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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
11/06/2024, 04:59
Behavioral task
behavioral1
Sample
f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe
Resource
win10v2004-20240426-en
General
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Target
f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe
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Size
134KB
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MD5
7e35192dff05223013b36738165e828b
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SHA1
3dce19d1e456f3a309b2405296a0239d21bbd276
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SHA256
f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9
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SHA512
affe3a3ce4b910b91082f945595c0e3e503b1eff0095570511357cf81f779d13ddea067c3c534ce577e194d5d927b155fd79efee25a8551b54107d0eab59f3eb
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SSDEEP
1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QH:riAyLN9aa+9U2rW1ip6pr2At7NZuQH
Malware Config
Signatures
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UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral1/memory/2084-0-0x0000000000DE0000-0x0000000000E08000-memory.dmp UPX behavioral1/files/0x0036000000014335-2.dat UPX behavioral1/memory/1248-6-0x0000000001380000-0x00000000013A8000-memory.dmp UPX behavioral1/memory/2084-7-0x0000000000DE0000-0x0000000000E08000-memory.dmp UPX behavioral1/memory/2084-9-0x0000000000DE0000-0x0000000000E08000-memory.dmp UPX -
Executes dropped EXE 1 IoCs
pid Process 1248 WwanSvc.exe -
Loads dropped DLL 1 IoCs
pid Process 2084 f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe -
resource yara_rule behavioral1/memory/2084-0-0x0000000000DE0000-0x0000000000E08000-memory.dmp upx behavioral1/files/0x0036000000014335-2.dat upx behavioral1/memory/1248-6-0x0000000001380000-0x00000000013A8000-memory.dmp upx behavioral1/memory/2084-7-0x0000000000DE0000-0x0000000000E08000-memory.dmp upx behavioral1/memory/2084-9-0x0000000000DE0000-0x0000000000E08000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2084 wrote to memory of 1248 2084 f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe 28 PID 2084 wrote to memory of 1248 2084 f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe 28 PID 2084 wrote to memory of 1248 2084 f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe 28 PID 2084 wrote to memory of 1248 2084 f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe"C:\Users\Admin\AppData\Local\Temp\f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\ProgramData\Update\WwanSvc.exe"C:\ProgramData\Update\WwanSvc.exe" /run2⤵
- Executes dropped EXE
PID:1248
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
134KB
MD511291a21038b3e3020529f3acadd1118
SHA14f9a08da4f706226545c1443a9800971e0fdd511
SHA256c751518233f6fe9bb84d46c2692fd12bb90a98ae468bce04ebdb11acc725261e
SHA512df8fa75dc51fdc516bfc55d4a530007a97ffb04c0cbaae288f6271d861ac554c098d6fa344dece2dc473ebee12b9d5e4e8cd645abdc04374e4afead08d9d87f8