agenttesla | 688f571ea22383cf80540084f6a6e2af098869fac4ab2028f744e262b61dd452

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-09-2024 09:38

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General

Target

K.TaeanV31VesselsParticulars.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 1 IoCs

pid	Process
2156	name.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	K.TaeanV31VesselsParticulars.docx.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000015cd0-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2156 set thread context of 1868	2156	name.exe	32

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	K.TaeanV31VesselsParticulars.docx.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
1868	RegSvcs.exe
1868	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2156	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1868	RegSvcs.exe

Suspicious use of FindShellTrayWindow 10 IoCs

pid	Process
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2156	name.exe
2156	name.exe
2156	name.exe
2156	name.exe
2156	name.exe

Suspicious use of SendNotifyMessage 10 IoCs

pid	Process
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2380	K.TaeanV31VesselsParticulars.docx.exe
2156	name.exe
2156	name.exe
2156	name.exe
2156	name.exe
2156	name.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2156	2380	K.TaeanV31VesselsParticulars.docx.exe	30
PID 2380 wrote to memory of 2156	2380	K.TaeanV31VesselsParticulars.docx.exe	30
PID 2380 wrote to memory of 2156	2380	K.TaeanV31VesselsParticulars.docx.exe	30
PID 2380 wrote to memory of 2156	2380	K.TaeanV31VesselsParticulars.docx.exe	30
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32
PID 2156 wrote to memory of 1868	2156	name.exe	32

C:\Users\Admin\AppData\Local\Temp\K.TaeanV31VesselsParticulars.docx.exe
"C:\Users\Admin\AppData\Local\Temp\K.TaeanV31VesselsParticulars.docx.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\K.TaeanV31VesselsParticulars.docx.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:2156
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\K.TaeanV31VesselsParticulars.docx.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1868

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
\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
7dc0d41fb18c3933f1a3849621006e86

SHA1
9ddd78acc47770bfb1777a65eb5dad1befedb9e6

SHA256
688f571ea22383cf80540084f6a6e2af098869fac4ab2028f744e262b61dd452

SHA512
0b881a078928214df15047966c706668342d00306a18aaaa577445a547dfdd1335f2344a88899868ec8087c8f85a774d5527d49b1afd2e4e0477a3d5d00c75dc

Download Submit
memory/1868-63-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-1058-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/1868-14-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1868-16-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1868-17-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1868-18-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/1868-19-0x0000000000AB0000-0x0000000000B04000-memory.dmp

Filesize
336KB

Download
memory/1868-20-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-22-0x0000000000CF0000-0x0000000000D42000-memory.dmp

Filesize
328KB

Download
memory/1868-23-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-21-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-31-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-83-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-81-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-79-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-77-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-1059-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-73-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-71-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-69-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-67-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-65-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-59-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-61-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-75-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-57-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-55-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-53-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-51-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-49-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-47-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-45-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-43-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-41-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-39-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-37-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-35-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-33-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-29-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-27-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-25-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-24-0x0000000000CF0000-0x0000000000D3C000-memory.dmp

Filesize
304KB

Download
memory/1868-1056-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-1057-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2156-12-0x00000000030C0000-0x00000000034C0000-memory.dmp

Filesize
4.0MB

Download
memory/2380-2-0x0000000003D70000-0x0000000004170000-memory.dmp

Filesize
4.0MB

Download