Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 16:47
Behavioral task
behavioral1
Sample
enigmavb.exe
Resource
win10v2004-20260911-en
14 signatures
150 seconds
General
- Target enigmavb.exe
- Size 7.6MB
- Sample261027-vapp7aew6z
- SHA256 ab743f5e3dd927a288e126bbb053d367f270592e89378c9a06b7f3b15fa1ee35
- MD5 22258e1339acf8e18b83659d3bc67795
- SHA1 bfa523a79079b7ac3f13ceeb06f8de004ecd2a64
- SHA512 72f5c7906ae6803580cd222eaaa1aea91a8b0c8722d4fbba90cdf6cc852a41abbf273c7326f9ad8d13afcc1682a3b865f688d906c83dd3c5e3fedf1868ea0dc3
- SSDEEP 196608:8jJxzMRdRJwR9kxt29TtQ4vkh42KMhkzVGjdrz36zMM/:8jJxzM/TQ9kx4Dfk42phqVGhrkMM/
- TLSH T1F88633031D23E735D7A2CB7A462A9700AD5379E216D877843213CDCC766F0B6A39E74A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2816 enigmavb.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language enigmavb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language enigmavb.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1868-0-0x0000000000400000-0x0000000000414000-memory.dmp innosetup behavioral2/memory/1868-12-0x0000000000400000-0x0000000000414000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1868 wrote to memory of 2816 1868 enigmavb.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\enigmavb.exe"C:\Users\Admin\AppData\Local\Temp\enigmavb.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Users\Admin\AppData\Local\Temp\is-PUCIM.tmp\enigmavb.tmp"C:\Users\Admin\AppData\Local\Temp\is-PUCIM.tmp\enigmavb.tmp" /SL5="$500F2,7661107,56832,C:\Users\Admin\AppData\Local\Temp\enigmavb.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2816
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-PUCIM.tmp\enigmavb.tmp
- Size 702KB
- SHA256 a2e2e0bdc0e881ee41a4ec348fccfd25543f694505d380b16fba68c6ce34a7b1
- MD5 a0c9b6f3587732b08a961414b1c0f722
- SHA1 d44a4cce3f9cf84c14facb3f81d37371fefc7c9e
- SHA512 27b3b72f216280a012d869d1708b59e73a9f0e21fdc5751e98deddcba80c99ca22dae2d514f5d9695547cc50f1842a83eb3c03d3ad29d2987b5b9240437ecdb8
- SSDEEP 12288:eTPcYn5c/rPx37/zHBA6a5UeYpChr1CERdSrNdyR6D3o1a+mxyFW:ePcYn5c/rPx37/zHBA6pFpCZ1CEuD3oY
- TLSH T18BE47C32F2A0C837D4B31E789D5B82D55936BE103E38A59736E81F4C4F796817A272D2
- MD5 SHA1 SHA512 SSDEEP TLSH