djvu | ec4bf6cfc55df437a044d2f779cfd3619ddc96d4c7c5cb6621f38e9e30ec1041

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Install.exe

Downloads MZ/PE file

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0006000000022fbc-163.dat	upx
behavioral2/files/0x0006000000022fbc-164.dat	upx
behavioral2/memory/2112-189-0x0000000000040000-0x0000000000E65000-memory.dmp	upx
behavioral2/memory/2112-251-0x0000000000040000-0x0000000000E65000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Install.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Install.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	Install.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
25620	icacls.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 17 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/632-132-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-134-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-135-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-136-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-137-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-138-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-139-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-140-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/memory/632-141-0x0000000000B60000-0x000000000171C000-memory.dmp	themida
behavioral2/files/0x0006000000022fe5-182.dat	themida
behavioral2/files/0x0006000000022fe5-181.dat	themida
behavioral2/memory/2136-200-0x0000000000F20000-0x0000000001687000-memory.dmp	themida
behavioral2/memory/2136-215-0x0000000000F20000-0x0000000001687000-memory.dmp	themida
behavioral2/memory/2136-213-0x0000000000F20000-0x0000000001687000-memory.dmp	themida
behavioral2/memory/2136-225-0x0000000000F20000-0x0000000001687000-memory.dmp	themida
behavioral2/memory/2136-222-0x0000000000F20000-0x0000000001687000-memory.dmp	themida
behavioral2/memory/2136-252-0x0000000000F20000-0x0000000001687000-memory.dmp	themida

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Install.exe

Looks up external IP address via web service 8 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
17	ipinfo.io
18	ipinfo.io
165	ipinfo.io
166	ipinfo.io
184	api.2ip.ua
185	api.2ip.ua
188	ipinfo.io
189	ipinfo.io

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	Install.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	Install.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	Install.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	Install.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
632	Install.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
36552	6792	WerFault.exe	146

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

pid	Process
138584	schtasks.exe
142648	schtasks.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
189072	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Install.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
632	Install.exe
632	Install.exe
632	Install.exe
632	Install.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 5112	632	Install.exe	102
PID 632 wrote to memory of 5112	632	Install.exe	102
PID 632 wrote to memory of 5112	632	Install.exe	102
PID 632 wrote to memory of 396	632	Install.exe	103
PID 632 wrote to memory of 396	632	Install.exe	103
PID 632 wrote to memory of 396	632	Install.exe	103
PID 632 wrote to memory of 2112	632	Install.exe	96
PID 632 wrote to memory of 2112	632	Install.exe	96
PID 632 wrote to memory of 2588	632	Install.exe	94
PID 632 wrote to memory of 2588	632	Install.exe	94
PID 632 wrote to memory of 2588	632	Install.exe	94
PID 632 wrote to memory of 3160	632	Install.exe	100
PID 632 wrote to memory of 3160	632	Install.exe	100
PID 632 wrote to memory of 3160	632	Install.exe	100
PID 632 wrote to memory of 2284	632	Install.exe	101
PID 632 wrote to memory of 2284	632	Install.exe	101
PID 632 wrote to memory of 2284	632	Install.exe	101
PID 632 wrote to memory of 908	632	Install.exe	99
PID 632 wrote to memory of 908	632	Install.exe	99
PID 632 wrote to memory of 908	632	Install.exe	99
PID 632 wrote to memory of 1744	632	Install.exe	98
PID 632 wrote to memory of 1744	632	Install.exe	98
PID 632 wrote to memory of 3420	632	Install.exe	95
PID 632 wrote to memory of 3420	632	Install.exe	95
PID 632 wrote to memory of 3420	632	Install.exe	95
PID 632 wrote to memory of 4452	632	Install.exe	97
PID 632 wrote to memory of 4452	632	Install.exe	97
PID 632 wrote to memory of 4452	632	Install.exe	97

C:\Users\Admin\AppData\Local\Temp\Install.exe
"C:\Users\Admin\AppData\Local\Temp\Install.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:632
- C:\Users\Admin\Pictures\Minor Policy\7T6DjWgUqUen36yRxZhrS7rS.exe
  "C:\Users\Admin\Pictures\Minor Policy\7T6DjWgUqUen36yRxZhrS7rS.exe"
  2⤵
  PID:2588
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\RegAsm.exe"
    3⤵
    PID:6832
- C:\Users\Admin\Pictures\Minor Policy\SkfO8AVZsp8XImZzrGQg0cny.exe
  "C:\Users\Admin\Pictures\Minor Policy\SkfO8AVZsp8XImZzrGQg0cny.exe"
  2⤵
  PID:3420
- - C:\Users\Admin\Pictures\Minor Policy\SkfO8AVZsp8XImZzrGQg0cny.exe
    "C:\Users\Admin\Pictures\Minor Policy\SkfO8AVZsp8XImZzrGQg0cny.exe"
    3⤵
    PID:133880
  - - C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\887a3acd-f8dc-46df-aee5-e3eddea841a4" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      4⤵
      Modifies file permissions
      PID:25620
- C:\Users\Admin\Pictures\Minor Policy\r1uQaVdkbQY3X_KgKaq6CrJd.exe
  "C:\Users\Admin\Pictures\Minor Policy\r1uQaVdkbQY3X_KgKaq6CrJd.exe"
  2⤵
  PID:2112
- C:\Users\Admin\Pictures\Minor Policy\jRUbqiBCh68BrQbaf1RZLEIF.exe
  "C:\Users\Admin\Pictures\Minor Policy\jRUbqiBCh68BrQbaf1RZLEIF.exe"
  2⤵
  PID:4452
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\System32\msiexec.exe" /y .\LNN0EYSO._0
    3⤵
    PID:25836
- C:\Users\Admin\Pictures\Minor Policy\kbpDVQigG3EHENXHth1lGp5p.exe
  "C:\Users\Admin\Pictures\Minor Policy\kbpDVQigG3EHENXHth1lGp5p.exe"
  2⤵
  PID:1744
- - C:\Windows\SYSTEM32\cmd.exe
    "cmd.exe" /C start C:\Windows\Temp\10.exe
    3⤵
    PID:124512
  - - C:\Windows\Temp\10.exe
      C:\Windows\Temp\10.exe
      4⤵
      PID:187812
    - - C:\Windows\Temp\10.exe
        
        "C:\Windows\Temp\10.exe"
        5⤵
        
        PID:207276
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c start C:\Users\Admin\AppData\Roaming\MSEdge\msedge.exe
        6⤵
        
        PID:36576
        
        C:\Users\Admin\AppData\Roaming\MSEdge\msedge.exe
        
        C:\Users\Admin\AppData\Roaming\MSEdge\msedge.exe
        7⤵
        
        PID:41396
        
        C:\Users\Admin\AppData\Roaming\MSEdge\svchost.exe
        
        -pool us-eth.2miners.com:2020 -wal 0x298a98736156cdffdfaf4580afc4966904f1e12e -worker ferma -epsw x -mode 1 -log 0 -mport 0 -etha 0 -ftime 55 -retrydelay 1 -coin eth
        8⤵
        
        PID:46644
- C:\Users\Admin\Pictures\Minor Policy\gctskmEdTNNLAuMvOqCLkZsR.exe
  "C:\Users\Admin\Pictures\Minor Policy\gctskmEdTNNLAuMvOqCLkZsR.exe"
  2⤵
  PID:908
- C:\Users\Admin\Pictures\Minor Policy\ECbj0NR_S_lOUlAD6hyLeCl6.exe
  "C:\Users\Admin\Pictures\Minor Policy\ECbj0NR_S_lOUlAD6hyLeCl6.exe"
  2⤵
  PID:3160
- C:\Users\Admin\Pictures\Minor Policy\c0ICuzC1YfQH2sI7GV1yqpNV.exe
  "C:\Users\Admin\Pictures\Minor Policy\c0ICuzC1YfQH2sI7GV1yqpNV.exe"
  2⤵
  PID:2284
- - C:\Users\Admin\Pictures\Minor Policy\c0ICuzC1YfQH2sI7GV1yqpNV.exe
    "C:\Users\Admin\Pictures\Minor Policy\c0ICuzC1YfQH2sI7GV1yqpNV.exe"
    3⤵
    PID:130276
- C:\Users\Admin\Pictures\Minor Policy\qiBkvfn0AlUgpMnDr2H7wmXv.exe
  "C:\Users\Admin\Pictures\Minor Policy\qiBkvfn0AlUgpMnDr2H7wmXv.exe"
  2⤵
  PID:5112
- - C:\Users\Admin\Documents\ZQT1Fn9xluRTbGCl2J7DNSdz.exe
    "C:\Users\Admin\Documents\ZQT1Fn9xluRTbGCl2J7DNSdz.exe"
    3⤵
    PID:133900
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl HR" /sc HOURLY /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:138584
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl LG" /sc ONLOGON /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:142648
- C:\Users\Admin\Pictures\Minor Policy\HBp7r7F3nLuo_qh6eL5d78ey.exe
  "C:\Users\Admin\Pictures\Minor Policy\HBp7r7F3nLuo_qh6eL5d78ey.exe"
  2⤵
  PID:396
- C:\Users\Admin\Pictures\Minor Policy\TbT5XMJ3eGXS2g9C3BP1fxxO.exe
  "C:\Users\Admin\Pictures\Minor Policy\TbT5XMJ3eGXS2g9C3BP1fxxO.exe"
  2⤵
  PID:5008
- C:\Users\Admin\Pictures\Minor Policy\d2wmUZ3blCU81YYLlngVSgNb.exe
  "C:\Users\Admin\Pictures\Minor Policy\d2wmUZ3blCU81YYLlngVSgNb.exe"
  2⤵
  PID:3712
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:9052
- C:\Users\Admin\Pictures\Minor Policy\XY3lNeF8qXAkwZuYx5b2ZCTR.exe
  "C:\Users\Admin\Pictures\Minor Policy\XY3lNeF8qXAkwZuYx5b2ZCTR.exe"
  2⤵
  PID:2788
- C:\Users\Admin\Pictures\Minor Policy\dEM3uF5zXybLV2EgJTLNM61V.exe
  "C:\Users\Admin\Pictures\Minor Policy\dEM3uF5zXybLV2EgJTLNM61V.exe"
  2⤵
  PID:2136
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c taskkill /im "dEM3uF5zXybLV2EgJTLNM61V.exe" /f & erase "C:\Users\Admin\Pictures\Minor Policy\dEM3uF5zXybLV2EgJTLNM61V.exe" & exit
    3⤵
    PID:119556
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /im "dEM3uF5zXybLV2EgJTLNM61V.exe" /f
      4⤵
      Kills process with taskkill
      PID:189072
- C:\Users\Admin\Pictures\Minor Policy\1_cvQnt26TuXJJasU3vQS1ZX.exe
  "C:\Users\Admin\Pictures\Minor Policy\1_cvQnt26TuXJJasU3vQS1ZX.exe"
  2⤵
  PID:5068
- C:\Users\Admin\Pictures\Minor Policy\C9k7HiMHZL3_zV0C4lFQ1Srq.exe
  "C:\Users\Admin\Pictures\Minor Policy\C9k7HiMHZL3_zV0C4lFQ1Srq.exe"
  2⤵
  PID:2224
- C:\Users\Admin\Pictures\Minor Policy\pRiIbtmrn5sukHFFxGj6iWUa.exe
  "C:\Users\Admin\Pictures\Minor Policy\pRiIbtmrn5sukHFFxGj6iWUa.exe"
  2⤵
  PID:3508
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    PID:197372
- C:\Users\Admin\Pictures\Minor Policy\0Hn2QbcG1NEfYJgIXMDoEg3N.exe
  "C:\Users\Admin\Pictures\Minor Policy\0Hn2QbcG1NEfYJgIXMDoEg3N.exe"
  2⤵
  PID:1200
- - C:\Users\Admin\Pictures\Minor Policy\0Hn2QbcG1NEfYJgIXMDoEg3N.exe
    "C:\Users\Admin\Pictures\Minor Policy\0Hn2QbcG1NEfYJgIXMDoEg3N.exe" -h
    3⤵
    PID:102888
- C:\Users\Admin\Pictures\Minor Policy\6BN1E2I6xcToQYb6GMhj_HgN.exe
  "C:\Users\Admin\Pictures\Minor Policy\6BN1E2I6xcToQYb6GMhj_HgN.exe"
  2⤵
  PID:2468
- C:\Users\Admin\Pictures\Minor Policy\GQAw0ufDnzozjudVVTHhKDCe.exe
  "C:\Users\Admin\Pictures\Minor Policy\GQAw0ufDnzozjudVVTHhKDCe.exe"
  2⤵
  PID:996
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
    3⤵
    PID:189672
- C:\Users\Admin\Pictures\Minor Policy\9craoE23ZjusXXMzOVh26Lqq.exe
  "C:\Users\Admin\Pictures\Minor Policy\9craoE23ZjusXXMzOVh26Lqq.exe"
  2⤵
  PID:4652
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c pause
  2⤵
  PID:5400

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:1216

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:1228

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open
1⤵
- Process spawned unexpected child process
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\db.dll",open
  2⤵
  PID:6792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 6792 -s 604
    3⤵
    - Program crash
    PID:36552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 6792 -ip 6792
1⤵
PID:31060

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Scripting

T1064

Persistence

Scheduled Task

Privilege Escalation

Scheduled Task

Defense Evasion

File and Directory Permissions Modification

T1222

Scripting

T1064

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

System Information Discovery