354fe07dce22506e3d3a9bd343ff6a007d3f0ff311ec445a5d0fc0c59f7f336b

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22/12/2023, 15:43

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General

Target

de834982155ffcb753b1dd17388cf5dd.exe
Size

239KB
MD5

de834982155ffcb753b1dd17388cf5dd
SHA1

dce72110af863d0355004c9543703ff7a6581802
SHA256

354fe07dce22506e3d3a9bd343ff6a007d3f0ff311ec445a5d0fc0c59f7f336b
SHA512

2010eab3fc55723fdf7f317212ad7220f1e7c926786357ede922c543104825d7731c7a2a6896c2e9661fd35987849feb37493b898b76958d3a8d07ed9d65aa5c
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B87pjIkgnDpik:o68i3odBiTl2+TCU/WIk8OhuhuIL

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"	de834982155ffcb753b1dd17388cf5dd.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon6.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\winhash_up.exe	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	de834982155ffcb753b1dd17388cf5dd.exe
File opened for modification	C:\Windows\winhash_up.exez	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\bugMAKER.bat	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\winhash_up.exez	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	de834982155ffcb753b1dd17388cf5dd.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	de834982155ffcb753b1dd17388cf5dd.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 2520 wrote to memory of 2820	2520	de834982155ffcb753b1dd17388cf5dd.exe	28
PID 2520 wrote to memory of 2820	2520	de834982155ffcb753b1dd17388cf5dd.exe	28
PID 2520 wrote to memory of 2820	2520	de834982155ffcb753b1dd17388cf5dd.exe	28
PID 2520 wrote to memory of 2820	2520	de834982155ffcb753b1dd17388cf5dd.exe	28

C:\Users\Admin\AppData\Local\Temp\de834982155ffcb753b1dd17388cf5dd.exe
"C:\Users\Admin\AppData\Local\Temp\de834982155ffcb753b1dd17388cf5dd.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:2820

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
7c5f8a7484d521f7d95be92d40aa5740

SHA1
8b242ed07f046858f09d8c14dad9ff6c838dcd09

SHA256
630f8da7cbbfaa448ff3cd8f2ec2e13d1dad370f4aee28d1041ca121db5206ac

SHA512
2940966574e259ccd55071700d26ff6e8d7e843fa011e2df9de8f9e769d6ac0f66bf5557d558ad1477b0483bf109c1aba33b983165a3efb8024de8320210e784

Download Submit
memory/2520-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2820-62-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads