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Analysis
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max time kernel
152s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
14/10/2023, 08:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
NEAS.ec064e21006e7fabf466de636449cfd0.dll
Resource
win7-20230831-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.ec064e21006e7fabf466de636449cfd0.dll
Resource
win10v2004-20230915-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
NEAS.ec064e21006e7fabf466de636449cfd0.dll
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Size
30KB
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MD5
ec064e21006e7fabf466de636449cfd0
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SHA1
e415e8de596eecb62037de952f2fbf1493c5d01a
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SHA256
22f0b6354c4f692417389c98a1dde1e689e272321a550158e3f982669a70fe7e
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SHA512
12a675593310241c81863a9885e1f943baeae762426c8b8f0c0f328d26b94cbf7697f75a0c38bda3bbf6057af25984ab0fcb1ef35d34bbbf010348d13d64a10d
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SSDEEP
768:j0xohKSBCHQ+PeJy6ELQdfyRSXR6yiQHGL:PKdmJtdlXR6yDmL
Score
5/10
Malware Config
Signatures
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Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\adobe.dll rundll32.exe File opened for modification C:\Windows\adobe.dll rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "NEAS.ec064e21006e7fabf466de636449cfd0.dll,1288770910,408043380,-352895392" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe 2356 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2440 wrote to memory of 2436 2440 rundll32.exe 28 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29 PID 2436 wrote to memory of 2356 2436 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ec064e21006e7fabf466de636449cfd0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.ec064e21006e7fabf466de636449cfd0.dll,#12⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\adobe.dll",_RunAs@163⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2356
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
30KB
MD5ec064e21006e7fabf466de636449cfd0
SHA1e415e8de596eecb62037de952f2fbf1493c5d01a
SHA25622f0b6354c4f692417389c98a1dde1e689e272321a550158e3f982669a70fe7e
SHA51212a675593310241c81863a9885e1f943baeae762426c8b8f0c0f328d26b94cbf7697f75a0c38bda3bbf6057af25984ab0fcb1ef35d34bbbf010348d13d64a10d