8dd1796ca7db68bc3e7daa76b17b71e162f287949185695cbbf33833ad1cc67c

Resubmissions

19/03/2024, 19:18

240319-x1bmcscg49 8

19/03/2024, 19:14

240319-xxqxwacf52 8

19/03/2024, 19:13

240319-xw6a6sde2x 8

Analysis

max time kernel
143s
max time network
148s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
19/03/2024, 19:18

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General

Target

Email-Worm.Win32.Magold.exe
Size

235KB
MD5

d40a18b03a699f63ee469a7b39ae86a7
SHA1

45eb3a218beded8bc4faa70d6ef5519bbddcb749
SHA256

8dd1796ca7db68bc3e7daa76b17b71e162f287949185695cbbf33833ad1cc67c
SHA512

d4a3f67cee28cd146d9c642ae64f2f39be0d2e2c386f5a0c21eadd89a010a8b3997406f662ed598d2fbea600f1044235e1e485c165da2a6e06e86e2f3b75ec1a
SSDEEP

3072:tGY6jEqdhFidUwFoRXbMRT4NIcmvyk2GqrUVksD3XRmY1n188bcXzwQsEv6/v49S:tGNrXcdUwQMRkNIc1rUeORmN8FpgL

Score

8^/10

evasion persistence upx

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
4524	rave.exe

Modifies system executable filetype association 2 TTPs 8 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3528-0-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/files/0x000100000002a7df-5.dat	upx
behavioral1/memory/3528-9-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-10-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-11-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-12-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-15-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-17-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-18-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-20-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-22-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-23-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral1/memory/4524-25-0x0000000000400000-0x00000000004A6000-memory.dmp	upx

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\raVe = "C:\\Windows\\raVe.exe"	Email-Worm.Win32.Magold.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	rave.exe
File opened (read-only)	\??\Q:	rave.exe
File opened (read-only)	\??\U:	rave.exe
File opened (read-only)	\??\X:	rave.exe
File opened (read-only)	\??\Z:	rave.exe
File opened (read-only)	\??\J:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\V:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\Z:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\L:	rave.exe
File opened (read-only)	\??\O:	rave.exe
File opened (read-only)	\??\P:	rave.exe
File opened (read-only)	\??\R:	rave.exe
File opened (read-only)	\??\S:	rave.exe
File opened (read-only)	\??\G:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\L:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\S:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\U:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\H:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\K:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\N:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\Q:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\T:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\W:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\X:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\B:	rave.exe
File opened (read-only)	\??\M:	rave.exe
File opened (read-only)	\??\N:	rave.exe
File opened (read-only)	\??\T:	rave.exe
File opened (read-only)	\??\V:	rave.exe
File opened (read-only)	\??\B:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\R:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\I:	rave.exe
File opened (read-only)	\??\A:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\E:	rave.exe
File opened (read-only)	\??\H:	rave.exe
File opened (read-only)	\??\K:	rave.exe
File opened (read-only)	\??\I:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\P:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\Y:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\W:	rave.exe
File opened (read-only)	\??\Y:	rave.exe
File opened (read-only)	\??\E:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\M:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\O:	Email-Worm.Win32.Magold.exe
File opened (read-only)	\??\A:	rave.exe
File opened (read-only)	\??\G:	rave.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\raVec.txt	rave.exe

Drops file in Program Files directory 10 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Edonkey2000\Incoming\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\ICQ\Shared Files\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Edonkey2000\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Bearshare\Shared\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Morpheus\My Shared Folder\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Grokster\My Grokster\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Limewire\Share\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Gnucleus\Downloads\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Gnucleus\Downloads\Incoming\Maya Gold.scr	rave.exe
File created	C:\Program Files (x86)\Shareaza\Downloads\Maya Gold.scr	rave.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\raVe\Maya Gold.scr	rave.exe
File created	C:\Windows\raVe.exe	Email-Worm.Win32.Magold.exe
File opened for modification	C:\Windows\raVe.exe	Email-Worm.Win32.Magold.exe
File created	C:\Windows\Maya Gold.scr	Email-Worm.Win32.Magold.exe
File created	C:\Windows\raVe\Maya Gold.scr	rave.exe

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	Email-Worm.Win32.Magold.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\raVe.exe \"%1\" %*"	Email-Worm.Win32.Magold.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command	Email-Worm.Win32.Magold.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 4524	3528	Email-Worm.Win32.Magold.exe	82
PID 3528 wrote to memory of 4524	3528	Email-Worm.Win32.Magold.exe	82
PID 3528 wrote to memory of 4524	3528	Email-Worm.Win32.Magold.exe	82

C:\Users\Admin\AppData\Local\Temp\Email-Worm.Win32.Magold.exe
"C:\Users\Admin\AppData\Local\Temp\Email-Worm.Win32.Magold.exe"
1⤵
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3528
- C:\Windows\rave.exe
  C:\Windows\rave.exe
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Drops file in Windows directory
  PID:4524

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
1⤵
PID:5064

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s fdPHost
1⤵
PID:2056

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

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\raVe.exe

Filesize
235KB

MD5
d40a18b03a699f63ee469a7b39ae86a7

SHA1
45eb3a218beded8bc4faa70d6ef5519bbddcb749

SHA256
8dd1796ca7db68bc3e7daa76b17b71e162f287949185695cbbf33833ad1cc67c

SHA512
d4a3f67cee28cd146d9c642ae64f2f39be0d2e2c386f5a0c21eadd89a010a8b3997406f662ed598d2fbea600f1044235e1e485c165da2a6e06e86e2f3b75ec1a

Download Submit
memory/3528-9-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/3528-1-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/3528-0-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-14-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/4524-10-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-11-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-12-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-7-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/4524-15-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-17-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-18-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-20-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-22-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-23-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/4524-25-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads