Resubmissions
17/04/2024, 12:14
240417-pesdzsfh4y1017/04/2024, 12:14
240417-persfsfh4x1017/04/2024, 12:14
240417-peqv6aec971017/04/2024, 12:14
240417-pedktsfh3z1017/04/2024, 12:14
240417-peczasec871017/04/2024, 06:32
240417-ha37csfh6710Analysis
- max time kernel
489s - max time network
491s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
17/04/2024, 12:14
Behavioral task
behavioral1
Sample
c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Resource
win7-20240221-en
Behavioral task
behavioral3
Sample
c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Resource
win10-20240319-en
Behavioral task
behavioral4
Sample
c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Resource
win11-20240412-en
General
- Target c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
- Size 1.1MB
- Sample240417-persfsfh4x
- SHA256 c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856
- MD5 20cba77eaae04ca6623cbbe03f9a81d8
- SHA1 fd989d3ba9ab0534f48b7cb1d11036a4ed08e431
- SHA512 e102e1902d224730fccce9cefc8d9c92471a35a49e64718d2dacd183d629fbc388fd6c6ae3fa5c59115cef061106459b767bec21628339bd712c291ea60a86f9
- SSDEEP 24576:VVimLZikdvnYgTcH2JsjaCtxl7j7XFv+RC7WwQOvu+s:VVimLZiSfHJ8aCtxl7nVvwCa8uz
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
-
resource yara_rule behavioral2/memory/2844-0-0x0000000000400000-0x000000000060B000-memory.dmp upx behavioral2/memory/2844-3-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral2/memory/2844-2-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral2/memory/2844-4-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral2/memory/2844-6-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral2/memory/2844-5-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral2/memory/2844-10-0x0000000000400000-0x000000000060B000-memory.dmp upx behavioral2/memory/2844-11-0x0000000000400000-0x00000000005DE000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2844 c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe 2844 c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 2844 c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe"C:\Users\Admin\AppData\Local\Temp\c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2844