Analysis
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max time kernel
154s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2022 16:10
Behavioral task
behavioral1
Sample
44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
General
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Target
44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe
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Size
298KB
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MD5
133b166b1667f94bea35d8fba25810ca
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SHA1
b369936e9f5daf3dfc3b2b1b6efdfb12552610b4
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SHA256
44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c
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SHA512
e2de71cb38d0f798fecbb0bb3a7dc668c84d4514d1b7d5862272a363b7b267dd5934aa910c0aa27b8f5cb4538a197f10437c9c84081382a1f0d89ad759a569e0
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SSDEEP
6144:EuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLqIY/:v6Wq4aaE6KwyF5L0Y2D1PqL4
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" svhost.exe -
Executes dropped EXE 1 IoCs
pid Process 2268 svhost.exe -
resource yara_rule behavioral2/memory/3436-132-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/files/0x0009000000022e12-135.dat upx behavioral2/files/0x0009000000022e12-134.dat upx behavioral2/memory/2268-136-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/memory/3436-137-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/memory/2268-138-0x0000000000400000-0x00000000004C2000-memory.dmp upx -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\i: svhost.exe File opened (read-only) \??\k: svhost.exe File opened (read-only) \??\p: svhost.exe File opened (read-only) \??\s: svhost.exe File opened (read-only) \??\f: svhost.exe File opened (read-only) \??\g: svhost.exe File opened (read-only) \??\r: svhost.exe File opened (read-only) \??\x: svhost.exe File opened (read-only) \??\e: svhost.exe File opened (read-only) \??\j: svhost.exe File opened (read-only) \??\l: svhost.exe File opened (read-only) \??\n: svhost.exe File opened (read-only) \??\o: svhost.exe File opened (read-only) \??\q: svhost.exe File opened (read-only) \??\u: svhost.exe File opened (read-only) \??\v: svhost.exe File opened (read-only) \??\y: svhost.exe File opened (read-only) \??\z: svhost.exe File opened (read-only) \??\a: svhost.exe File opened (read-only) \??\b: svhost.exe File opened (read-only) \??\h: svhost.exe File opened (read-only) \??\m: svhost.exe File opened (read-only) \??\t: svhost.exe File opened (read-only) \??\w: svhost.exe -
AutoIT Executable 4 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3436-132-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe behavioral2/memory/2268-136-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe behavioral2/memory/3436-137-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe behavioral2/memory/2268-138-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\svhost.exe 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe File opened for modification C:\Windows\Driver.db svhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2268 svhost.exe -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe 2268 svhost.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3436 wrote to memory of 2268 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 80 PID 3436 wrote to memory of 2268 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 80 PID 3436 wrote to memory of 2268 3436 44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe"C:\Users\Admin\AppData\Local\Temp\44f7f5eebe86e97a18204ec017165c640ff47b3bcb68ed1c736d0f17624c848c.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3436 -
C:\Windows\svhost.exeC:\Windows\svhost.exe2⤵
- Modifies visibility of file extensions in Explorer
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2268
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
298KB
MD56f4b8c396846f3a1592f8944ca44097b
SHA1121143d8cb95366f596250e5b5e1bea300e8e144
SHA25619128d4edd410d2247a19d5046da6cea00bddc970dd8e13a0e9090ff604bf9ce
SHA512716db6bf558a079b411f0d8f081f48bfbc03e62b808d3eb69f20cfaa0a235aeb555ee3f88fa74e789dd60fe309aa86b9d36f29c1e62be2b5cc506ad6f70b7a8a
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Filesize
298KB
MD56f4b8c396846f3a1592f8944ca44097b
SHA1121143d8cb95366f596250e5b5e1bea300e8e144
SHA25619128d4edd410d2247a19d5046da6cea00bddc970dd8e13a0e9090ff604bf9ce
SHA512716db6bf558a079b411f0d8f081f48bfbc03e62b808d3eb69f20cfaa0a235aeb555ee3f88fa74e789dd60fe309aa86b9d36f29c1e62be2b5cc506ad6f70b7a8a