c7b07fb622ddddee4ad0f1210783e7e6ce91a671d965e5952957052fda5cb37d

Resubmissions

19-05-2024 01:17

240519-bnw7msah42 10

27-04-2024 18:07

240427-wqtjradg33 7

Analysis

max time kernel
86s
max time network
88s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
27-04-2024 18:07

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Reason

Machine shutdown

Report Analysis Logs

General

Target

Exloader_installer.rar
Size

43.4MB
MD5

6ec37ccf013515988cfc3a97daf53dce
SHA1

b823c26f84554acc649a6580d4922488024f196a
SHA256

c7b07fb622ddddee4ad0f1210783e7e6ce91a671d965e5952957052fda5cb37d
SHA512

6069ec2ad94285e3d4e077f9f2a31bd2fb319a0df31739730486ebdf2aa9e6a094a802bbc637997f33ce32212654c27fa3bc3b91d620ad4647b212f2477382a1
SSDEEP

786432:xhZFYqfv7VTHBuMwYep++Pk8GE7c9fQVQNurAGTszUJvprA1v1+08kEX9H:xhj57BubY8khE7c9fCQN8xsMRrAlDkNH

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "174"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1652	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2316	OpenWith.exe
1652	vlc.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe
1652	vlc.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2316	OpenWith.exe
2316	OpenWith.exe
2316	OpenWith.exe
2316	OpenWith.exe
2316	OpenWith.exe
1652	vlc.exe
220	LogonUI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 1652	2316	OpenWith.exe	92
PID 2316 wrote to memory of 1652	2316	OpenWith.exe	92

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Exloader_installer.rar
1⤵
- Modifies registry class
PID:2384

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Program Files\VideoLAN\VLC\vlc.exe
  "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Exloader_installer.rar"
  2⤵
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1652

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa395b055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1652-8-0x00007FFE42CA0000-0x00007FFE42CD4000-memory.dmp

Filesize
208KB

Download
memory/1652-7-0x00007FF60E150000-0x00007FF60E248000-memory.dmp

Filesize
992KB

Download
memory/1652-11-0x00007FFE432C0000-0x00007FFE432D7000-memory.dmp

Filesize
92KB

Download
memory/1652-16-0x00007FFE42FF0000-0x00007FFE43001000-memory.dmp

Filesize
68KB

Download
memory/1652-14-0x00007FFE43030000-0x00007FFE43041000-memory.dmp

Filesize
68KB

Download
memory/1652-12-0x00007FFE432A0000-0x00007FFE432B1000-memory.dmp

Filesize
68KB

Download
memory/1652-13-0x00007FFE43050000-0x00007FFE43067000-memory.dmp

Filesize
92KB

Download
memory/1652-17-0x00007FFE33A10000-0x00007FFE33C1B000-memory.dmp

Filesize
2.0MB

Download
memory/1652-9-0x00007FFE33E10000-0x00007FFE340C6000-memory.dmp

Filesize
2.7MB

Download
memory/1652-10-0x00007FFE47330000-0x00007FFE47348000-memory.dmp

Filesize
96KB

Download
memory/1652-15-0x00007FFE43010000-0x00007FFE4302D000-memory.dmp

Filesize
116KB

Download
memory/1652-25-0x00007FFE31ED0000-0x00007FFE31EE1000-memory.dmp

Filesize
68KB

Download
memory/1652-24-0x00007FFE39E60000-0x00007FFE39E71000-memory.dmp

Filesize
68KB

Download
memory/1652-23-0x00007FFE39E80000-0x00007FFE39E91000-memory.dmp

Filesize
68KB

Download
memory/1652-22-0x00007FFE42560000-0x00007FFE42571000-memory.dmp

Filesize
68KB

Download
memory/1652-21-0x00007FFE42E70000-0x00007FFE42E88000-memory.dmp

Filesize
96KB

Download
memory/1652-20-0x00007FFE42FC0000-0x00007FFE42FE1000-memory.dmp

Filesize
132KB

Download
memory/1652-19-0x00007FFE3E1A0000-0x00007FFE3E1E1000-memory.dmp

Filesize
260KB

Download
memory/1652-18-0x00007FFE32960000-0x00007FFE33A10000-memory.dmp

Filesize
16.7MB

Download