0e2b937416fa599fa52d30e74769018898a1aed016503ada9188e8aa3815fee6

Analysis

max time kernel
16s
max time network
116s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/09/2026, 22:13

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General

Target
jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe
Size 72KB
Sample260920-15ercseq8w
SHA256 0e2b937416fa599fa52d30e74769018898a1aed016503ada9188e8aa3815fee6
MD5 28471240c33fe273d365406dcdf28fd4
SHA1 3df24d0aac452eb594e1a7640147b8cdf8675d55
SHA512 bfb7568564d5d4c6cd4c1adeacc86008526afa86c92901dc69959833c9a912518b6715b7c9ff1e2a0b356bf65f53463b4e7a0e7ced51c35289cb462fd3c4f0a3
SSDEEP 768:O8muieyvhqPSgiENiCY7qDpGjW7/U/jSXuHQilKPMPC4VqrMZWXArffTeffUW7Ey:OzhyS5CkqDUWb0jOYC4VqrMZWXAWAdyP
TLSH
T15973D97B7F8B5446E08C52BD3787CFD12617794CAF074192768C6FAE5E20D630A2A263
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery persistence

Malware Config

Signatures

Modifies visibility of hidden/system files in Explorer 2 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	fzsoit.exe

Executes dropped EXE 2 IoCs

pid	Process
3320	fzsoit.exe
2420	fzsoit.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\fzsoit = "C:\\Users\\Admin\\fzsoit.exe"	fzsoit.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fzsoit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fzsoit.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe
3320	fzsoit.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
5868	jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe
3320	fzsoit.exe
2420	fzsoit.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5868 wrote to memory of 3320	5868	jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118__28471240c33fe273d365406dcdf28fd4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5868
- C:\Users\Admin\fzsoit.exe
  "C:\Users\Admin\fzsoit.exe"
  2⤵
  - Modifies visibility of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3320

C:\Users\Admin\fzsoit.exe
C:\Users\Admin\fzsoit.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2420

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

fzsoit.exe

Path C:\Users\Admin\fzsoit.exe
Size 72KB
SHA256 6d3e294ab10b38825b6a86509b8cb5dc93d969a55e34c9d4ad02b648617d5a96
MD5 5159b5789074c36c78ee05bcb63fc578
SHA1 f7113ed22238393c41aeb767a65dc119cbefae43
SHA512 a1ee3bf75689efb2b060132d9d1d4a4f28a2f3b41550afefcdeef8066e40018752209f7c2b0dadd0b597d5adf42fe4bcef70c780075831ea3ff4705c74bc2bb5
SSDEEP 768:bGmui2fP67ysY7qDpGjW7/U/jSXuHQilKPMPC4VqrMZWXArffTeffUW7EBmAd8D5:bo6uskqDUWb0jOYC4VqrMZWXAWAdVh+
TLSH
T16273C97A7E8A988FD19413393747CAD12133694DAF4B9247629C2FAF4C20F52093E667
MD5 SHA1 SHA512 SSDEEP TLSH

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