Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 06:44
Behavioral task
behavioral1
Sample
_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe
Resource
win10v2004-20260130-en
5 signatures
150 seconds
General
- Target _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe
- Size 10.9MB
- Sample260420-hhxpjsfx2z
- SHA256 3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf
- MD5 5a82c8bfd42c73b6681bf86cdd2a2b34
- SHA1 5fec8a8db3cd19b32e85726a35044ce1b98d9105
- SHA512 67d7b79f9e720565b4f6fd62bab6d38db779cbba6795cb024000ee97c5815507be57004788001f9de9807708882ca0c2e1c03e379b75fad648f330070bd20f82
- SSDEEP 98304:3N66F2deAsfGAoAtxQqBLJ1uZ/wdR/+UDeluQ0O5+czRcO6X7:PQdT1F0QqdUI/+U6u4yX7
- TLSH T174B60237B28A673EE06E5A3B59B691105D3B7A21A41E8C16DBE44C4CCF2E0601E7F747
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3524 _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp - Loads dropped DLL 2 IoCs
pid Process 3524 _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp 3524 _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.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 _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/484-0-0x0000000000FA0000-0x0000000001087000-memory.dmp innosetup behavioral2/memory/484-12-0x0000000000FA0000-0x0000000001087000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 484 wrote to memory of 3524 484 _3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe"C:\Users\Admin\AppData\Local\Temp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Users\Admin\AppData\Local\Temp\is-84A349SJJG.tmp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp"C:\Users\Admin\AppData\Local\Temp\is-84A349SJJG.tmp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp" /SL5="$602EE,3968256,884224,C:\Users\Admin\AppData\Local\Temp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3524
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-84A349SJJG.tmp\_3ca8c4b0ef312b54887a08e695a784671117af62549d25a8424fb3977495b2cf.tmp
- Size 3.6MB
- SHA256 e9f05159e33086b554f7e43be4d7253fac9f49e729b5bd58d411e3d781f78cd9
- MD5 affa095775dece5a87d784ae2f88a9a7
- SHA1 98eb1aee6da20f65b55c192ea225b1b2c30a4b06
- SHA512 eeae6fca9337310aa188fb1ce1777c84d8cbe7071606a3537fc8b0de50c8e16b7a19fc28b65224ac7e3b939daefe7458e41bb67c6c2e9026d2cec3f04a9c55f8
- SSDEEP 49152:QRlPTL3bZxTK30VySO6094L7WhIMTRZYiVIc3mjLXxumICaz333cho:QvTgb42hIMTRZ/VF3MXxu333cu
- TLSH T1FA068D13B388643FE06B1A395837BA54583F767239168C675BF40A8C8F752842E3A777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-TG0UT2V6UC.tmp\_isetup\_isdecmp.dll
- Size 34KB
- SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
- MD5 c6ae924ad02500284f7e4efa11fa7cfc
- SHA1 2a7770b473b0a7dc9a331d017297ff5af400fed8
- SHA512 f321e4820b39d1642fc43bf1055471a323edcc0c4cbd3ddd5ad26a7b28c4fb9fc4e57c00ae7819a4f45a3e0bb9c7baa0ba19c3ceedacf38b911cdf625aa7ddae
- SSDEEP 768:Z4NHPfHCs6GNOpiM+RFjFyzcN23A4F+OiR9riuujF+X4UriXiRF:Zanvc+R9F4s8/RiPWuUs4UWXiv
- TLSH T11EF23AA1BDED1F53DA8A0A3056C994235C31E1D44B0008F7D5D9CA672A8E3A75FB329F
- MD5 SHA1 SHA512 SSDEEP TLSH