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Overview
overview
10Static
static
10empyrean-main.zip
windows7-x64
1empyrean-main.zip
windows10-2004-x64
1empyrean-m...config
windows7-x64
3empyrean-m...config
windows10-2004-x64
3empyrean-m...ort.md
windows7-x64
3empyrean-m...ort.md
windows10-2004-x64
3empyrean-m...est.md
windows7-x64
3empyrean-m...est.md
windows10-2004-x64
3empyrean-m...ignore
windows7-x64
3empyrean-m...ignore
windows10-2004-x64
3empyrean-m...s.json
windows7-x64
3empyrean-m...s.json
windows10-2004-x64
3empyrean-m...ING.md
windows7-x64
3empyrean-m...ING.md
windows10-2004-x64
3empyrean-m...NSE.md
windows7-x64
3empyrean-m...NSE.md
windows10-2004-x64
3empyrean-m...DME.md
windows7-x64
3empyrean-m...DME.md
windows10-2004-x64
3empyrean-m...ld.bat
windows7-x64
1empyrean-m...ld.bat
windows10-2004-x64
1empyrean-m...ain.py
windows7-x64
3empyrean-m...ain.py
windows10-2004-x64
3empyrean-m...ild.py
windows7-x64
3empyrean-m...ild.py
windows10-2004-x64
3empyrean-m...fig.py
windows7-x64
3empyrean-m...fig.py
windows10-2004-x64
3empyrean-m...env.py
windows7-x64
3empyrean-m...env.py
windows10-2004-x64
3empyrean-m...ate.py
windows7-x64
3empyrean-m...ate.py
windows10-2004-x64
3empyrean-m...fig.py
windows7-x64
3empyrean-m...fig.py
windows10-2004-x64
3Analysis
-
max time kernel
18s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
11/02/2024, 22:01
Behavioral task
behavioral1
Sample
empyrean-main.zip
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
empyrean-main.zip
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
empyrean-main/.editorconfig
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
empyrean-main/.editorconfig
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
empyrean-main/.github/ISSUE_TEMPLATE/bug_report.md
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
empyrean-main/.github/ISSUE_TEMPLATE/bug_report.md
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
empyrean-main/.github/ISSUE_TEMPLATE/feature_request.md
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
empyrean-main/.github/ISSUE_TEMPLATE/feature_request.md
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
empyrean-main/.gitignore
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
empyrean-main/.gitignore
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
empyrean-main/.vscode/settings.json
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
empyrean-main/.vscode/settings.json
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
empyrean-main/CONTRIBUTING.md
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
empyrean-main/CONTRIBUTING.md
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
empyrean-main/LICENSE.md
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
empyrean-main/LICENSE.md
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
empyrean-main/README.md
Resource
win7-20231129-en
Behavioral task
behavioral18
Sample
empyrean-main/README.md
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
empyrean-main/build.bat
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
empyrean-main/build.bat
Resource
win10v2004-20231215-en
Behavioral task
behavioral21
Sample
empyrean-main/builder/main.py
Resource
win7-20231129-en
Behavioral task
behavioral22
Sample
empyrean-main/builder/main.py
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
empyrean-main/builder/util/build.py
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
empyrean-main/builder/util/build.py
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
empyrean-main/builder/util/config.py
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
empyrean-main/builder/util/config.py
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
empyrean-main/builder/util/makeenv.py
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
empyrean-main/builder/util/makeenv.py
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
empyrean-main/builder/util/obfuscate.py
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
empyrean-main/builder/util/obfuscate.py
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
empyrean-main/builder/util/writeconfig.py
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
empyrean-main/builder/util/writeconfig.py
Resource
win10v2004-20231215-en
General
-
Target
empyrean-main/builder/util/build.py
-
Size
2KB
-
MD5
b972c3bd98189fef3649132428a6b5d5
-
SHA1
2f9a0e3bb364be7614062a716e97065df9d091c3
-
SHA256
ae2d7a498db4f1ea8d4cf1f71a9a60e0379a8b6e287d2c8b7cd2262f45b2d88c
-
SHA512
b9e9281168c684a8136f299e50293d2d0c0fc92c70ee482a7ed27f1340627c628c0347ab36ee33c72ace95595d2111ee103fbb1ead1e0dbe55a3e85dd2f644f8
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.py rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.py\ = "py_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\py_auto_file\shell\Read rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2032 AcroRd32.exe 2032 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2968 wrote to memory of 2656 2968 cmd.exe 29 PID 2968 wrote to memory of 2656 2968 cmd.exe 29 PID 2968 wrote to memory of 2656 2968 cmd.exe 29 PID 2656 wrote to memory of 2032 2656 rundll32.exe 30 PID 2656 wrote to memory of 2032 2656 rundll32.exe 30 PID 2656 wrote to memory of 2032 2656 rundll32.exe 30 PID 2656 wrote to memory of 2032 2656 rundll32.exe 30
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\build.py1⤵
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\build.py2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2656 -
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\empyrean-main\builder\util\build.py"3⤵
- Suspicious use of SetWindowsHookEx
PID:2032
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD5839aea05419523a0bb2f419cb5888444
SHA1f7b270a302c97e8e50a89162c8d2ba00fc12570f
SHA256dc303da6e9ee2fee84df142cf94a5aebe234ea61c4af4ba96c7c490ffd376136
SHA512fb6fdc9dafc8e72a40f80d7d47f9da9a6594c9fcd80a556a51ba0bb565f0eba81fc2d19cc9d36abefc8d314b07359eafa410adc758c4bdef2d1a6206b82d62d3