253a758ff0d19bd51842bac7a1f1b44bcf8747fe0393083101ec666d16d25f3f

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
30/12/2023, 04:46

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General

Target

0ef1329b66bfae4b9d720fcd849181a8.exe
Size

189KB
MD5

0ef1329b66bfae4b9d720fcd849181a8
SHA1

c98fdbf0e533e15b125d399740f5b0040b8569ff
SHA256

253a758ff0d19bd51842bac7a1f1b44bcf8747fe0393083101ec666d16d25f3f
SHA512

3773a8afcfde8fef90b34c8e1237a49eae332ecbe20fcf1c9966fb7ce816bf04665626b5c6fb2ec6f603572282f6e71efaa6317e7b8e27975e83a1f47d60e829
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8dh1D:o68i3odBiTl2+TCU/s1D

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"	0ef1329b66bfae4b9d720fcd849181a8.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon6.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\winhash_up.exez	0ef1329b66bfae4b9d720fcd849181a8.exe
File opened for modification	C:\Windows\winhash_up.exez	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\bugMAKER.bat	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\winhash_up.exe	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	0ef1329b66bfae4b9d720fcd849181a8.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	0ef1329b66bfae4b9d720fcd849181a8.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 2756 wrote to memory of 2704	2756	0ef1329b66bfae4b9d720fcd849181a8.exe	28
PID 2756 wrote to memory of 2704	2756	0ef1329b66bfae4b9d720fcd849181a8.exe	28
PID 2756 wrote to memory of 2704	2756	0ef1329b66bfae4b9d720fcd849181a8.exe	28
PID 2756 wrote to memory of 2704	2756	0ef1329b66bfae4b9d720fcd849181a8.exe	28

C:\Users\Admin\AppData\Local\Temp\0ef1329b66bfae4b9d720fcd849181a8.exe
"C:\Users\Admin\AppData\Local\Temp\0ef1329b66bfae4b9d720fcd849181a8.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2704

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
10d9a514e2a143f3aab7ab7818b00081

SHA1
405400ba7cd319624c6f03596d4365f13bf72976

SHA256
b3e53e8cc339a9bc13f23c65031bf5685aaeda43713b021097bb688fbfdfb37a

SHA512
47761dd8f488ccc4209844e99ca23e68ff705ba21acd5dace452132a81da83f097c9ba79b0fe6db34d1cb94a339ab94be32421eec17c8a6993249096b7ea8462

Download Submit
memory/2704-62-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/2756-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads