Analysis
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max time kernel
120s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11/06/2024, 00:52
Behavioral task
behavioral1
Sample
96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe
Resource
win10v2004-20240426-en
General
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Target
96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe
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Size
134KB
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MD5
76032e1a2c6a0307274f5de8c21b4cbb
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SHA1
d6b8510eab61d712cb2f89c936ff79cb32eb5ec5
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SHA256
96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3
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SHA512
3928fde08dc9e71de650768fe1d99eaa60b01e795f9024bf672d10bcae60ac0c5031160059676b47976564f43580c354921b3ba44a63aa071806e1dcdfff990e
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SSDEEP
1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qv:riAyLN9aa+9U2rW1ip6pr2At7NZuQv
Malware Config
Signatures
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UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/2744-0-0x0000000001020000-0x0000000001048000-memory.dmp UPX behavioral1/files/0x002e000000014698-2.dat UPX behavioral1/memory/3008-6-0x0000000000C60000-0x0000000000C88000-memory.dmp UPX behavioral1/memory/2744-7-0x0000000001020000-0x0000000001048000-memory.dmp UPX behavioral1/memory/3008-9-0x0000000000C60000-0x0000000000C88000-memory.dmp UPX behavioral1/memory/2744-10-0x0000000001020000-0x0000000001048000-memory.dmp UPX -
Executes dropped EXE 1 IoCs
pid Process 3008 WwanSvc.exe -
Loads dropped DLL 1 IoCs
pid Process 2744 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe -
resource yara_rule behavioral1/memory/2744-0-0x0000000001020000-0x0000000001048000-memory.dmp upx behavioral1/files/0x002e000000014698-2.dat upx behavioral1/memory/3008-6-0x0000000000C60000-0x0000000000C88000-memory.dmp upx behavioral1/memory/2744-7-0x0000000001020000-0x0000000001048000-memory.dmp upx behavioral1/memory/3008-9-0x0000000000C60000-0x0000000000C88000-memory.dmp upx behavioral1/memory/2744-10-0x0000000001020000-0x0000000001048000-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" 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2744 wrote to memory of 3008 2744 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe 28 PID 2744 wrote to memory of 3008 2744 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe 28 PID 2744 wrote to memory of 3008 2744 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe 28 PID 2744 wrote to memory of 3008 2744 96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe"C:\Users\Admin\AppData\Local\Temp\96615c080c85c00403039e5116876ba7614897e974424b58246beb99214c95b3.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\ProgramData\Update\WwanSvc.exe"C:\ProgramData\Update\WwanSvc.exe" /run2⤵
- Executes dropped EXE
PID:3008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
134KB
MD53f2d8bc3d4c5ee7aa147f42de5e0d1bf
SHA1fdd16e59603715958c26ebbf9a45d0ac0ccf8486
SHA256f1b52e3b55bdda424e280c976f8e58abc2f4706652a2f5bc8ca04492ec6ced6a
SHA5120e3600f1e1dd48914308eba9f2489731ead1b24dad0d7217c1fe47cb8aab26f58d8580551b99d2127b20842246c3a5309a91ce1ea684c612c657e1824a994e27