agenttesla | 61f91b1ac578efd7d0eda15f45a7298fca86e41ab5f2c46e963ef950ac0df09a

General

Target
Order#210420.exe
Size 1.1MB
Sample200708-246vr35a4x
SHA256 61f91b1ac578efd7d0eda15f45a7298fca86e41ab5f2c46e963ef950ac0df09a
MD5 80bf3d2f70c294bc8f260711b390a649
SHA1 3221d3ed23fc934b767fd0a5fdb1d2f853191ff7
SHA512 56abd572e29b62a0af6a5d7cb5ca85dbf40443f0ec8ae3a37b3a1fc280011f8a6161993415d6d6c618a64c113c617d794c20563e677987c94f65c4f835d85bbd
MD5 SHA1 SHA512

Score

10^/10

Family

Credentials

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/1524-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-5-0x000000000044712E-mapping.dmp	family_agenttesla
behavioral1/memory/1524-6-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1524-7-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Order#210420.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 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\CpSnJ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CpSnJ\\CpSnJ.exe"	Order#210420.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 616 set thread context of 1524	616	Order#210420.exe	26

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.

Scheduled Task

pid	Process
1092	schtasks.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

pid	Process
1916	REG.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	616	Order#210420.exe
Token: SeDebugPrivilege	1524	Order#210420.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 1092	616	Order#210420.exe	24
PID 616 wrote to memory of 1092	616	Order#210420.exe	24
PID 616 wrote to memory of 1092	616	Order#210420.exe	24
PID 616 wrote to memory of 1092	616	Order#210420.exe	24
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 616 wrote to memory of 1524	616	Order#210420.exe	26
PID 1524 wrote to memory of 1916	1524	Order#210420.exe	30
PID 1524 wrote to memory of 1916	1524	Order#210420.exe	30
PID 1524 wrote to memory of 1916	1524	Order#210420.exe	30
PID 1524 wrote to memory of 1916	1524	Order#210420.exe	30

C:\Users\Admin\AppData\Local\Temp\Order#210420.exe
"C:\Users\Admin\AppData\Local\Temp\Order#210420.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:616
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zCqSePAYdoxhfa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDEF8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1092
- C:\Users\Admin\AppData\Local\Temp\Order#210420.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1524
- - 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:1916