Analysis
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max time kernel
163s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
16/11/2023, 11:08
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.bf46b844675586ebfc094e98afaabbc0.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.bf46b844675586ebfc094e98afaabbc0.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.bf46b844675586ebfc094e98afaabbc0.exe
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Size
960KB
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MD5
bf46b844675586ebfc094e98afaabbc0
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SHA1
33f3aa5827ba4d9d0ce1c0a73c0a100427ba841b
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SHA256
16a8ec8cf5d5fd419d7c546687676e8b77ccfc0b62e8fca7d1333a7c84ca85ad
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SHA512
c7873603c396ef301b2b48a24cb6942098100b7e44f48c5514af8620d5c708ab76f34f1d282d399306b1faa13801533aa6388b25d2b31f7d44fe3fbb70e877d5
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SSDEEP
24576:ji3xuNOmbMdgU6K7lnIPkDJIAwa/ZSTeF+77LX:AxuNOmb+vIAwgqeF+bX
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2180 NEAS.bf46b844675586ebfc094e98afaabbc0.exe -
Executes dropped EXE 1 IoCs
pid Process 2180 NEAS.bf46b844675586ebfc094e98afaabbc0.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Program crash 13 IoCs
pid pid_target Process procid_target 1692 4316 WerFault.exe 84 4056 2180 WerFault.exe 94 1464 2180 WerFault.exe 94 4368 2180 WerFault.exe 94 4004 2180 WerFault.exe 94 4568 2180 WerFault.exe 94 4840 2180 WerFault.exe 94 4336 2180 WerFault.exe 94 1252 2180 WerFault.exe 94 220 2180 WerFault.exe 94 3380 2180 WerFault.exe 94 1960 2180 WerFault.exe 94 4976 2180 WerFault.exe 94 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2180 NEAS.bf46b844675586ebfc094e98afaabbc0.exe 2180 NEAS.bf46b844675586ebfc094e98afaabbc0.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4316 NEAS.bf46b844675586ebfc094e98afaabbc0.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2180 NEAS.bf46b844675586ebfc094e98afaabbc0.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4316 wrote to memory of 2180 4316 NEAS.bf46b844675586ebfc094e98afaabbc0.exe 94 PID 4316 wrote to memory of 2180 4316 NEAS.bf46b844675586ebfc094e98afaabbc0.exe 94 PID 4316 wrote to memory of 2180 4316 NEAS.bf46b844675586ebfc094e98afaabbc0.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.bf46b844675586ebfc094e98afaabbc0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.bf46b844675586ebfc094e98afaabbc0.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 3442⤵
- Program crash
PID:1692
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C:\Users\Admin\AppData\Local\Temp\NEAS.bf46b844675586ebfc094e98afaabbc0.exeC:\Users\Admin\AppData\Local\Temp\NEAS.bf46b844675586ebfc094e98afaabbc0.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2180 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 3523⤵
- Program crash
PID:4056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 6283⤵
- Program crash
PID:1464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 6803⤵
- Program crash
PID:4368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 6363⤵
- Program crash
PID:4004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 7203⤵
- Program crash
PID:4568
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 9003⤵
- Program crash
PID:4840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 14163⤵
- Program crash
PID:4336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 14763⤵
- Program crash
PID:1252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 14923⤵
- Program crash
PID:220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 14803⤵
- Program crash
PID:3380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 15643⤵
- Program crash
PID:1960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 11243⤵
- Program crash
PID:4976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 43161⤵PID:1632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2180 -ip 21801⤵PID:3376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2180 -ip 21801⤵PID:3240
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2180 -ip 21801⤵PID:3744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2180 -ip 21801⤵PID:1972
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2180 -ip 21801⤵PID:3628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2180 -ip 21801⤵PID:876
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2180 -ip 21801⤵PID:4888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2180 -ip 21801⤵PID:1504
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2180 -ip 21801⤵PID:4816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2180 -ip 21801⤵PID:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2180 -ip 21801⤵PID:4844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2180 -ip 21801⤵PID:1348
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
960KB
MD5c12364341db4480ef97a1b1b7e977ffc
SHA1a5049ec18db33078d0cc7a4b51f6b4102131087c
SHA256922482106d4d998587ddf8cb9153e0684c4bc31b8aa43f8769fdfa329e38ba6e
SHA512caf443e1b974b6b5491bd575989aa6b63df7cbc8fd98b64edccae6af0af6a4f2601e058e78eebcbeab0b6a3e5d7efc6df36f861354e435a5cc770a12d2744cef