f9215430ff0a9e3a5a6d082e8952c12c70d15b2478ce58153e60d4d977adb1ef

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01/02/2024, 07:05

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General

Target

863fb63c46c2124e5f6a67fdd09badd3.exe
Size

187KB
MD5

863fb63c46c2124e5f6a67fdd09badd3
SHA1

16f9a7187e1afeef09136d7902b69972c80f8ea0
SHA256

f9215430ff0a9e3a5a6d082e8952c12c70d15b2478ce58153e60d4d977adb1ef
SHA512

e67339186ed34b7e04ea7bde6412fee29d122c6beb81aa9ce79bb582f39020c9f55b7a65e275c1da17dbd0fbc579d5360a60f075ec5ff252b5972579a027ce23
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8yX:o68i3odBiTl2+TCU/UX

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"	863fb63c46c2124e5f6a67fdd09badd3.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\bugMAKER.bat	863fb63c46c2124e5f6a67fdd09badd3.exe
File opened for modification	C:\Windows\winhash_up.exez	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\winhash_up.exe	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	863fb63c46c2124e5f6a67fdd09badd3.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	863fb63c46c2124e5f6a67fdd09badd3.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 2908 wrote to memory of 2872	2908	863fb63c46c2124e5f6a67fdd09badd3.exe	28
PID 2908 wrote to memory of 2872	2908	863fb63c46c2124e5f6a67fdd09badd3.exe	28
PID 2908 wrote to memory of 2872	2908	863fb63c46c2124e5f6a67fdd09badd3.exe	28
PID 2908 wrote to memory of 2872	2908	863fb63c46c2124e5f6a67fdd09badd3.exe	28

C:\Users\Admin\AppData\Local\Temp\863fb63c46c2124e5f6a67fdd09badd3.exe
"C:\Users\Admin\AppData\Local\Temp\863fb63c46c2124e5f6a67fdd09badd3.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2872

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
f2a8fb510fd01b913f53d72c8f9b5ace

SHA1
9753f1b74c28d1fcab670242050363aeb923bc8a

SHA256
7e40973f5ac78484bf7932da37811a1ed8197fa4d81bcd6e2830bbbb304954a5

SHA512
ba72db94d6f2cc44929ddf2a1d26836f102b24fc9f8480d28c7a73e6243ee562c1f12fea9e403243dea50a13ebb16dcf09da813d8fadf17099aca897fac6f51c

Download Submit
memory/2872-62-0x0000000002360000-0x0000000002361000-memory.dmp

Filesize
4KB

Download
memory/2908-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads