a7ff958a442542f6f5167690f88ef58bb2f03133789e8ff6e29fe83761b69ec6

Analysis

max time kernel
102s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
29/03/2025, 18:30

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General

Target

JaffaCakes118_91a985d068b11fa4ba03488479169e91.xls
Size

100KB
MD5

91a985d068b11fa4ba03488479169e91
SHA1

28216d22df84c9cacfebed16a8c18030270f767a
SHA256

a7ff958a442542f6f5167690f88ef58bb2f03133789e8ff6e29fe83761b69ec6
SHA512

9b51f3ee4ef375468a91588c97ffc9e9da2d802765ace2932b9f1d07faa4ed53316b7ad42e1bd62ceccee369ca8ff07635372b907609e0a31928ffe89741441a
SSDEEP

1536:4+++KDD2rTpN1c78EyVwcP++vMTwi2oZ95KeiolPWVbr+Q7ITkNGQA23hvfrbWW4:TzeTWVbr+Q7ITkNPtjqaSd

Score

10^/10

defense_evasion macro xlm

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1840	4012	cmd.exe	85
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2324	4012	cmd.exe	85
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	664	4012	cmd.exe	85

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral2/files/0x0017000000023d48-104.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
4012	EXCEL.EXE

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\6F775E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4012	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 664	4012	EXCEL.EXE	90
PID 4012 wrote to memory of 664	4012	EXCEL.EXE	90
PID 4012 wrote to memory of 2324	4012	EXCEL.EXE	91
PID 4012 wrote to memory of 2324	4012	EXCEL.EXE	91
PID 4012 wrote to memory of 1840	4012	EXCEL.EXE	92
PID 4012 wrote to memory of 1840	4012	EXCEL.EXE	92
PID 664 wrote to memory of 4256	664	cmd.exe	96
PID 664 wrote to memory of 4256	664	cmd.exe	96

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
4256	attrib.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91a985d068b11fa4ba03488479169e91.xls"
1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:664
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:4256
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:2324
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:1840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91a985d068b11fa4ba03488479169e91.xls

Filesize
120KB

MD5
7ba911fd24c098169ecb216a5be2f9d4

SHA1
c9372e0a3ea01511b934f85ae7801903ce2d88b9

SHA256
0e5b221cf5d209f966489c71a255119ce6010f9925bc4a2b718ab8ab33373abf

SHA512
c25974c36a0acef9c859010901d78dae78ced028dfa3d7584ebd600bce95f27a9de75061232459195d8168905ff716bfc58c0534ed8ff7fc45ddf11a12134f89

Download Submit
memory/4012-59-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-3-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-2-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-5-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-4-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-10-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-11-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-12-0x00007FF9B5B30000-0x00007FF9B5B40000-memory.dmp

Filesize
64KB

Download
memory/4012-9-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-8-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-7-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-6-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-13-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-14-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-17-0x00007FF9B5B30000-0x00007FF9B5B40000-memory.dmp

Filesize
64KB

Download
memory/4012-18-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-21-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-20-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-19-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-16-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-60-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-15-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-0-0x00007FF9F7C8D000-0x00007FF9F7C8E000-memory.dmp

Filesize
4KB

Download
memory/4012-61-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-50-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-66-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-56-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-45-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-1-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-106-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-107-0x00007FF9F7C8D000-0x00007FF9F7C8E000-memory.dmp

Filesize
4KB

Download
memory/4012-108-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-109-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-110-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-111-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-112-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-116-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-117-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-118-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-137-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-138-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-140-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-139-0x00007FF9B7C70000-0x00007FF9B7C80000-memory.dmp

Filesize
64KB

Download
memory/4012-141-0x00007FF9F7BF0000-0x00007FF9F7DE5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads