Analysis
- max time kernel
114s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
08/04/2024, 16:29
General
- Target e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe
- Size 1000KB
- Sample240408-tznnradg98
- SHA256 bfcbbac649869801fdd4fb661b5210d6b5fc6ff8d1644b77ac7798788e3b8018
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of UnmapMainImage 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe" /TN Google_Trk_Updater /F3⤵
- Creates scheduled task(s)
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3988 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
e7e769735eeffd0679b3f7bc25b73692_JaffaCakes118.exe
memory/1120-13-0x0000000000400000-0x0000000000483000-memory.dmp
memory/1120-14-0x0000000001510000-0x0000000001593000-memory.dmp
memory/1120-20-0x0000000004F00000-0x0000000004F7E000-memory.dmp
memory/1120-21-0x0000000000400000-0x000000000045B000-memory.dmp
memory/1120-27-0x0000000000400000-0x000000000045B000-memory.dmp
memory/1380-0-0x0000000000400000-0x0000000000483000-memory.dmp
memory/1380-1-0x0000000001510000-0x0000000001593000-memory.dmp
memory/1380-2-0x0000000000400000-0x000000000047E000-memory.dmp
memory/1380-11-0x0000000000400000-0x000000000047E000-memory.dmp