agenttesla | 78cda73e2008c1ca39e0497d5065baf7404e4c6f943b7dab60b5eb6872c70098

General

Target

Order.exe
Size

686KB
MD5

73264b4a5cf35f2029d3ecd5f9ad5526
SHA1

50e13f20b9c5d3ba16dca9d44ff3cbe15b5065aa
SHA256

78cda73e2008c1ca39e0497d5065baf7404e4c6f943b7dab60b5eb6872c70098
SHA512

90ab76cc0ffdd6691d0be0c42dc27cc929345f806dfa281896072b6b75e59b4b34f85a1bac5e514264201a5267d869d83e4d8771010828ffa675d50bb7f4de01

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.napred.net
Port:
587
Username:
[email protected]
Password:
Katarina85219!

Signatures

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

AgentTesla Payload 6 IoCs

resource	yara_rule
behavioral1/files/0x00040000000131bd-5.dat	family_agenttesla
behavioral1/files/0x00040000000131bd-7.dat	family_agenttesla
behavioral1/files/0x00040000000131bd-8.dat	family_agenttesla
behavioral1/memory/1864-15-0x000000000044A4FE-mapping.dmp	family_agenttesla
behavioral1/memory/1864-17-0x0000000000150000-0x00000000001A0000-memory.dmp	family_agenttesla
behavioral1/memory/1864-18-0x0000000000150000-0x00000000001A0000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

pid	Process
1700	application.exe
1864	AddInProcess32.exe

Loads dropped DLL 2 IoCs

pid	Process
1448	Order.exe
1700	application.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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\application = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\application.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 1864	1700	application.exe	28

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1448	Order.exe
1448	Order.exe
1448	Order.exe
1700	application.exe
1700	application.exe
1700	application.exe
1864	AddInProcess32.exe
1864	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1448	Order.exe
Token: SeDebugPrivilege	1700	application.exe
Token: SeDebugPrivilege	1864	AddInProcess32.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 800	1448	Order.exe	24
PID 1448 wrote to memory of 800	1448	Order.exe	24
PID 1448 wrote to memory of 800	1448	Order.exe	24
PID 1448 wrote to memory of 800	1448	Order.exe	24
PID 800 wrote to memory of 1064	800	cmd.exe	26
PID 800 wrote to memory of 1064	800	cmd.exe	26
PID 800 wrote to memory of 1064	800	cmd.exe	26
PID 800 wrote to memory of 1064	800	cmd.exe	26
PID 1448 wrote to memory of 1700	1448	Order.exe	27
PID 1448 wrote to memory of 1700	1448	Order.exe	27
PID 1448 wrote to memory of 1700	1448	Order.exe	27
PID 1448 wrote to memory of 1700	1448	Order.exe	27
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28
PID 1700 wrote to memory of 1864	1700	application.exe	28

C:\Users\Admin\AppData\Local\Temp\Order.exe
"C:\Users\Admin\AppData\Local\Temp\Order.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v application /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\application.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:800
- - C:\Windows\SysWOW64\reg.exe
    REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v application /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\application.exe"
    3⤵
    - Adds Run key to start application
    PID:1064
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\application.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\application.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
    "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1864

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

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Downloads

memory/1864-17-0x0000000000150000-0x00000000001A0000-memory.dmp

Filesize
320KB

Download
memory/1864-18-0x0000000000150000-0x00000000001A0000-memory.dmp

Filesize
320KB

Download

Analysis

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