agenttesla | 1d789cde86d7ca676b8897c2de561e20f61bd9cdd708be9da7a2d9304df0ee02

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/10/2024, 14:43

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General

Target

QUOTATION5400.exe
Size

1.1MB
MD5

c2d989a867f925afc6940a7bad9aedee
SHA1

111b0b6612f6a095815d5d73c85c703eacc39702
SHA256

1d789cde86d7ca676b8897c2de561e20f61bd9cdd708be9da7a2d9304df0ee02
SHA512

902b549b97f6e005386dfb29b0e31f29541a15c7ac8fcfb4ca1b05697be4084ddf705a4d9629df23804c1b254396576d3677d32728d71f67696eb67673b52d74
SSDEEP

24576:WfmMv6Ckr7Mny5Q6SfQVZj/8gzyALrh+XyD7eV:W3v+7/5Q6SfQb84h+CD6

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
uy,o#mZj8$lY

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2400 set thread context of 2576	2400	QUOTATION5400.exe	30

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 2 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	QUOTATION5400.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2576	RegSvcs.exe
2576	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2400	QUOTATION5400.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2576	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30
PID 2400 wrote to memory of 2576	2400	QUOTATION5400.exe	30

C:\Users\Admin\AppData\Local\Temp\QUOTATION5400.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION5400.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTATION5400.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2400-2-0x0000000003C90000-0x0000000004090000-memory.dmp

Filesize
4.0MB

Download
memory/2576-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2576-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2576-5-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2576-8-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/2576-9-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/2576-12-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/2576-13-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download