Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/10/2026, 21:59
Behavioral task
behavioral1
Sample
jaffacakes118_Trojan.Win32.Buzus.olnk.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target jaffacakes118_Trojan.Win32.Buzus.olnk.exe
- Size 337KB
- Sample261018-1v2s5sa16w
- SHA256 b4ecd5d6bf6c0dec5280bc67a160f2497741396c3faddfc56680f819a6f8053a
- MD5 9deb8803d1415a27de3ffc9235094207
- SHA1 7d9f0a02fc64c7a18ddf240e8f1bac32912387c5
- SHA512 3fde32757859aa36fbbffca83750e32812fa41ce96a0d90e44f15a962dac282a93a8d155aed0d5167dd9791c2e3b9253b78488ab477dcc08399169556417eec7
- SSDEEP 6144:ZrWlPkbBYz2xIqOWrn0Ha59xuj1VHhPn0hpj/omV/UVFTuzEXSjVr:Z6lPkbBYqx/OWY6wl0v/vVQ6zE
- TLSH T10474126DCB4248F7E25017F07A978E090A68DA3AB15DFBE307019B1FBD293352D1C699
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 52 set thread context of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 -
resource yara_rule behavioral2/memory/52-0-0x0000000000400000-0x00000000004DA000-memory.dmp upx behavioral2/memory/52-2-0x0000000000400000-0x00000000004DA000-memory.dmp upx behavioral2/memory/52-3-0x0000000000400000-0x00000000004DA000-memory.dmp upx behavioral2/memory/52-4-0x0000000000400000-0x00000000004DA000-memory.dmp upx - 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 jaffacakes118_Trojan.Win32.Buzus.olnk.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89 PID 52 wrote to memory of 980 52 jaffacakes118_Trojan.Win32.Buzus.olnk.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Buzus.olnk.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Buzus.olnk.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:52 -
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Buzus.olnk.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Buzus.olnk.exe"2⤵PID:980
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