473777496948ed3ad71ece26a5e5bd47fdc674ed4c4201d1c1f562ec4233e5d3

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 17:03

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General

Target

PHOTO-GOLAYA.exe
Size

181KB
MD5

c1eac9961bf688d75ec96b4d38eedfde
SHA1

af7224a1329c61d9057496428cb95c7cebb3f584
SHA256

de19911598a83d5b504cf7b4c24f5f6f8b68dcc6b72b8f79c3b2d353c93accfd
SHA512

c0f76c82c57da5f52deafd3c7b6ec17dcf9653d4ac7f488645743cd61f43dcf196d6647fa6de2345c8ada61a03aeba2b73d9bdd7162689df0a816311ebc9e01a
SSDEEP

3072:xBAp5XhKpN4eOyVTGfhEClj8jTk+0hUEQT3a3:0bXE9OiTGfhEClq9rEQo

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
6	4996	WScript.exe

Drops file in Drivers directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	cmd.exe
File opened for modification	C:\Windows\System32\drivers\etc\hosts	WScript.exe
File opened for modification	C:\Windows\System32\drivers\etc\hîsts	WScript.exe

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	PHOTO-GOLAYA.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\all.vbs	PHOTO-GOLAYA.exe
File opened for modification	C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\planningandinforma.tion	PHOTO-GOLAYA.exe
File opened for modification	C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\OnmywaytoHamburg.bat	PHOTO-GOLAYA.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings	PHOTO-GOLAYA.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 756	1064	PHOTO-GOLAYA.exe	78
PID 1064 wrote to memory of 756	1064	PHOTO-GOLAYA.exe	78
PID 1064 wrote to memory of 756	1064	PHOTO-GOLAYA.exe	78
PID 1064 wrote to memory of 4996	1064	PHOTO-GOLAYA.exe	80
PID 1064 wrote to memory of 4996	1064	PHOTO-GOLAYA.exe	80
PID 1064 wrote to memory of 4996	1064	PHOTO-GOLAYA.exe	80

C:\Users\Admin\AppData\Local\Temp\PHOTO-GOLAYA.exe
"C:\Users\Admin\AppData\Local\Temp\PHOTO-GOLAYA.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\OnmywaytoHamburg.bat" "
  2⤵
  - Drops file in Drivers directory
  PID:756
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\all.vbs"
  2⤵
  - Blocklisted process makes network request
  - Drops file in Drivers directory
  PID:4996

Network

MITRE ATT&CK Enterprise v6

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:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\OnmywaytoHamburg.bat

Filesize
2KB

MD5
6dae3e7a8ec299860ea4ca69c3a03896

SHA1
32b43c32f05b1525ebd11339ad53da3b0b9404e9

SHA256
843673700074de749911e4b68daa38b8cabf9d300379cd3668c8e77e891cb94f

SHA512
1b210000eb2ddf955e99a845872297a52fb39853776818916f87da8bbf170d45f7f9f1ae72f2f3d97f3a8ff85ddeca36183bb65077259ddfb1ab92dc6cf6f559

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C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\all.vbs

Filesize
938B

MD5
f8c2225f1121b68e271a39a8565890d6

SHA1
a86e56dd4dcb1365e4ae1f82fb5adba401b0b785

SHA256
5ac006c7a6c545d091d4343bfb8b8dac6de9b1c3ef036041a95dfc1e4daccc4e

SHA512
5043e920becdda1b09f4bca98f85ea47652f91243071ea81d69bd23b11554c4bc32888555add549d71f53d0edb54249465662cb9ec25d7a4ff750d882184973c

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C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\planningandinforma.tion

Filesize
74B

MD5
e4de17733467b756874acd58408f91ce

SHA1
d565a19054a630b4e1c770c6448df88c97273642

SHA256
7e7fad021ec3258e61252983d4fb6da573233d4c94f146079ee545b65965456b

SHA512
7daa8a5b65d9c905f214cbe1f824e3408b5ca42302f1b534f54d0f0ecc5235a44e41b729a7e3283b93ac886831c809bbb8d989685e12a30c211577d9cb182d12

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C:\Windows\System32\drivers\etc\hosts

Filesize
1KB

MD5
c103de0bdd559496de273a00bd9b6806

SHA1
7da2e899d8d1c6110495602364375fb800012e21

SHA256
9351acf3b7ab24de41196bef296b951acb91338c428a4da92f3885ecdd19c1f0

SHA512
6548f7499649c5fd6324379f348e4e5a9df1b0cd103609d3453c901e4d10e70ebc182cef131a75dd53cc73a15ebfe1e36cde4005e488879900d552da5511eb19

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