Overview
overview
10Static
static
3Nerestpc/Nerestpc.exe
windows7-x64
10Nerestpc/Nerestpc.exe
windows10-2004-x64
10Nerestpc/bin/Adb.dll
ubuntu-24.04-amd64
Nerestpc/b...pi.dll
windows7-x64
3Nerestpc/b...pi.dll
windows10-2004-x64
3Nerestpc/b...pi.dll
windows7-x64
3Nerestpc/b...pi.dll
windows10-2004-x64
3Nerestpc/bin/adb.exe
windows7-x64
3Nerestpc/bin/adb.exe
windows10-2004-x64
3Analysis
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max time kernel
103s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2025, 13:55
Static task
static1
Behavioral task
behavioral1
Sample
Nerestpc/Nerestpc.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Nerestpc/Nerestpc.exe
Resource
win10v2004-20250313-en
Behavioral task
behavioral3
Sample
Nerestpc/bin/Adb.dll
Resource
ubuntu2404-amd64-20250307-en
Behavioral task
behavioral4
Sample
Nerestpc/bin/AdbWinApi.dll
Resource
win7-20240903-en
Behavioral task
behavioral5
Sample
Nerestpc/bin/AdbWinApi.dll
Resource
win10v2004-20250314-en
Behavioral task
behavioral6
Sample
Nerestpc/bin/AdbWinUsbApi.dll
Resource
win7-20241010-en
Behavioral task
behavioral7
Sample
Nerestpc/bin/AdbWinUsbApi.dll
Resource
win10v2004-20250314-en
Behavioral task
behavioral8
Sample
Nerestpc/bin/adb.exe
Resource
win7-20240729-en
Behavioral task
behavioral9
Sample
Nerestpc/bin/adb.exe
Resource
win10v2004-20250314-en
General
-
Target
Nerestpc/bin/AdbWinApi.dll
-
Size
105KB
-
MD5
73030f38c867f5a7bd6ee331203f3d7a
-
SHA1
3e71b43c9b25af29bb4b8f455c176c5e89404567
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SHA256
9ffacedc41b2752075571e1a474ff50c5dcbe1f64db56db24aaec78aea1126df
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SHA512
492988fc89ae61e3af4904c0f593fbc4703293a915901ff98824cdcc77a7ac695faee8e1da56c66e3e2591216234a609841fb2393ce1dd2aeb91014952c6a297
-
SSDEEP
1536:2wqdq+3pvspmLh8SCykrpTG7kfGHuNezq02XJqo+iFi1yCPP7r3PxUU:2wqD3L8Tezq0et+ui1y6vxr
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3976 5060 WerFault.exe 87 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4888 wrote to memory of 5060 4888 rundll32.exe 87 PID 4888 wrote to memory of 5060 4888 rundll32.exe 87 PID 4888 wrote to memory of 5060 4888 rundll32.exe 87
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Nerestpc\bin\AdbWinApi.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4888 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Nerestpc\bin\AdbWinApi.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5060 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 6163⤵
- Program crash
PID:3976
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5060 -ip 50601⤵PID:1972