0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4

Analysis

max time kernel
182s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2023, 04:06

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General

Target

0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe
Size

1.2MB
MD5

ea2e718051683be0d423ae5a1e785fa4
SHA1

d9951f94dad51aaaa599460b80758809a4412a60
SHA256

0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4
SHA512

818446b9b3c1dd697f41ee968d3ba0a8600109853f3f0cd1c3ecdef0acdfff5b193dbb02b87c5e0b6f3af7cd2e834c1e957cc6860337c9bbd2c71aa7bc45f639
SSDEEP

24576:GHXXX/XXXFqIIIcXXX5j2XXXcXXXfXXXxXXXLIII+Ph2kkkkK4kXkkkkkkkkhLXJ:G9qIIIUjfIIIAbazR0vKLXZc

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe

Executes dropped EXE 1 IoCs

pid	Process
2276	eiyhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\eiyhost.exe	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe
File opened for modification	C:\Windows\Debug\eiyhost.exe	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	eiyhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	eiyhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4372	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4372 wrote to memory of 2648	4372	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe	88
PID 4372 wrote to memory of 2648	4372	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe	88
PID 4372 wrote to memory of 2648	4372	0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe	88

C:\Users\Admin\AppData\Local\Temp\0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe
"C:\Users\Admin\AppData\Local\Temp\0e11551b88a4127a0e94f06baac5cdb39fc32eb5371d152ff14544e0255784e4.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0E1155~1.EXE > nul
  2⤵
  PID:2648

C:\Windows\Debug\eiyhost.exe
C:\Windows\Debug\eiyhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Debug\eiyhost.exe

Filesize
1.2MB

MD5
4d6196e51cbb03833e5c68cf0220d3e4

SHA1
b9666d71c412b9d5326db698cdfa54d46299cea4

SHA256
cadbca34d1c46c6222274ef694010bba9f2bf82cb994f91092274044014782cf

SHA512
905320128a62fe3add0715243edf4295733f8a7d02aa7341e9c5b350d09b30b54e3091f97359d29629d005fd8fe22652827251636c765c30f898c49622099bcc

Download Submit
C:\Windows\debug\eiyhost.exe

Filesize
1.2MB

MD5
4d6196e51cbb03833e5c68cf0220d3e4

SHA1
b9666d71c412b9d5326db698cdfa54d46299cea4

SHA256
cadbca34d1c46c6222274ef694010bba9f2bf82cb994f91092274044014782cf

SHA512
905320128a62fe3add0715243edf4295733f8a7d02aa7341e9c5b350d09b30b54e3091f97359d29629d005fd8fe22652827251636c765c30f898c49622099bcc

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads