agenttesla | 688f571ea22383cf80540084f6a6e2af098869fac4ab2028f744e262b61dd452

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 03:44

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General

Target

K. Taean V31 Vessel's Particulars.docx.exe
Size

1.2MB
MD5

7dc0d41fb18c3933f1a3849621006e86
SHA1

9ddd78acc47770bfb1777a65eb5dad1befedb9e6
SHA256

688f571ea22383cf80540084f6a6e2af098869fac4ab2028f744e262b61dd452
SHA512

0b881a078928214df15047966c706668342d00306a18aaaa577445a547dfdd1335f2344a88899868ec8087c8f85a774d5527d49b1afd2e4e0477a3d5d00c75dc
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaC4Su/Oo+yxoNZ/8N0WCyjMoIG1MS:7JZoQrbTFZY1iaC4ZLxoj8mWCyxIrS

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

Drops startup file 1 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
1004	name.exe
3376	name.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
20	api.ipify.org
21	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x00070000000234c3-5.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3376 set thread context of 5072	3376	name.exe	92

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 4 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	K. Taean V31 Vessel's Particulars.docx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5072	RegSvcs.exe
5072	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1004	name.exe
3376	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5072	RegSvcs.exe

Suspicious use of FindShellTrayWindow 15 IoCs

pid	Process
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
1004	name.exe
1004	name.exe
1004	name.exe
1004	name.exe
1004	name.exe
3376	name.exe
3376	name.exe
3376	name.exe
3376	name.exe
3376	name.exe

Suspicious use of SendNotifyMessage 15 IoCs

pid	Process
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
4848	K. Taean V31 Vessel's Particulars.docx.exe
1004	name.exe
1004	name.exe
1004	name.exe
1004	name.exe
1004	name.exe
3376	name.exe
3376	name.exe
3376	name.exe
3376	name.exe
3376	name.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 1004	4848	K. Taean V31 Vessel's Particulars.docx.exe	84
PID 4848 wrote to memory of 1004	4848	K. Taean V31 Vessel's Particulars.docx.exe	84
PID 4848 wrote to memory of 1004	4848	K. Taean V31 Vessel's Particulars.docx.exe	84
PID 1004 wrote to memory of 2032	1004	name.exe	88
PID 1004 wrote to memory of 2032	1004	name.exe	88
PID 1004 wrote to memory of 2032	1004	name.exe	88
PID 1004 wrote to memory of 3376	1004	name.exe	89
PID 1004 wrote to memory of 3376	1004	name.exe	89
PID 1004 wrote to memory of 3376	1004	name.exe	89
PID 3376 wrote to memory of 5072	3376	name.exe	92
PID 3376 wrote to memory of 5072	3376	name.exe	92
PID 3376 wrote to memory of 5072	3376	name.exe	92
PID 3376 wrote to memory of 5072	3376	name.exe	92

C:\Users\Admin\AppData\Local\Temp\K. Taean V31 Vessel's Particulars.docx.exe
"C:\Users\Admin\AppData\Local\Temp\K. Taean V31 Vessel's Particulars.docx.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4848
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\K. Taean V31 Vessel's Particulars.docx.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1004
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\K. Taean V31 Vessel's Particulars.docx.exe"
    3⤵
    PID:2032
- - C:\Users\Admin\AppData\Local\directory\name.exe
    "C:\Users\Admin\AppData\Local\directory\name.exe"
    3⤵
    - 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:3376
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\directory\name.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Users\Admin\AppData\Local\Temp\Dalis

Filesize
261KB

MD5
9de93b46d9a1662bbc434c26f26e039f

SHA1
9fffd43491ff78eab2eb993c1604d0986f9e542a

SHA256
0f454ab3e15cc861c81996b23a1a1fcfc525b027ce9a2c2b2f1e5f95f9653171

SHA512
5e566d9a4cdd0ffc4c3478cf00afeba026b77c36a7bf929d682449ffb272b43ae2baa904d1cff67476b1e50aff141647d35c8d9e53d1c6a77f0e40ac7baed495

Download Submit
C:\Users\Admin\AppData\Local\Temp\Dalis

Filesize
28KB

MD5
ed294814f0bb34d06ee928e2153afebe

SHA1
abbbee851b641c011312e85077da76e00014121e

SHA256
604409dbcc1fb354ad4d2d830d5cc6a5194a8b92fea59d876226773b0e19a9af

SHA512
218e21ab743ad0fdf9f96b5f51f3da37b99d3f04d4127451ac6b0eac10ce5f8a37636dcc1535e8793fab4d2fcf7e3bfedc1e13839b0ec2a8c4987ba86e46bf54

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
7dc0d41fb18c3933f1a3849621006e86

SHA1
9ddd78acc47770bfb1777a65eb5dad1befedb9e6

SHA256
688f571ea22383cf80540084f6a6e2af098869fac4ab2028f744e262b61dd452

SHA512
0b881a078928214df15047966c706668342d00306a18aaaa577445a547dfdd1335f2344a88899868ec8087c8f85a774d5527d49b1afd2e4e0477a3d5d00c75dc

Download Submit
memory/1004-10-0x0000000004420000-0x0000000004820000-memory.dmp

Filesize
4.0MB

Download
memory/3376-16-0x0000000003EF0000-0x00000000042F0000-memory.dmp

Filesize
4.0MB

Download
memory/4848-2-0x00000000043A0000-0x00000000047A0000-memory.dmp

Filesize
4.0MB

Download
memory/5072-63-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-57-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-20-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5072-19-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5072-21-0x00000000056A0000-0x00000000056F4000-memory.dmp

Filesize
336KB

Download
memory/5072-22-0x0000000005D70000-0x0000000006314000-memory.dmp

Filesize
5.6MB

Download
memory/5072-23-0x0000000005730000-0x0000000005782000-memory.dmp

Filesize
328KB

Download
memory/5072-43-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-41-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-83-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-81-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-79-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-77-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-75-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-73-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-71-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-69-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-65-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-17-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5072-61-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-59-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-18-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5072-53-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-51-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-49-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-47-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-45-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-39-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-37-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-36-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-33-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-31-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-29-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-67-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-55-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-27-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-25-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-24-0x0000000005730000-0x000000000577C000-memory.dmp

Filesize
304KB

Download
memory/5072-1056-0x0000000005930000-0x0000000005996000-memory.dmp

Filesize
408KB

Download
memory/5072-1057-0x0000000006DA0000-0x0000000006DF0000-memory.dmp

Filesize
320KB

Download
memory/5072-1058-0x0000000006E90000-0x0000000006F22000-memory.dmp

Filesize
584KB

Download
memory/5072-1059-0x0000000006E00000-0x0000000006E0A000-memory.dmp

Filesize
40KB

Download
memory/5072-1060-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download