1338f2082011323c7a4961ef066986f99007a6a8f87a9f8a12a2ee645854eec1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/01/2024, 19:32

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General

Target

75556eae945cfeae21a57660316b4608.exe
Size

180KB
MD5

75556eae945cfeae21a57660316b4608
SHA1

43d246b7f6d1ef85f0fad773e958b48ecb3b6834
SHA256

1338f2082011323c7a4961ef066986f99007a6a8f87a9f8a12a2ee645854eec1
SHA512

b28a11c57f5a9ecf41dd7ee8776549c88cd121b2939022a4a74cfe40a124fdf314a2efe2c8ffb73ece42f729b711dbb0aa32ed133720c284957e648d7f7b7e6c
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8rkgnu:o68i3odBiTl2+TCU/8k8u

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"	75556eae945cfeae21a57660316b4608.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	75556eae945cfeae21a57660316b4608.exe
File opened for modification	C:\Windows\winhash_up.exez	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\bugMAKER.bat	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\winhash_up.exe	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	75556eae945cfeae21a57660316b4608.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	75556eae945cfeae21a57660316b4608.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 2256 wrote to memory of 2140	2256	75556eae945cfeae21a57660316b4608.exe	28
PID 2256 wrote to memory of 2140	2256	75556eae945cfeae21a57660316b4608.exe	28
PID 2256 wrote to memory of 2140	2256	75556eae945cfeae21a57660316b4608.exe	28
PID 2256 wrote to memory of 2140	2256	75556eae945cfeae21a57660316b4608.exe	28

C:\Users\Admin\AppData\Local\Temp\75556eae945cfeae21a57660316b4608.exe
"C:\Users\Admin\AppData\Local\Temp\75556eae945cfeae21a57660316b4608.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2140

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
f183e7c2ea8a129815cd089b00299c88

SHA1
a96423cf92b663f7ab237a2deb3004a5f15c690c

SHA256
541249d27eeae6fce64f621d6e1037e57d2694583d71aad9c13a96b665dc0e5e

SHA512
fdaa00e58fa49d3932848150f35361978c92baf05ca10334756b36941606ef4aae717370127111fcf4ed4d6c3cc97da535c18de0ea7ab5d7882f74504a90f0a5

Download Submit
memory/2140-62-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/2256-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads