agenttesla | fe55a513bf664ba039c2161ea279df894bb133b7d441d1af7057624588cc6c61

Analysis

max time kernel
117s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 13:47

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General

Target

Booking01233.exe
Size

1011KB
MD5

2ab6a7c2935b9ff57cd37b5c42b9e3c9
SHA1

1df75d3fe3d8d87557f2a5c380ed4543706afe14
SHA256

fe55a513bf664ba039c2161ea279df894bb133b7d441d1af7057624588cc6c61
SHA512

160f67a6be1dee6a006d074786c6f4e558970a66bcfcbb173b36c0575e6772fb88b4a65de3bfb67bee0e2564cdc98d2e1890382f3f4770ef3b4066789dffdc8c
SSDEEP

24576:SrBQNmbwBHPD7fDr/3H7Pn8KLZ0U7d6ltdd89:6imkBHPD7fDr/3H7Pn8KLZ0o4PK9

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
ABwuRZS5Mjh5

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
ABwuRZS5Mjh5
Email To:
[email protected]

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1980 created 3456	1980	Booking01233.exe	56

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Msobrzb = "C:\\Users\\Admin\\AppData\\Roaming\\Msobrzb.exe"	Booking01233.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
28	api.ipify.org
29	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1980 set thread context of 3644	1980	Booking01233.exe	89

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	Booking01233.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Booking01233.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1980	Booking01233.exe
3644	Booking01233.exe
3644	Booking01233.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1980	Booking01233.exe
Token: SeDebugPrivilege	1980	Booking01233.exe
Token: SeDebugPrivilege	3644	Booking01233.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89
PID 1980 wrote to memory of 3644	1980	Booking01233.exe	89

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3456
- C:\Users\Admin\AppData\Local\Temp\Booking01233.exe
  "C:\Users\Admin\AppData\Local\Temp\Booking01233.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1980
- C:\Users\Admin\AppData\Local\Temp\Booking01233.exe
  "C:\Users\Admin\AppData\Local\Temp\Booking01233.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3644

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1980-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1980-1-0x0000000000780000-0x0000000000880000-memory.dmp

Filesize
1024KB

Download
memory/1980-2-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-3-0x0000000005950000-0x0000000005A40000-memory.dmp

Filesize
960KB

Download
memory/1980-21-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-19-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-65-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-67-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-63-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-61-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-59-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-57-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-55-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-53-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-51-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-49-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-47-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-45-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-41-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-39-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-37-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-35-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-31-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-29-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-25-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-23-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-17-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-15-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-13-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-11-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-9-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-7-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-5-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-43-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-33-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-27-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-4-0x0000000005950000-0x0000000005A3A000-memory.dmp

Filesize
936KB

Download
memory/1980-1078-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-1079-0x0000000005B80000-0x0000000005BEA000-memory.dmp

Filesize
424KB

Download
memory/1980-1080-0x0000000005AB0000-0x0000000005AFC000-memory.dmp

Filesize
304KB

Download
memory/1980-1084-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-1085-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-1086-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-1087-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1980-1088-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1980-1089-0x0000000006510000-0x0000000006AB4000-memory.dmp

Filesize
5.6MB

Download
memory/1980-1090-0x0000000005E20000-0x0000000005E74000-memory.dmp

Filesize
336KB

Download
memory/1980-1093-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3644-1094-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3644-1095-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3644-1097-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/3644-1096-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/3644-1098-0x0000000006B40000-0x0000000006B90000-memory.dmp

Filesize
320KB

Download
memory/3644-1099-0x0000000006C30000-0x0000000006CCC000-memory.dmp

Filesize
624KB

Download
memory/3644-1100-0x0000000006D70000-0x0000000006E02000-memory.dmp

Filesize
584KB

Download
memory/3644-1101-0x0000000006CE0000-0x0000000006CEA000-memory.dmp

Filesize
40KB

Download
memory/3644-1102-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download