Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/10/2026, 04:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
General
- Target 2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe
- Size 215KB
- Sample261029-ev5ddahs5v
- SHA256 c6f76c71991507a5a0a704c4f7ce942eff749e73805ae092af98da758c171808
- MD5 dfadb003c94b143a1c607955f7c26850
- SHA1 4787b33c02453435b2799decb9513d351539abdb
- SHA512 380920aed40da23e39b058e79ce30fea9845a6c6b30fd6eb1441f274a23c9f8b46a8f3d5c9ad352cf49264080eec54dcb499ae85e123a813c465bac324f08e5f
- SSDEEP 3072:vWvZ703zKX2zLc8ZVyv85wi+TLrRTcocjnHVfhdGz9Lkm2lQBV+UdE+rECWp7hKW:uvZoj/vHjwuDVJcRvBV+UdvrEFp7hKUx
- TLSH T1D124BF0135C0CBF9E5B6193134B8EA205AFEF93D0F764DDBA34502694F2C6C25679A2B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b84b-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x000600000001b84b-1.dat UPX behavioral2/memory/5436-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/5436-8-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000600000001b84b-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 5436 2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe -
resource yara_rule behavioral2/files/0x000600000001b84b-1.dat upx behavioral2/memory/5436-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5436-8-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5436 2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_dfadb003c94b143a1c607955f7c26850_amadey_cobalt-strike_elex_floxif_hellokitty_hijackloader.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5436
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- TLSH T17863F1372AB5807DDD210D37949F835AB771E5A76C20643FC25907D988B8DD0E3239AE
- MD5 SHA1 SHA512 SSDEEP TLSH