50e5cf400f4c0cd8d
MD5 4dc4febea8bcf61b80a4068bcc7d7264
SHA1 26ff271fb9e9170836e21f85e2a64a1915374c69
SHA512 76cc3363d01e070f13faa6398b5258b2f3a5111e1a70db41a9106f80aa20309484fbcf447d03bf8a5f83809eefaa1cb807831de09b55a70112a5ddc90e8ea150
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.privateemail.com
Port
587
Username
[email protected]
Password
!9aT1sz8?9SqN

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1808-7-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1808-8-0x000000000044C7BE-mapping.dmp	family_agenttesla
behavioral1/memory/1808-10-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1808-9-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

rezer0 1 IoCs

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

rezer0

resource	yara_rule
behavioral1/memory/1688-4-0x0000000000AD0000-0x0000000000B23000-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

description	pid	Process	procid_target
PID 1688 set thread context of 1808	1688	NEWORDER.exe	29

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1212	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1808	NEWORDER.exe
1808	NEWORDER.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1808	NEWORDER.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1808	NEWORDER.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 1212	1688	NEWORDER.exe	26
PID 1688 wrote to memory of 1212	1688	NEWORDER.exe	26
PID 1688 wrote to memory of 1212	1688	NEWORDER.exe	26
PID 1688 wrote to memory of 1212	1688	NEWORDER.exe	26
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1688 wrote to memory of 1808	1688	NEWORDER.exe	29
PID 1808 wrote to memory of 940	1808	NEWORDER.exe	33
PID 1808 wrote to memory of 940	1808	NEWORDER.exe	33
PID 1808 wrote to memory of 940	1808	NEWORDER.exe	33
PID 1808 wrote to memory of 940	1808	NEWORDER.exe	33

C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
"C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qSGxvlIaYArF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C87.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1212
- C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
  "C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1808
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1688-0-0x0000000074110000-0x00000000747FE000-memory.dmp

Download

memory/1688-1-0x0000000000F20000-0x0000000000F21000-memory.dmp

Download

memory/1688-3-0x0000000000430000-0x0000000000432000-memory.dmp

Download

memory/1688-4-0x0000000000AD0000-0x0000000000B23000-memory.dmp

Download

memory/1808-7-0x0000000000400000-0x0000000000452000-memory.dmp

Download

memory/1808-10-0x0000000000400000-0x0000000000452000-memory.dmp

Download

memory/1808-9-0x0000000000400000-0x0000000000452000-memory.dmp

Download

memory/1808-11-0x0000000074090000-0x000000007477E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads