8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 23:45

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General

Target

8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
Size

229KB
MD5

f37df14965dbd1216523994a5fd519c2
SHA1

a7957659837b7e35414d85563b0d3b996228d7df
SHA256

8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758
SHA512

5ff4ec99ba13f69c76cdbf2d03758164f60ca0a86c4f3ab674482f26a7556f92a07020788d67e8d4598692f2eb224ec6b36af3e69df628180718ab27192483a0
SSDEEP

6144:XN3oLzY164VZLZlad2nYQrJ6AthVbiN03KawzkV1O:VcdWrYAtvbipz2O

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3672	Onapya.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	Onapya.exe
File created	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
File opened for modification	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
File created	C:\Windows\Onapya.exe	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
File opened for modification	C:\Windows\Onapya.exe	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
File created	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	Onapya.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Onapya.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main	Onapya.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\International	Onapya.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
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3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
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3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe
3672	Onapya.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 3672	4840	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe	89
PID 4840 wrote to memory of 3672	4840	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe	89
PID 4840 wrote to memory of 3672	4840	8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe	89

C:\Users\Admin\AppData\Local\Temp\8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe
"C:\Users\Admin\AppData\Local\Temp\8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Windows\Onapya.exe
  C:\Windows\Onapya.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:3672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Onapya.exe

Filesize
229KB

MD5
f37df14965dbd1216523994a5fd519c2

SHA1
a7957659837b7e35414d85563b0d3b996228d7df

SHA256
8c84cbf6642e5a14d364da72d692e2bb0e08098d2df447e985f49703d6251758

SHA512
5ff4ec99ba13f69c76cdbf2d03758164f60ca0a86c4f3ab674482f26a7556f92a07020788d67e8d4598692f2eb224ec6b36af3e69df628180718ab27192483a0

Download Submit
C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job

Filesize
426B

MD5
6747b12c00fcb041db1f6721adffc1cc

SHA1
437e788320228df12382788107c455bdc12c9990

SHA256
2550e583d09778deec91fc259b72245a66019a6dadb1a7ab361e51fb9f902286

SHA512
02a695e5535001eb5d014487109ae6e1a80c0a2d01ce7ca07b9c2bc06da85696486105170bcf96f2d5aa1611893603ecf41f5df0e0bab314270d43cbb4d152ed

Download Submit
memory/3672-37858-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-87809-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-9-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-10-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-153510-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-153506-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-153504-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-24534-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-153503-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-48340-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-153502-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-48329-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-61357-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/3672-151686-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/4840-2-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/4840-49785-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/4840-0-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download
memory/4840-11013-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download
memory/4840-13-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download
memory/4840-1-0x0000000000400000-0x000000000043DA00-memory.dmp

Filesize
246KB

Download