3e0c3676a2933d5293af8a9313e12b83f8dca0dc6a7ef99f4aad21d1aa331a2e

Analysis

max time kernel
0s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 04:01

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General

Target

2748c646a5977e3b7585640486645c69.exe
Size

164KB
MD5

2748c646a5977e3b7585640486645c69
SHA1

6c98baf04bd2f9eebd3d7a64a2e583375b6aeab0
SHA256

3e0c3676a2933d5293af8a9313e12b83f8dca0dc6a7ef99f4aad21d1aa331a2e
SHA512

5df53365d170703c5002350c78d25e356e291459ff15075d8f915f35efabb1563fdd70957c033942c36f3b21792d917034b3ecfd0e3f67a0cbef30387142dad8
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8g:o68i3odBiTl2+TCU/T

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"	2748c646a5977e3b7585640486645c69.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exe	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\bugMAKER.bat	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\winhash_up.exez	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	2748c646a5977e3b7585640486645c69.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	2748c646a5977e3b7585640486645c69.exe
File opened for modification	C:\Windows\winhash_up.exez	2748c646a5977e3b7585640486645c69.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 4760	1232	2748c646a5977e3b7585640486645c69.exe	18
PID 1232 wrote to memory of 4760	1232	2748c646a5977e3b7585640486645c69.exe	18
PID 1232 wrote to memory of 4760	1232	2748c646a5977e3b7585640486645c69.exe	18

C:\Users\Admin\AppData\Local\Temp\2748c646a5977e3b7585640486645c69.exe
"C:\Users\Admin\AppData\Local\Temp\2748c646a5977e3b7585640486645c69.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  PID:4760

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

memory/1232-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads