Analysis
- max time kernel
150s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
25/09/2026, 19:49
General
- Target 2026-09-25_c86146e5697bc15dc70eea527542bda6_cobalt-strike.exe
- Size 3.8MB
- Sample260925-yj431swt7j
- SHA256 9006e10eaa33202276fb0851ec3fbb5871801730206cdf2d0af3b4db2100d398
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies Internet Explorer settings 1 TTPs 4 IoCs
- Modifies registry class 8 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 64 IoCs
- Suspicious use of SetWindowsHookEx 13 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\2026-09-25_c86146e5697bc15dc70eea527542bda6_cobalt-strike.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-25_c86146e5697bc15dc70eea527542bda6_cobalt-strike.exe"2⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Public\Documents\resumetmp.docx" /o ""3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
iso690.xsl
index.dat
ExcludeDictionaryEN0409.lex
fb3b0dbfee58fac8.customDestinations-ms
fb3b0dbfee58fac8.customDestinations-ms
resumetmp.docx
memory/628-1-0x000001CF797F0000-0x000001CF79A17000-memory.dmp
memory/628-22-0x0000000000070000-0x0000000000498000-memory.dmp
memory/628-0-0x000001CF797F0000-0x000001CF79A17000-memory.dmp
memory/2652-26-0x00007FFE9F73F000-0x00007FFE9F740000-memory.dmp
memory/2652-27-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-29-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-30-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-31-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-33-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-32-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-34-0x00007FFE5CE40000-0x00007FFE5CE50000-memory.dmp
memory/2652-25-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-24-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-35-0x00007FFE5CE40000-0x00007FFE5CE50000-memory.dmp
memory/2652-28-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-23-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-69-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-68-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-525-0x00007FFE9F5E0000-0x00007FFE9F843000-memory.dmp
memory/2652-523-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-522-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-521-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2652-524-0x00007FFE5F720000-0x00007FFE5F730000-memory.dmp
memory/2952-16-0x0000000003540000-0x0000000003553000-memory.dmp
memory/2952-15-0x0000000003520000-0x0000000003534000-memory.dmp
memory/2952-13-0x0000000003520000-0x0000000003534000-memory.dmp