52463daf8a4c26d54cd4e00841fd31ec071367d7e9228b427d02e0803c41c07e

Analysis

max time kernel
90s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 00:34

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General

Target

66708a974cc6704c6adf93961292fca1.exe
Size

190KB
MD5

66708a974cc6704c6adf93961292fca1
SHA1

581e34d5774d1787077ce2ed93f4322518078a60
SHA256

52463daf8a4c26d54cd4e00841fd31ec071367d7e9228b427d02e0803c41c07e
SHA512

9adab152807f9e851b16b73e7f56363c9894a3638396123f35b67abbfccf8bbaf12e2b8c6c1e8a562e3268e99cf87a8b923e85979fcd93d8bf802448c58d36e4
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B89tEkgnh:o68i3odBiTl2+TCU/stEk8h

Score

7^/10

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-1-5-21-3791175113-1062217823-1177695025-1000\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"	66708a974cc6704c6adf93961292fca1.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\bugMAKER.bat	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\winhash_up.exez	66708a974cc6704c6adf93961292fca1.exe
File opened for modification	C:\Windows\winhash_up.exez	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\winhash_up.exe	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	66708a974cc6704c6adf93961292fca1.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	66708a974cc6704c6adf93961292fca1.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4824	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 4824	116	66708a974cc6704c6adf93961292fca1.exe	86
PID 116 wrote to memory of 4824	116	66708a974cc6704c6adf93961292fca1.exe	86
PID 116 wrote to memory of 4824	116	66708a974cc6704c6adf93961292fca1.exe	86

C:\Users\Admin\AppData\Local\Temp\66708a974cc6704c6adf93961292fca1.exe
"C:\Users\Admin\AppData\Local\Temp\66708a974cc6704c6adf93961292fca1.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:116
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  PID:4824

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
76B

MD5
7e0ffc598be85c34ad9ad18ca1cc04b0

SHA1
ae948ea80111f823ffd59349e1d5e6b29e213065

SHA256
4360d19c2a52bc4b14352cfc1c92444d7357b20bc84cdb2cae9557fed8389dfb

SHA512
2cfb70d2bb90c750adac09bc4c184c63761f2b33ab0871f367bb6027f566b466354f1cdfb93e9ba98f77a31e3222e3895be548591d2d32cf246591c55fdf60c2

Download Submit
memory/116-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads