1246d67d866b350856f273187beaf829b6bcba477e7e4302b89cb16ae5fc5299

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2024 15:03

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General

Target

56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
Size

227KB
MD5

56c7c8dbb0eb3a743a96bc2b4ccbccd6
SHA1

98da4979bebfcbd7212db25f857e21947aa49ba5
SHA256

1246d67d866b350856f273187beaf829b6bcba477e7e4302b89cb16ae5fc5299
SHA512

ccedab420d4d625c17c0f28d9cc52a5df62091eda3bc18683f6be36cd731541f5aba3886e7ca356a6ca7b05e818d668800777b0a7b973530f7680977d3dea1bd
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8FpSkgnYEkgJ:o68i3odBiTl2+TCU/4k8nkM

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-1-5-21-768304381-2824894965-3840216961-1000\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"	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exe	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\bugMAKER.bat	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File opened for modification	C:\Windows\winhash_up.exez	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
File created	C:\Windows\winhash_up.exez	56c7c8dbb0eb3a743a96bc2b4ccbccd6.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
3428	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 3428	4240	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe	88
PID 4240 wrote to memory of 3428	4240	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe	88
PID 4240 wrote to memory of 3428	4240	56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe	88

C:\Users\Admin\AppData\Local\Temp\56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe
"C:\Users\Admin\AppData\Local\Temp\56c7c8dbb0eb3a743a96bc2b4ccbccd6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4240
- 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:3428

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
58427bf50a517286de9014d3c49edf24

SHA1
d05349924e62f3d19cee92b75dc1031cbb39755d

SHA256
589cceb08ae9a4064c2946470d50f56af073aa2535a37a293f81978000a1eef4

SHA512
6b765a34dd5aac9a19c0cc347b41e6e45b0f31f69a906be175e0f19827503568a14ab5a9f5aa2cf22c6709750b0ec41512d731ac30a4b101587ecb760e9e8d27

Download Submit
memory/4240-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads