71594b76b88d37e71b27337dacbd64a1c2ac07021e3fa9193d974f31b7c8f0a4

Analysis

max time kernel
4s
max time network
7s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
21-10-2023 21:17

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General

Target

NEAS.390708dba39500f072c19ba79a7ebae0.exe
Size

380KB
MD5

390708dba39500f072c19ba79a7ebae0
SHA1

0645299db2119bc8344ff5301d41b204b204bca5
SHA256

71594b76b88d37e71b27337dacbd64a1c2ac07021e3fa9193d974f31b7c8f0a4
SHA512

861fcce5d5c9092d96b78e1caf3e267c0ad22e6be55a87aedb5ddf45e7d4666967401f734e3e65c4476f6d72ab834e9f5f743419b164479cca974634432dd4b4
SSDEEP

6144:JjluyDM3Io5R4nM/40yJN/HhL5UDuBXrPtkI0ad8i+lj2u7PGaxxN276EILWQE9H:JEyDMhqh5BL5WuNtlx6KuzGaxxNK6Eqk

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4220-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\mssrv32 = "C:\\Windows\\mssrv.exe"	NEAS.390708dba39500f072c19ba79a7ebae0.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\A:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\G:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\K:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\Q:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\U:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\M:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\N:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\T:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\W:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\Y:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\E:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\P:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\R:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\X:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\Z:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\O:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\S:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\V:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\B:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\H:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\I:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\J:	NEAS.390708dba39500f072c19ba79a7ebae0.exe
File opened (read-only)	\??\L:	NEAS.390708dba39500f072c19ba79a7ebae0.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\russian cum gay public cock .mpeg.exe	NEAS.390708dba39500f072c19ba79a7ebae0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\mssrv.exe	NEAS.390708dba39500f072c19ba79a7ebae0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4220	NEAS.390708dba39500f072c19ba79a7ebae0.exe
4220	NEAS.390708dba39500f072c19ba79a7ebae0.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.390708dba39500f072c19ba79a7ebae0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.390708dba39500f072c19ba79a7ebae0.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:4220