Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 14:09
Behavioral task
behavioral1
Sample
88c01009_.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target 88c01009_.exe
- Size 5.2MB
- Sample260529-rf7amset5q
- SHA256 fdaabbf7b7585cc473502c21a1471f95de45d5492216e8e6c035e1856d6af9b1
- MD5 e1cbcff021b1a275a48dbf87d4d3483c
- SHA1 81abdedd475d122d2d996a3ce9fbc646f7412530
- SHA512 20f8025a130efffa259390a5e4c66398aad317f8ca501133b3601a209aaa3cdd6ac060fdf2f79460f994c942717e5c2fbbe09acfc692c98080a7a210334dd113
- SSDEEP 98304:S5fgQnytIw/s0lgg5VS2WPvzyyfUyv/fsg+Q+IHaQo5iku0BS:mbnyOw/BggVavXfU+VxG53BS
- TLSH T16C461223B2CB663FF0BA4A3A4AB6D212553B7A6169024C678BF8085CCF254D11D3F757
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3448 88c01009_.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 88c01009_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 88c01009_.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1596-1-0x00000000001F0000-0x00000000002C7000-memory.dmp innosetup behavioral2/memory/1596-8-0x00000000001F0000-0x00000000002C7000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1596 wrote to memory of 3448 1596 88c01009_.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\88c01009_.exe"C:\Users\Admin\AppData\Local\Temp\88c01009_.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Users\Admin\AppData\Local\Temp\is-BNQUL.tmp\88c01009_.tmp"C:\Users\Admin\AppData\Local\Temp\is-BNQUL.tmp\88c01009_.tmp" /SL5="$50270,4438715,815616,C:\Users\Admin\AppData\Local\Temp\88c01009_.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3448
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-BNQUL.tmp\88c01009_.tmp
- Size 3.3MB
- SHA256 23bc23ba97c8b214134f1c41d56804157cba65c39c7d3fb5b6ec04d4853f4381
- MD5 c19bea9fa36a64de2f1b53c44cf68b63
- SHA1 2e22a6880b61e8ec7467630308bcd0d059fb0ee6
- SHA512 9173d259491eae9f0cddf4d3d1c619ce0b46c331a7b94ed48f5cca8c0c048cf88f4fd0ed213c5b537c074e6445274ceaec09de5f35f7b58ef205ea1869ec20f0
- SSDEEP 49152:KWd8RRcUImmSkdMSaG/ARF9oXl/dOfjA7GSgiRv7uXwzST+xTlHPuufYH5xjD872:KWehfGe+xTlHe8z7TD3336
- TLSH T196F57D23F38D653ED05B1A3A9D379384593BB66069168C57A7FC3A8C4F361802F2A747
- MD5 SHA1 SHA512 SSDEEP TLSH