4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122

Analysis

max time kernel
151s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 08:44

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General

Target

4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
Size

249KB
MD5

04793993f57c714608ff9aa52816ce70
SHA1

6bac96a433f04406e3aa37c9a3b046152ff627df
SHA256

4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122
SHA512

f5c08c505020692376ae731e993aa05e760eff025029ff9e984dbc83b836c2735ac2284d1c02d0413d4360205a4e1d3784f7b83cd4ed59b087ccb39dc18dafd3
SSDEEP

6144:JZ+11RbrRy/1RWBT5vNbxHoZ1lNwZm/G/HcSsj:GnRs1s15zilNp/G/8

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Runonce = "C:\\Windows\\system32\\runouce.exe"	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\runouce.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File created	C:\Windows\SysWOW64\runouce.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe

Drops file in Program Files directory 31 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Green Bubbles.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Soft Blue.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSInfo\msinfo32.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Stars.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Roses.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Hand Prints.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Shades of Blue.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Bears.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Orange Circles.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\InkWatson.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\InputPersonalization.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\TabTip.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Garden.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Peacock.htm	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ConvertInkStore.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\FlickLearningWizard.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\mip.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ShapeCollector.exe	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 748	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	28
PID 536 wrote to memory of 1276	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	10
PID 536 wrote to memory of 1276	536	4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe	10

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1276
- C:\Users\Admin\AppData\Local\Temp\4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
  "C:\Users\Admin\AppData\Local\Temp\4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:536
- - C:\Users\Admin\AppData\Local\Temp\4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe
    "C:\Users\Admin\AppData\Local\Temp\4056f6d7a7904f9ec9820fc9cf35f25d33853e37751c6d0b6686d83512859122.exe"
    3⤵
    PID:748

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/536-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

Filesize
8KB

Download
memory/536-59-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/536-60-0x0000000000B80000-0x0000000000D49000-memory.dmp

Filesize
1.8MB

Download
memory/536-61-0x0000000000B80000-0x0000000000D49000-memory.dmp

Filesize
1.8MB

Download
memory/536-62-0x0000000002280000-0x0000000002449000-memory.dmp

Filesize
1.8MB

Download
memory/536-66-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/536-67-0x0000000000B80000-0x0000000000D49000-memory.dmp

Filesize
1.8MB

Download
memory/748-63-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/748-64-0x0000000000A40000-0x0000000000C09000-memory.dmp

Filesize
1.8MB

Download
memory/748-65-0x0000000000A40000-0x0000000000C09000-memory.dmp

Filesize
1.8MB

Download
memory/1276-57-0x0000000002990000-0x0000000002991000-memory.dmp

Filesize
4KB

Download