agenttesla | 80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc

General

Target

80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
Size

816KB
MD5

761a9b943f4038e935b2b8d2c88eec47
SHA1

8f87e691d84de37ceca9c46af7aa94348f7306af
SHA256

80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc
SHA512

03717e7461532764bf6e26b8113f1ab45f8df58ccf2ac61e45927535e4df40c4c013520633f3484669813937970a5adb740269fa75dfc6a9fee062cafbe5e0e1
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLnuXWHgW661cj61grRD7C/:ffmMv6Ckr7Mny5QLuXv006iJ7q

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cunila.vbs	cunila.exe

Executes dropped EXE 1 IoCs

pid	Process
2424	cunila.exe

Loads dropped DLL 1 IoCs

pid	Process
1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000015ef6-7.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2424 set thread context of 792	2424	cunila.exe	29

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cunila.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
792	RegSvcs.exe
792	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2424	cunila.exe
2424	cunila.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	792	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
2424	cunila.exe
2424	cunila.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
2424	cunila.exe
2424	cunila.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 2424	1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe	28
PID 1100 wrote to memory of 2424	1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe	28
PID 1100 wrote to memory of 2424	1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe	28
PID 1100 wrote to memory of 2424	1100	80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe	28
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29
PID 2424 wrote to memory of 792	2424	cunila.exe	29

C:\Users\Admin\AppData\Local\Temp\80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe
"C:\Users\Admin\AppData\Local\Temp\80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\jailkeeper\cunila.exe
  "C:\Users\Admin\AppData\Local\Temp\80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\jailkeeper\cunila.exe

Filesize
816KB

MD5
761a9b943f4038e935b2b8d2c88eec47

SHA1
8f87e691d84de37ceca9c46af7aa94348f7306af

SHA256
80cae17ac36cdddcdd35027d72f10d019d82e256fe88e0113c66432137f354fc

SHA512
03717e7461532764bf6e26b8113f1ab45f8df58ccf2ac61e45927535e4df40c4c013520633f3484669813937970a5adb740269fa75dfc6a9fee062cafbe5e0e1

Download Submit
memory/792-19-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/792-25-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/792-28-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/792-21-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/792-29-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/792-30-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/792-31-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/792-32-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/1100-5-0x00000000003F0000-0x00000000003F4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing