3d8a45635cf0f22a14a601d1275506bb48e0736461d482a2940c47458fa5ef9f

Analysis

max time kernel
112s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 07:57

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General

Target

98e305557ce73b30b6060151afd85c2f.exe
Size

183KB
MD5

98e305557ce73b30b6060151afd85c2f
SHA1

10e67bd32e62188b32070b2201320d6db25080b5
SHA256

3d8a45635cf0f22a14a601d1275506bb48e0736461d482a2940c47458fa5ef9f
SHA512

697e71f14ba54cac579018302b1c12521e58ab78f30b563afb223de657386ffb6c0c1bd55eee602885bf8538ad5cce01b6a68c8dc4d028d4ea38ce58ec92420d
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8OpjBFy11AwW:o68i3odBiTl2+TCU/GhuM

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"	98e305557ce73b30b6060151afd85c2f.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon5.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\bugMAKER.bat	98e305557ce73b30b6060151afd85c2f.exe
File opened for modification	C:\Windows\winhash_up.exez	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\winhash_up.exez	98e305557ce73b30b6060151afd85c2f.exe
File created	C:\Windows\winhash_up.exe	98e305557ce73b30b6060151afd85c2f.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
4836	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 4836	2880	98e305557ce73b30b6060151afd85c2f.exe	84
PID 2880 wrote to memory of 4836	2880	98e305557ce73b30b6060151afd85c2f.exe	84
PID 2880 wrote to memory of 4836	2880	98e305557ce73b30b6060151afd85c2f.exe	84

C:\Users\Admin\AppData\Local\Temp\98e305557ce73b30b6060151afd85c2f.exe
"C:\Users\Admin\AppData\Local\Temp\98e305557ce73b30b6060151afd85c2f.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2880
- 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:4836

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
eec3cd0f3f4dc2abe0a8c946624c9e70

SHA1
29453665738563fb1215485090cdca9daa9bef44

SHA256
ebae0c673195d0dbb4240134fca4b9674fd8bd7962265fa2bd08af1e12053f00

SHA512
021db6145ead1577f268db4c22bf526ac959c2418640072392635561878357906ef70a81eb3a37339d5e996c751bc5e8a5862724c0b43ab4972e582fb4e4f634

Download Submit
memory/2880-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads