Resubmissions
12/04/2024, 14:24
240412-rq4mhabb491012/04/2024, 14:23
240412-rqj8vseb6x1012/04/2024, 14:23
240412-rqhp2abb46812/04/2024, 14:23
240412-rqhd9seb6w812/04/2024, 14:23
240412-rqgsqseb6v809/04/2024, 07:30
240409-jb97qsch3w1009/04/2024, 07:30
240409-jb2wcshe881009/04/2024, 07:29
240409-jba3mscg9s1009/04/2024, 07:28
240409-ja2h7she62729/03/2024, 02:37
240329-c4jf6aga879Analysis
- max time kernel
296s - max time network
1807s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
09/04/2024, 07:30
General
- Target bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
- Size 1.9MB
- Sample240409-jb97qsch3w
- SHA256 bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8
Malware Config
Extracted
-
Protocol
ftp
-
Host
musicscore.co.kr
-
Port
21
-
Username
-
Password
oh!08231108
Extracted
-
Protocol
ftp
-
Host
musicscore.co.kr
-
Port
21
-
Username
ngsu58
-
Password
oh!08231108
Signatures
- Contacts a large (884) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
- UPX packed file 54 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
-
-
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=4168 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵
-
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=1400 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
cached-microdesc-consensus.tmp
cached-microdescs.new
memory/2124-3-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-5-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-6-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-7-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-8-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-9-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-23-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-39-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-40-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-44-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-45-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-46-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-47-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-48-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-50-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-51-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-53-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-57-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-54-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-55-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-52-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-58-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-49-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-64-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-66-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-69-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-72-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-70-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-73-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-77-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-78-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-76-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-74-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-68-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-67-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-80-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-83-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-87-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-88-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-92-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-97-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-98-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-95-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-94-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-93-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-91-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-89-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-84-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-82-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-86-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-81-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-85-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-79-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2124-63-0x0000000000400000-0x0000000000848000-memory.dmp
memory/2356-1-0x00000000025F0000-0x00000000027B6000-memory.dmp
memory/2356-2-0x00000000027C0000-0x0000000002977000-memory.dmp