agenttesla | 0e0b159fb42b06515c55e17eeba811fa4c46d87db89e821070b840303e063729

General

Target
Purchase Order No AAPL-PO-1179-1990_2.exe
Size 1.3MB
Sample200715-kmw7rkrtjs
SHA256 0e0b159fb42b06515c55e17eeba811fa4c46d87db89e821070b840303e063729
MD5 fda41b6c829f05a7ffbee54fa50e1dff
SHA1 b72190a44238a46cbf838d0bfbfa90ddcf48fec6
SHA512 10a5f3c19cd6502562d8425e50e14df54c3b52057a570504ce20813e118859250afb3a4041a2f4e81cd308cd4604de38653c0247badda8f463ca50dbe67485db
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/1920-4-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1920-5-0x00000000004472EE-mapping.dmp	family_agenttesla
behavioral1/memory/1920-6-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1920-7-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

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

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\sLbGMVN = "C:\\Users\\Admin\\AppData\\Roaming\\sLbGMVN\\sLbGMVN.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 896 set thread context of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28

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
1896	schtasks.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

pid	Process
2028	REG.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1920	RegSvcs.exe
1920	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 1896	896	Purchase Order No AAPL-PO-1179-1990_2.exe	26
PID 896 wrote to memory of 1896	896	Purchase Order No AAPL-PO-1179-1990_2.exe	26
PID 896 wrote to memory of 1896	896	Purchase Order No AAPL-PO-1179-1990_2.exe	26
PID 896 wrote to memory of 1896	896	Purchase Order No AAPL-PO-1179-1990_2.exe	26
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 896 wrote to memory of 1920	896	Purchase Order No AAPL-PO-1179-1990_2.exe	28
PID 1920 wrote to memory of 2028	1920	RegSvcs.exe	30
PID 1920 wrote to memory of 2028	1920	RegSvcs.exe	30
PID 1920 wrote to memory of 2028	1920	RegSvcs.exe	30
PID 1920 wrote to memory of 2028	1920	RegSvcs.exe	30

C:\Users\Admin\AppData\Local\Temp\Purchase Order No AAPL-PO-1179-1990_2.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order No AAPL-PO-1179-1990_2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:896
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EqqinnUnRu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF4E8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:1920
- - 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:2028