fd04a9f19e5f2ed33c65ba599037d3f26b1e24a4f4595d24f4c6ad641935b15c

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01-01-2024 20:07

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General

Target

3dc37060f723abc70e705b1ad10c99d7.exe
Size

236KB
MD5

3dc37060f723abc70e705b1ad10c99d7
SHA1

e36014547c4d028c7f33f2bacf4285ba70c4608c
SHA256

fd04a9f19e5f2ed33c65ba599037d3f26b1e24a4f4595d24f4c6ad641935b15c
SHA512

51a9b703a7275c3614c452d8bb9bfe2b4dcbeea7a5b7aaddd32b67d6d7e62028cd30e5d90fee5a0ccc8b27b00c179a5c2ef8f7339972ba9a126d42d9b2c03db7
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8FpVpwpjBtkC:o68i3odBiTl2+TCU/8Pk8Z

Score

6^/10

persistence

Malware Config

Signatures

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"	3dc37060f723abc70e705b1ad10c99d7.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon10.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\winhash_up.exez	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\winhash_up.exe	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\bugMAKER.bat	3dc37060f723abc70e705b1ad10c99d7.exe
File opened for modification	C:\Windows\winhash_up.exez	3dc37060f723abc70e705b1ad10c99d7.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	3dc37060f723abc70e705b1ad10c99d7.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2252	2372	3dc37060f723abc70e705b1ad10c99d7.exe	28
PID 2372 wrote to memory of 2252	2372	3dc37060f723abc70e705b1ad10c99d7.exe	28
PID 2372 wrote to memory of 2252	2372	3dc37060f723abc70e705b1ad10c99d7.exe	28
PID 2372 wrote to memory of 2252	2372	3dc37060f723abc70e705b1ad10c99d7.exe	28

C:\Users\Admin\AppData\Local\Temp\3dc37060f723abc70e705b1ad10c99d7.exe
"C:\Users\Admin\AppData\Local\Temp\3dc37060f723abc70e705b1ad10c99d7.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2252

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
76B

MD5
08e512ae29853439cdb0122b08dd718d

SHA1
ea634c043229911a425570eba403fdf020f1216d

SHA256
6465732b01a07ddc8c22f288a622e5cb62c8b5a74279db3e624906337079f5c2

SHA512
d39e04269789c2423c77e0d462fa034a9e21d587de273c8e43a5e4c1a2dba1afd7e8a820b540bfe87a67843340f719311f2bcd139d9ed35b527bb2ab9de0546a

Download Submit
memory/2252-62-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2372-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads