409628233c4daff2e6034ac5831d92decb0469421cc04ac47d2f28bdd73730a2

Analysis

max time kernel
135s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 05:30

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General

Target

d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
Size

233KB
MD5

e2fd84d3126bf7f3169fe18ed338376f
SHA1

aa51f49c5d47d09d62bce0a1da10be89380649ba
SHA256

d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a
SHA512

66ad2a4e9f5702eecde0f5dc1e7bac5ed9dbe99a8c0f9323af87a41d6489885f2b701ffa37cff6a9265a2ad1ff73f792305dac10fbb2552e163577ba1f1608a3
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8RkgnYFkgnYU:o68i3odBiTl2+TCU/bk8Wk8KfQlB

Score

7^/10

discovery persistence

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon3.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\bugMAKER.bat	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\winhash_up.exez	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\winhash_up.exe	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
File opened for modification	C:\Windows\winhash_up.exez	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe

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

System Information Discovery
T1082

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	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1880	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1880	2116	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe	87
PID 2116 wrote to memory of 1880	2116	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe	87
PID 2116 wrote to memory of 1880	2116	d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe	87

C:\Users\Admin\AppData\Local\Temp\d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe
"C:\Users\Admin\AppData\Local\Temp\d73ba018266bb4c613bf00f20010a3ae7a69ac0cc934459a628322c2faabc95a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
108B

MD5
c4fd086b047351e88274ec0076d31431

SHA1
4798422970ce6bf776e089371e85f520e4afdc18

SHA256
ba04c5ab49037dc64c535a188eaba8c5d508e60eb2784425891b6cb327223bcd

SHA512
5f7b045fe92efccf9e86622d6d6b6265ceb78323d8660fe938d59319cb76ca26316058a7ddae5f9258b2e0093e8cfdf102455cb2e2dfcf78dd1616939d71986f

Download Submit
memory/2116-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads