268516dcb517fc7e4f6bb70f860d27f29b08dbf3451afc994cf070a125ba7ed9

Analysis

max time kernel
91s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2024 16:39

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General

Target

700c39ad5466ef53f08e5ed53a43f0c3.exe
Size

238KB
MD5

700c39ad5466ef53f08e5ed53a43f0c3
SHA1

a8b1e75c0617a8ae9702cfb536e6d7f0da8cb04a
SHA256

268516dcb517fc7e4f6bb70f860d27f29b08dbf3451afc994cf070a125ba7ed9
SHA512

21369f22b4e012efb300f7285604dfd33bba5352086ae71ea32ad721868cc7342529e0600e9938d0796e23d1696547d36e2a4f94f517f9dea887e6c05c5f9c48
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8IkgnYHfQlAq:o68i3odBiTl2+TCU/Zk8KfQlKk8e

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-1-5-21-1168293393-3419776239-306423207-1000\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"	700c39ad5466ef53f08e5ed53a43f0c3.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	700c39ad5466ef53f08e5ed53a43f0c3.exe
File opened for modification	C:\Windows\winhash_up.exez	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\winhash_up.exe	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\bugMAKER.bat	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	700c39ad5466ef53f08e5ed53a43f0c3.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	700c39ad5466ef53f08e5ed53a43f0c3.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
2768	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 2768	3080	700c39ad5466ef53f08e5ed53a43f0c3.exe	85
PID 3080 wrote to memory of 2768	3080	700c39ad5466ef53f08e5ed53a43f0c3.exe	85
PID 3080 wrote to memory of 2768	3080	700c39ad5466ef53f08e5ed53a43f0c3.exe	85

C:\Users\Admin\AppData\Local\Temp\700c39ad5466ef53f08e5ed53a43f0c3.exe
"C:\Users\Admin\AppData\Local\Temp\700c39ad5466ef53f08e5ed53a43f0c3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3080
- 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:2768

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
9e4d5d196c8e2f6777a11c5bca41acc3

SHA1
eda69d0f52902d8839a95464ff17fddd84d74444

SHA256
68ec54d07a58d957a96d3ea63fc63338717894d3b506f1fca39a5105d57cf3cb

SHA512
81a59296fa75f10c1661cc60e839615d6861615e79c75a0b221a46d30493b4bf062e336774c732ce88758a1dd13347cc9b04941769e1b6460e1b26ed2d238b57

Download Submit
memory/3080-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads