e7d65d47715eb27f4385a5fe74335623081feb128d330ed5c9fb2c5f9da08394

Analysis

max time kernel
103s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 12:22

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General

Target

b931920c17042d36d1fcaac5ca6cac20N.exe
Size

9.8MB
MD5

b931920c17042d36d1fcaac5ca6cac20
SHA1

bb7a8d7cfcd28aafc210fa988f2b3356dbcd0feb
SHA256

e7d65d47715eb27f4385a5fe74335623081feb128d330ed5c9fb2c5f9da08394
SHA512

c2bd1d959d20be185fc2ecafa04e1a1b3fc0aa711e57572e5d48cd9f4052afb5f522d8e11344a2e292fb0b2c8324eec8a5a5c652983fac1b799bac8769494bd9
SSDEEP

98304:rGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGyooooooooooooooooooq:Q

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1020	svrwsc.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3896-0-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/memory/3896-2-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/files/0x00090000000233ef-5.dat	upx
behavioral2/memory/1020-7-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\svrwsc.exe	b931920c17042d36d1fcaac5ca6cac20N.exe
File created	C:\Windows\SysWOW64\svrwsc.exe	svrwsc.exe

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b931920c17042d36d1fcaac5ca6cac20N.exe

C:\Users\Admin\AppData\Local\Temp\b931920c17042d36d1fcaac5ca6cac20N.exe
"C:\Users\Admin\AppData\Local\Temp\b931920c17042d36d1fcaac5ca6cac20N.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3896

C:\Windows\SysWOW64\svrwsc.exe
C:\Windows\SysWOW64\svrwsc.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\svrwsc.exe

Filesize
10.3MB

MD5
3882e0f24280645ae1236ff550bb9671

SHA1
96ef3dbc760d30459c2172b8c7da16376f8cf25b

SHA256
aed5dd3ff238564d4695266cd83913f4c13d0ff6ebe484d1f88f484fed2cd79c

SHA512
7385e3a8d4f63e2030ff2d33b765222001e7aced2ed2dee338c5df796ffe055a3574694469cd5059ecfcc8874f94527a06759d76dcddd4b08b47f3d0fe1026f1

Download Submit
memory/1020-8-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1020-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3896-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3896-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/3896-3-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3896-2-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3896-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download