0c00442776b79c8ffac4738e720695cbc400c005debc4a433c9c10c5905e135a

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
09/01/2024, 14:47

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General

Target

4e94d8a749c23c58b471f0dd03723705.exe
Size

192KB
MD5

4e94d8a749c23c58b471f0dd03723705
SHA1

40ac4babccbe8fd462db982a2c04aa7715d32e5b
SHA256

0c00442776b79c8ffac4738e720695cbc400c005debc4a433c9c10c5905e135a
SHA512

43395369657e59009efe698b433e03ca6d8a1dcae1d7e2cfe55da547ea7a26c1c764d366600cb440fa288c31f58d0c460f265ac060d0540f681ca60759d7bef6
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8tFkZ:o68i3odBiTl2+TCU/TFkZ

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"	4e94d8a749c23c58b471f0dd03723705.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File opened for modification	C:\Windows\winhash_up.exez	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\winhash_up.exe	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\bugMAKER.bat	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\winhash_up.exez	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	4e94d8a749c23c58b471f0dd03723705.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	4e94d8a749c23c58b471f0dd03723705.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 1776 wrote to memory of 2276	1776	4e94d8a749c23c58b471f0dd03723705.exe	16
PID 1776 wrote to memory of 2276	1776	4e94d8a749c23c58b471f0dd03723705.exe	16
PID 1776 wrote to memory of 2276	1776	4e94d8a749c23c58b471f0dd03723705.exe	16
PID 1776 wrote to memory of 2276	1776	4e94d8a749c23c58b471f0dd03723705.exe	16

C:\Users\Admin\AppData\Local\Temp\4e94d8a749c23c58b471f0dd03723705.exe
"C:\Users\Admin\AppData\Local\Temp\4e94d8a749c23c58b471f0dd03723705.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2276

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/1776-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2276-62-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads