fb9a5d55ad280679441d2411455cd689bb6d93c8066a1b5ac22dddc09b770363

Analysis

max time kernel
104s
max time network
107s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
14/09/2022, 11:51

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

7722_083_pdf.vbs
Size

2KB
MD5

aa3c2348fd238e40dcad0ae4b9b1141a
SHA1

f2fb2ed0997089ca534b20596f4bda902541f87f
SHA256

ec739af83a7f960def1b1a2e8226d0f7338c3e76972e9e338ddced77a5f8c6b0
SHA512

3ebd91d8770ba4bfe7887d65542e0c27e1dd8dd453941dec138fa8de54296a2851479268d58c6594aec0f69507f322126c765b6ff58312dad71258d2f0476a5f

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062e6ef0d45f4454ab79548c962d74cdf000000000200000000001066000000010000200000007db91d46a4127a4bd3e1011a042b4649de885646812177059da941997a5adef7000000000e80000000020000200000007ccb83884bad7bc9ce2da0d1f5da70bda2e10d2588a33f0f2c4ccf4751e3168b200000001fd6fa28b39f05ab16aad1f8e498d7cd319f8b07c5e879f66d5a35052f4c3fee40000000441d765e48338f21adea6abe6166c297c5d316cee343650ac67412a89c5d4083cfed554371aaaf1658a8c3733753a464d24c31911222289cf449995cbf5f6b82	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "369928474"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{57589401-3434-11ED-8716-EAF6071D98F9} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40e15d4c41c8d801	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1000	powershell.exe
1924	powershell.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1000	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1000	powershell.exe
Token: SeDebugPrivilege	1924	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1456	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1456	iexplore.exe
1456	iexplore.exe
1356	IEXPLORE.EXE
1356	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 1356	1456	iexplore.exe	30
PID 1456 wrote to memory of 1356	1456	iexplore.exe	30
PID 1456 wrote to memory of 1356	1456	iexplore.exe	30
PID 1456 wrote to memory of 1356	1456	iexplore.exe	30
PID 288 wrote to memory of 1924	288	WScript.exe	32
PID 288 wrote to memory of 1924	288	WScript.exe	32
PID 288 wrote to memory of 1924	288	WScript.exe	32
PID 288 wrote to memory of 1000	288	WScript.exe	34
PID 288 wrote to memory of 1000	288	WScript.exe	34
PID 288 wrote to memory of 1000	288	WScript.exe	34

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\7722_083_pdf.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:288
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" This page can’t be displayed This page can’t be displayed Make sure the web address http://46.183.223.105 is correct. Look for the page with your search engine. Refresh the page in a few minutes. Check that all network cables are plugged in. Verify that airplane mode is turned off. Make sure your wireless switch is turned on. See if you can connect to mobile broadband. Restart your router. Fix connection problems
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1924
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Move-item 'C:\Users\Admin\AppData\Local\Temp\7722_083_pdf.vbs' -Destination 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\7722_083_pdf.vbs'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  PID:1000

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1456 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1356

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
dc045ae29bfd585ab6ed8fd67975e4a9

SHA1
ca8a1ad26998ec3bf7a12796b7d7b503a40be633

SHA256
0728e3129cfcbba8b05eb409c9998e013b7af9cc974b538a904160b378bd4c13

SHA512
bcc997e30f66a8acbb909a3c73ce5b68d7062d29ada1325e58596ff0f4ca5c8e6e40232ea13819a7f40d8e9f786892bb56b7f61625d4c0fb7d7747f5807135c5

Download Submit
memory/288-55-0x000007FEFBC61000-0x000007FEFBC63000-memory.dmp

Filesize
8KB

Download
memory/288-54-0x0000000000120000-0x0000000000130000-memory.dmp

Filesize
64KB

Download
memory/1000-66-0x0000000002724000-0x0000000002727000-memory.dmp

Filesize
12KB

Download
memory/1000-62-0x000007FEF41B0000-0x000007FEF4BD3000-memory.dmp

Filesize
10.1MB

Download
memory/1000-64-0x000007FEF3650000-0x000007FEF41AD000-memory.dmp

Filesize
11.4MB

Download
memory/1000-68-0x0000000002724000-0x0000000002727000-memory.dmp

Filesize
12KB

Download
memory/1000-69-0x000000000272B000-0x000000000274A000-memory.dmp

Filesize
124KB

Download
memory/1924-61-0x000007FEF41B0000-0x000007FEF4BD3000-memory.dmp

Filesize
10.1MB

Download
memory/1924-65-0x0000000002524000-0x0000000002527000-memory.dmp

Filesize
12KB

Download
memory/1924-63-0x000007FEF3650000-0x000007FEF41AD000-memory.dmp

Filesize
11.4MB

Download
memory/1924-67-0x000000001B750000-0x000000001BA4F000-memory.dmp

Filesize
3.0MB

Download
memory/1924-70-0x0000000002524000-0x0000000002527000-memory.dmp

Filesize
12KB

Download
memory/1924-71-0x000000000252B000-0x000000000254A000-memory.dmp

Filesize
124KB

Download