Overview
overview
10Static
static
10Challenge_...m.docx
windows7-x64
4Challenge_...m.docx
windows10-2004-x64
1Challenge_...1.docx
windows7-x64
4Challenge_...1.docx
windows10-2004-x64
1Challenge_...y.docx
windows7-x64
4Challenge_...y.docx
windows10-2004-x64
1Challenge_...1.docx
windows7-x64
4Challenge_...1.docx
windows10-2004-x64
1tools/numb...ing.py
ubuntu-18.04-amd64
1tools/numb...ing.py
debian-9-armhf
1tools/numb...ing.py
debian-9-mips
1tools/numb...ing.py
debian-9-mipsel
1oledump.py
ubuntu-18.04-amd64
1oledump.py
debian-9-armhf
1oledump.py
debian-9-mips
1oledump.py
debian-9-mipsel
1plugin_biff.py
ubuntu-18.04-amd64
1plugin_biff.py
debian-9-armhf
1plugin_biff.py
debian-9-mips
1plugin_biff.py
debian-9-mipsel
1plugin_clsid.py
ubuntu-18.04-amd64
1plugin_clsid.py
debian-9-armhf
1plugin_clsid.py
debian-9-mips
1plugin_clsid.py
debian-9-mipsel
1plugin_dridex.py
ubuntu-18.04-amd64
1plugin_dridex.py
debian-9-armhf
1plugin_dridex.py
debian-9-mips
1plugin_dridex.py
debian-9-mipsel
1plugin_hifo.py
ubuntu-18.04-amd64
1plugin_hifo.py
debian-9-armhf
1plugin_hifo.py
debian-9-mips
1plugin_hifo.py
debian-9-mipsel
1Analysis
- max time kernel
143s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
17/02/2024, 23:18
Static task
static1
Behavioral task
behavioral1
Sample
Challenge_FIles/Employee_W2_Form.docx
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Challenge_FIles/Employee_W2_Form.docx
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
Challenge_FIles/Employees_Contact_Audit_Oct_2021.docx
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
Challenge_FIles/Employees_Contact_Audit_Oct_2021.docx
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
Challenge_FIles/Work_From_Home_Survey.docx
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
Challenge_FIles/Work_From_Home_Survey.docx
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
Challenge_FIles/income_tax_and_benefit_return_2021.docx
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
Challenge_FIles/income_tax_and_benefit_return_2021.docx
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
tools/numbers-to-string.py
Resource
ubuntu1804-amd64-20231221-en
Behavioral task
behavioral10
Sample
tools/numbers-to-string.py
Resource
debian9-armhf-20231222-en
Behavioral task
behavioral11
Sample
tools/numbers-to-string.py
Resource
debian9-mipsbe-20231215-en
Behavioral task
behavioral12
Sample
tools/numbers-to-string.py
Resource
debian9-mipsel-20231215-en
Behavioral task
behavioral13
Sample
oledump.py
Resource
ubuntu1804-amd64-20231215-en
Behavioral task
behavioral14
Sample
oledump.py
Resource
debian9-armhf-20231221-en
Behavioral task
behavioral15
Sample
oledump.py
Resource
debian9-mipsbe-20231222-en
Behavioral task
behavioral16
Sample
oledump.py
Resource
debian9-mipsel-20231215-en
Behavioral task
behavioral17
Sample
plugin_biff.py
Resource
ubuntu1804-amd64-20231215-en
Behavioral task
behavioral18
Sample
plugin_biff.py
Resource
debian9-armhf-20231215-en
Behavioral task
behavioral19
Sample
plugin_biff.py
Resource
debian9-mipsbe-20231222-en
Behavioral task
behavioral20
Sample
plugin_biff.py
Resource
debian9-mipsel-20231221-en
Behavioral task
behavioral21
Sample
plugin_clsid.py
Resource
ubuntu1804-amd64-20231215-en
Behavioral task
behavioral22
Sample
plugin_clsid.py
Resource
debian9-armhf-20231215-en
Behavioral task
behavioral23
Sample
plugin_clsid.py
Resource
debian9-mipsbe-20231215-en
Behavioral task
behavioral24
Sample
plugin_clsid.py
Resource
debian9-mipsel-20231221-en
Behavioral task
behavioral25
Sample
plugin_dridex.py
Resource
ubuntu1804-amd64-20231222-en
Behavioral task
behavioral26
Sample
plugin_dridex.py
Resource
debian9-armhf-20231215-en
Behavioral task
behavioral27
Sample
plugin_dridex.py
Resource
debian9-mipsbe-20231222-en
Behavioral task
behavioral28
Sample
plugin_dridex.py
Resource
debian9-mipsel-20231221-en
Behavioral task
behavioral29
Sample
plugin_hifo.py
Resource
ubuntu1804-amd64-20231215-en
Behavioral task
behavioral30
Sample
plugin_hifo.py
Resource
debian9-armhf-20231215-en
Behavioral task
behavioral31
Sample
plugin_hifo.py
Resource
debian9-mipsbe-20231221-en
Behavioral task
behavioral32
Sample
plugin_hifo.py
Resource
debian9-mipsel-20231215-en
General
- Target Challenge_FIles/Employees_Contact_Audit_Oct_2021.docx
- Size 12KB
- Sample240217-3almjacb64
- SHA256 ed2b9e22aef3e545814519151528b2d11a5e73d1b2119c067e672b653ab6855a
- MD5 d5742309ba8146be9eab4396fde77e4e
- SHA1 8aaa79ee4a81d02e1023a03aee62a47162a9ff04
- SHA512 37367ea06191c8a949f6c092bc4137736b344cc9892bf8a19e149557919d9276fb1301009a700cede0f2ca05d6827c827992817aee7b8968a5429e433fe0c8ba
- SSDEEP 192:60L6GkWglL+bzW6mlHRrZu87Fym3tZknRIhRHNwC3Eo+ETdlexwDvx/jVm9CoDFn:603kpLTZJHm+Eo+ETd4weCoDFLFd
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\Challenge_FIles\mhtml:http:\175.24.190.249\note.html!x-usc:http:\175.24.190.249\note.html WINWORD.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1468 WINWORD.EXE 1468 WINWORD.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeAuditPrivilege 1468 WINWORD.EXE - Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1468 WINWORD.EXE 1468 WINWORD.EXE 1468 WINWORD.EXE 1468 WINWORD.EXE 1468 WINWORD.EXE 1468 WINWORD.EXE 1468 WINWORD.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Challenge_FIles\Employees_Contact_Audit_Oct_2021.docx" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\5A430E3B.dat
- Size 52B
- SHA256 57cfa30bb860b95b7012ed62427025959b671d270aaf67fc406fbc3c4f3c48d4
- MD5 07ffeff17a8a1a1209ab3c2690d569d4
- SHA1 37cb513fabddcdbbaa2e7296b31a4bc9832e1b01
- SHA512 743591e7bfe9936eee057c9d1769595d48c90ba28057d8ebd0f7299b8fcacd7b8fa50af30bd0b8b6e09f77ade16b47d6f0abb079d60e975443a57c514099ad86
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
- Size 2B
- SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
- MD5 f3b25701fe362ec84616a93a45ce9998
- SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
- SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
- MD5 SHA1 SHA512