agenttesla | 3474838f347c94eabb658d4eb19f20b6ab198be1d1a5ed06883a1bcd3bb0b133

General

Target
PO202056.exe
Size 1.7MB
Sample201109-yesj2nehgn
SHA256 3474838f347c94eabb658d4eb19f20b6ab198be1d1a5ed06883a1bcd3bb0b133
MD5 7613af5ab75a95ace6475daee94a3632
SHA1 dd6d712ac03fee988872822953d8590eefb98c71
SHA512 6f572eed9a2e64d92e98d62ce629daee18a40076792910128118a47d154b69071199249e781bdc5c11efb4b0c34b057999f6f08c1dae168a83362bbae7a03142
MD5 SHA1 SHA512

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.durainteriordesign.com
Port
587
Username
[email protected]
Password
successman12

Signatures

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

AgentTesla Payload 14 IoCs

resource	yara_rule
behavioral2/memory/2712-0-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral2/memory/2712-1-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-12-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-13-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-14-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-16-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-17-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-15-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-18-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-19-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-20-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-21-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-22-0x000000000044CF1E-mapping.dmp	family_agenttesla
behavioral2/memory/2712-23-0x000000000044CF1E-mapping.dmp	family_agenttesla

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	MSBuild.exe

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SlideToShutDown.url	PO202056.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4048 set thread context of 2712	4048	PO202056.exe	76

Program crash 1 IoCs

pid	pid_target	Process	procid_target
200	2712	WerFault.exe	76

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1256	REG.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

pid	Process
2712	MSBuild.exe
2712	MSBuild.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
200	WerFault.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4048	PO202056.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2712	MSBuild.exe
Token: SeRestorePrivilege	200	WerFault.exe
Token: SeBackupPrivilege	200	WerFault.exe
Token: SeDebugPrivilege	200	WerFault.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4048	PO202056.exe
4048	PO202056.exe
4048	PO202056.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 2712	4048	PO202056.exe	76
PID 4048 wrote to memory of 2712	4048	PO202056.exe	76
PID 4048 wrote to memory of 2712	4048	PO202056.exe	76
PID 4048 wrote to memory of 2712	4048	PO202056.exe	76
PID 2712 wrote to memory of 1256	2712	MSBuild.exe	81
PID 2712 wrote to memory of 1256	2712	MSBuild.exe	81
PID 2712 wrote to memory of 1256	2712	MSBuild.exe	81
PID 2712 wrote to memory of 1544	2712	MSBuild.exe	83
PID 2712 wrote to memory of 1544	2712	MSBuild.exe	83
PID 2712 wrote to memory of 1544	2712	MSBuild.exe	83

C:\Users\Admin\AppData\Local\Temp\PO202056.exe
"C:\Users\Admin\AppData\Local\Temp\PO202056.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
  2⤵
  - Drops file in Drivers directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\REG.exe
    REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:1256
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:1544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 1496
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:200

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/200-24-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Download

memory/200-11-0x0000000004570000-0x0000000004571000-memory.dmp

Download

memory/2712-8-0x0000000006360000-0x0000000006361000-memory.dmp

Download

memory/2712-6-0x0000000005750000-0x0000000005751000-memory.dmp

Download

memory/2712-5-0x0000000005DF0000-0x0000000005DF1000-memory.dmp

Download

memory/2712-2-0x00000000731A0000-0x000000007388E000-memory.dmp

Download

memory/2712-0-0x0000000000400000-0x0000000000452000-memory.dmp

Download

memory/2712-7-0x0000000005830000-0x0000000005831000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads