Overview
overview
6Static
static
6W8 or Cert...ms.pdf
windows7-x64
4W8 or Cert...ms.pdf
windows10-2004-x64
3Certificat...us.pdf
windows7-x64
3Certificat...us.pdf
windows10-2004-x64
3W-8BEN Ind...ls.pdf
windows7-x64
3W-8BEN Ind...ls.pdf
windows10-2004-x64
3W-8BEN-E Entities.pdf
windows7-x64
3W-8BEN-E Entities.pdf
windows10-2004-x64
3W-8ECI Inc...ss.pdf
windows7-x64
3W-8ECI Inc...ss.pdf
windows10-2004-x64
3W-8EXP Tax Exempt.pdf
windows7-x64
3W-8EXP Tax Exempt.pdf
windows10-2004-x64
3W-8IMY For...ip.pdf
windows7-x64
3W-8IMY For...ip.pdf
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
14-08-2024 23:13
Behavioral task
behavioral1
Sample
W8 or Certificate of Non-US Status Forms.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
W8 or Certificate of Non-US Status Forms.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Certificate of Non-US Status.pdf
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
Certificate of Non-US Status.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
W-8BEN Individuals.pdf
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
W-8BEN Individuals.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
W-8BEN-E Entities.pdf
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
W-8BEN-E Entities.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
W-8ECI Income connected with trade and business.pdf
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
W-8ECI Income connected with trade and business.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
W-8EXP Tax Exempt.pdf
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
W-8EXP Tax Exempt.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
W-8IMY Foreign Partnership.pdf
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
W-8IMY Foreign Partnership.pdf
Resource
win10v2004-20240802-en
General
-
Target
W-8ECI Income connected with trade and business.pdf
-
Size
78KB
-
MD5
e7cea0ee418d87e40a8bfb1297d02272
-
SHA1
93a868717aac33a1945fcb596b3af9a1e93362b3
-
SHA256
e8fd980376228d3636498889c4ace387055190226fffafcdbfc2e9c88c8b1f31
-
SHA512
ee0eb15b4fdbd59372ebcf48ca43226ec0029d6f257b22aec96d19491096e109c81825803ff68afe5e364b89a776bf60d82bb59544a10e0f0e056c919e9cf882
-
SSDEEP
1536:XFMF7G1liISveOtCA2rAEnZaz0UmLbiPTdko:2F7G1lM2OtCA2rVaz0UmbOTdz
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
AcroRd32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2204 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
AcroRd32.exepid process 2204 AcroRd32.exe 2204 AcroRd32.exe 2204 AcroRd32.exe
Processes
-
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\W-8ECI Income connected with trade and business.pdf"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2204
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
5KB
MD54618312ec50b52c81043bb6ff393cfc3
SHA180537497d939529b34de993b14d96510068bf075
SHA256e8e27396e2a043abd283eed4fd5b8fa256cc22e741defd522158fc9e29205839
SHA512fc589a974f35ee83c297784c7d7cc62826854422ceec2d5ff46aa6575f5b2bade27d26c1dfc0686602c81e5c14f75f7abd23e6c19fd90a2dbe70e0f5c09251e9
-
Filesize
3KB
MD5204fe4721cc498f9330adce5a7d6ba9e
SHA1aefce84922bed9f1fddf95f5e55f50d2999f2ee3
SHA256c7bffe3a3af5ccd2536fdd009db0cad40cc4d0d2f1c67d7d7d2980b8b14437cb
SHA512afd5b565a9694ac564d69d9af783ed187f0b72a4ec1894c3351b01861292a1e90377b688a95818301f9392e063a8c84f2cccee79ae86a506d1fa293e004a43ec