Malware Analysis Report

2025-01-02 14:46

Sample ID 240903-aqtc4a1gkr
Target 0817a7d1a7d34d79e6445bbc319df3d0N.exe
SHA256 536e9d0bcfcc8c949c3e6a6b85725603878e917bf783a2ce9ccc5e231fbba33b
Tags
andromeda backdoor botnet discovery persistence upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

536e9d0bcfcc8c949c3e6a6b85725603878e917bf783a2ce9ccc5e231fbba33b

Threat Level: Known bad

The file 0817a7d1a7d34d79e6445bbc319df3d0N.exe was found to be: Known bad.

Malicious Activity Summary

andromeda backdoor botnet discovery persistence upx

Andromeda, Gamarue

Detects Andromeda payload.

Adds policy Run key to start application

Loads dropped DLL

Executes dropped EXE

UPX packed file

Checks computer location settings

Adds Run key to start application

Maps connected drives based on registry

Suspicious use of SetThreadContext

Drops file in Program Files directory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-03 00:25

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 00:25

Reported

2024-09-03 00:27

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

Signatures

Andromeda, Gamarue

botnet backdoor andromeda

Detects Andromeda payload.

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Windows\SysWOW64\svchost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\58673 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mstypv.cmd" C:\Windows\SysWOW64\svchost.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe" C:\Windows\SysWOW64\reg.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\mstypv.cmd C:\Windows\SysWOW64\svchost.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2764 wrote to memory of 4364 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 4364 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 4364 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 4364 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 1064 wrote to memory of 384 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 1064 wrote to memory of 384 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 1064 wrote to memory of 384 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 4364 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 4364 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 4364 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 3480 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 4640 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\SysWOW64\svchost.exe
PID 4640 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\SysWOW64\svchost.exe
PID 4640 wrote to memory of 4512 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IJCJJ.bat" "

C:\Windows\SysWOW64\reg.exe

REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\syswow64\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
US 8.8.4.4:53 sonic4me.com udp
US 184.105.192.2:80 sonic4me.com tcp
US 8.8.4.4:53 imageshells.com udp
US 184.105.192.2:80 imageshells.com tcp
US 8.8.8.8:53 108.209.109.20.in-addr.arpa udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 2.192.105.184.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/2764-3-0x0000000002B60000-0x0000000002B61000-memory.dmp

memory/2764-2-0x0000000002B50000-0x0000000002B51000-memory.dmp

memory/2764-4-0x0000000002B50000-0x0000000002B51000-memory.dmp

memory/2764-5-0x0000000002B70000-0x0000000002B71000-memory.dmp

memory/2764-6-0x0000000002B80000-0x0000000002B81000-memory.dmp

memory/4364-7-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4364-9-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4364-11-0x0000000000400000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IJCJJ.txt

MD5 0654f004b2e314bad7f75867e91da37d
SHA1 4232c22e7340b12108d86e3cb35ed288a3dbc7f1
SHA256 ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249
SHA512 dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

MD5 e5ff529f63ae3c2bd557af777f54036b
SHA1 8cb49e903331a1734b82351d2294c3e49365800c
SHA256 fb9e7614ee34cdfd555c0f9e611d5ba77e5bce9e917536939b09d4d8bfb288df
SHA512 4afff875f216caf04a2788836c5cef0d50d3ae91cc1b2ab576c97278844f14914b5f4e1f895a6e0621ea3044c358f89831491cfa5520a812300db1a0cf52858b

memory/3480-37-0x0000000000400000-0x000000000044D000-memory.dmp

memory/3480-38-0x0000000000400000-0x000000000044D000-memory.dmp

memory/4364-39-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3480-43-0x0000000000400000-0x000000000044D000-memory.dmp

memory/4640-51-0x0000000000400000-0x0000000000405000-memory.dmp

memory/4640-46-0x0000000000400000-0x0000000000405000-memory.dmp

memory/3480-54-0x0000000000400000-0x000000000044D000-memory.dmp

memory/4364-55-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4512-59-0x0000000000790000-0x0000000000795000-memory.dmp

memory/4512-61-0x0000000000D90000-0x0000000000D95000-memory.dmp

memory/4512-65-0x0000000000D90000-0x0000000000D95000-memory.dmp

memory/1060-67-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 00:25

Reported

2024-09-03 00:27

Platform

win7-20240704-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

Signatures

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run C:\Windows\syswow64\svchost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\16613 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msvvyxwur.pif" C:\Windows\syswow64\svchost.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe" C:\Windows\SysWOW64\reg.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\LOCALS~1\Temp\msvvyxwur.pif C:\Windows\syswow64\svchost.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\syswow64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 2060 wrote to memory of 41032 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe
PID 41032 wrote to memory of 41052 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 41032 wrote to memory of 41052 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 41032 wrote to memory of 41052 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 41032 wrote to memory of 41052 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Windows\SysWOW64\cmd.exe
PID 41052 wrote to memory of 2060 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 41052 wrote to memory of 2060 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 41052 wrote to memory of 2060 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 41052 wrote to memory of 2060 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 41032 wrote to memory of 41784 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41032 wrote to memory of 41784 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41032 wrote to memory of 41784 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41032 wrote to memory of 41784 N/A C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126564 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 41784 wrote to memory of 126504 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
PID 126504 wrote to memory of 126460 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\syswow64\svchost.exe
PID 126504 wrote to memory of 126460 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\syswow64\svchost.exe
PID 126504 wrote to memory of 126460 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\syswow64\svchost.exe
PID 126504 wrote to memory of 126460 N/A C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe C:\Windows\syswow64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe

"C:\Users\Admin\AppData\Local\Temp\0817a7d1a7d34d79e6445bbc319df3d0N.exe"

C:\Windows\SysWOW64\cmd.exe

cmd /c ""C:\Users\Admin\AppData\Local\Temp\CHVUH.bat" "

C:\Windows\SysWOW64\reg.exe

REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"

C:\Windows\syswow64\svchost.exe

C:\Windows\syswow64\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.update.microsoft.com udp
US 20.109.209.108:80 www.update.microsoft.com tcp
US 8.8.4.4:53 sonic4me.com udp
US 184.105.192.2:80 sonic4me.com tcp
US 8.8.4.4:53 imageshells.com udp
US 184.105.192.2:80 imageshells.com tcp

Files

memory/2060-2-0x00000000003B0000-0x00000000003B1000-memory.dmp

memory/2060-11134-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11125-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11115-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11107-0x0000000000090000-0x0000000000190000-memory.dmp

memory/41032-53488-0x0000000000400000-0x000000000040B000-memory.dmp

memory/41032-53487-0x0000000000400000-0x000000000040B000-memory.dmp

memory/41032-53486-0x0000000000400000-0x000000000040B000-memory.dmp

memory/41032-53485-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/41032-53483-0x0000000000400000-0x000000000040B000-memory.dmp

memory/41032-53481-0x0000000000400000-0x000000000040B000-memory.dmp

memory/41032-53479-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2060-11135-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11133-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11132-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11131-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11130-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11129-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11128-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11127-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11126-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11124-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11123-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11122-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11121-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11120-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11119-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11118-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11117-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11116-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11114-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11113-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11112-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11111-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11110-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11108-0x0000000000090000-0x0000000000190000-memory.dmp

memory/2060-11106-0x0000000000090000-0x0000000000190000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CHVUH.bat

MD5 0654f004b2e314bad7f75867e91da37d
SHA1 4232c22e7340b12108d86e3cb35ed288a3dbc7f1
SHA256 ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249
SHA512 dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

\Users\Admin\AppData\Roaming\skype\skyrpe.exe

MD5 53f5c0eb2b45ff988e9f79895b7f6e87
SHA1 aaa404d145f6a8c77c98efa4b707bf4e550755fd
SHA256 4718a4f400e9ca0b68ca22827f611592edc5b5301b71d267dddd19c235ba4f8c
SHA512 0ef4511915eb6f98de01227a7bf6762b5013c35e6f9811ffedff501878f10efe29ad25d27be06e9ec1f402ab4e12d8681bf8690124ac62b4712f646c2feac30d

memory/41032-53683-0x0000000000400000-0x000000000040B000-memory.dmp

memory/126504-106968-0x0000000000400000-0x0000000000405000-memory.dmp

memory/41032-106972-0x0000000000400000-0x000000000040B000-memory.dmp