8beaa8e6c6a6ea7a82feed9384efcd1521a674b380baf521c79c6362888b7b30

Analysis

max time kernel
147s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 00:18

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General

Target

084970997116e532b9d7519e0da42a02.exe
Size

217KB
MD5

084970997116e532b9d7519e0da42a02
SHA1

b5c73d2c9accf08b27bb912ac368d99bbc7ca996
SHA256

8beaa8e6c6a6ea7a82feed9384efcd1521a674b380baf521c79c6362888b7b30
SHA512

bc7ace0cfd49a36f06906de5ecd3439578be7eda91bd7b9242c5ab8ebf436701512e137f86e8ddf99f39d9b0b2677bd7fb30a07c8ed98470dbfa9ea962e7e28d
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8tkgnYHfQlAo:o68i3odBiTl2+TCU/7k8KfQlZ

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-1-5-21-3803511929-1339359695-2191195476-1000\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"	084970997116e532b9d7519e0da42a02.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Windows\winhash_up.exez	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\bugMAKER.bat	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\winhash_up.exez	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\winhash_up.exe	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	084970997116e532b9d7519e0da42a02.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	084970997116e532b9d7519e0da42a02.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
228	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 228	1492	084970997116e532b9d7519e0da42a02.exe	33
PID 1492 wrote to memory of 228	1492	084970997116e532b9d7519e0da42a02.exe	33
PID 1492 wrote to memory of 228	1492	084970997116e532b9d7519e0da42a02.exe	33

C:\Users\Admin\AppData\Local\Temp\084970997116e532b9d7519e0da42a02.exe
"C:\Users\Admin\AppData\Local\Temp\084970997116e532b9d7519e0da42a02.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1492
- 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:228

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
36bad87bc64621b5c2d45c32455a5912

SHA1
18dd09aeb821ce7b7af4287cae93a68b2328d8fc

SHA256
97473f67e317c6f31e783d94413127984e5ac63f340408c0ccca8a3f33da50b0

SHA512
d5fa930c91b5403a2804eab51df6a58d98ac7e228e4e208ae90a70f2007755776fb2c1fd2e720e9d9422c88f42b45ed46e16fa9ef5279bec89e870381b38c1de

Download Submit
memory/1492-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads