79f968f7e3fd804cc580faef3161b02dad57fbe2daef819e2f60067817858bac

Analysis

max time kernel
167s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 01:52

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General

Target

GOLAYA-TOPLESS.exe
Size

181KB
MD5

b1d337c0c73cbea038b997d6abaddb31
SHA1

4f4d45e58de9ee50b01e53846143427d942268ef
SHA256

3fd1978f95b6bc6efab67e2b2b98b0c373cccc10757457f7735dc3b2a4f29720
SHA512

3c25bd65e87fa431ab7ade6c61bbf825b18633d7bee97ca8061ae4d0f68c9715d14e6f411d83471daaab0a0f93927f90d3bfb93a5abacfce0cda342807a6c573
SSDEEP

3072:rBAp5XhKpN4eOyVTGfhEClj8jTk+0hR4udk4Rjb+o:WbXE9OiTGfhEClq9Xuvjbz

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
15	1620	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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	GOLAYA-TOPLESS.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\planningandinforma.tion	GOLAYA-TOPLESS.exe
File opened for modification	C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\OnmywaytoHamburg.bat	GOLAYA-TOPLESS.exe
File opened for modification	C:\Program Files (x86)\power inverters, radar\Tourism Whistler offers comprehensive\all.vbs	GOLAYA-TOPLESS.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-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings	GOLAYA-TOPLESS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 3916	456	GOLAYA-TOPLESS.exe	81
PID 456 wrote to memory of 3916	456	GOLAYA-TOPLESS.exe	81
PID 456 wrote to memory of 3916	456	GOLAYA-TOPLESS.exe	81
PID 456 wrote to memory of 1620	456	GOLAYA-TOPLESS.exe	83
PID 456 wrote to memory of 1620	456	GOLAYA-TOPLESS.exe	83
PID 456 wrote to memory of 1620	456	GOLAYA-TOPLESS.exe	83

C:\Users\Admin\AppData\Local\Temp\GOLAYA-TOPLESS.exe
"C:\Users\Admin\AppData\Local\Temp\GOLAYA-TOPLESS.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:456
- 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:3916
- 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:1620

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

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
22ded7b6d88931639d5ec17f63ded2ec

SHA1
ef89258c3117d590a97ae89dc9a6a17406983018

SHA256
d400f954435e7d1d5fb092ae6e56e1a7902ba40103cf617057564aeab22fd380

SHA512
1b25ea6621f58049110a9a8e193a60b559670e876d92a96d389e11ee5ba3c42575749592e9764e15d297a13d6ed9b08199fc565e47053963267de9a56f07dd4b

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

Filesize
911B

MD5
7d030cb549eadb46787e774b7d2349ea

SHA1
0ce746e7a1e8ce96250a6c9764aae24d20b8fe43

SHA256
f3fed63e84e70ca80081e4cf165b2d28c8088524c6b67a35c361834fecac59e5

SHA512
0798d7646a9bdeb70274c075d1c88cf60db6c09b8331df07a7fa40530b4c9538a77ce6d05abaa9d562ba6112dd22667baf9fbb6a9dc8641eb413b0667af9b8d5

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

Filesize
74B

MD5
96121bfd46615e1d80c6d3152b79b2b1

SHA1
73f39abe1ddf9ea28656f2d1454ff6e5df357719

SHA256
aa6f7ca0b17424562d0926160849fe0a4dcee46f46254ac2cd90fc529ca0cd6a

SHA512
3dae396d5c336006ac0be6362e16f66b9f771c14b115461b7a76f71de181cfc80a2983664ebc5ad6fac44e4702f1a0dbf98b774f7bc884a7dff5617755d821f2

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

Filesize
1KB

MD5
c103de0bdd559496de273a00bd9b6806

SHA1
7da2e899d8d1c6110495602364375fb800012e21

SHA256
9351acf3b7ab24de41196bef296b951acb91338c428a4da92f3885ecdd19c1f0

SHA512
6548f7499649c5fd6324379f348e4e5a9df1b0cd103609d3453c901e4d10e70ebc182cef131a75dd53cc73a15ebfe1e36cde4005e488879900d552da5511eb19

Download Submit
memory/1620-134-0x0000000000000000-mapping.dmp

Download
memory/3916-132-0x0000000000000000-mapping.dmp

Download