cf84c9220caad5746478bade0a27870c3d753721241e2736b093dd059e9eacb3

Analysis

max time kernel
39s
max time network
34s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2024, 02:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cf84c9220caad5746478bade0a27870c3d753721241e2736b093dd059e9eacb3.xls
Size

479KB
MD5

67989de980871bfe78c8c61af170b0b1
SHA1

25deb6caa6a7016316bc44a9a0cb35de9e2ec505
SHA256

cf84c9220caad5746478bade0a27870c3d753721241e2736b093dd059e9eacb3
SHA512

5706f344ef2a43521f265cb62743d7fcb81fef34fef1f184b778ddf3668098fde2b3fc721d86453a8a21e8839235dfb619f5bee879e763c3d548b5eed2e24d1c
SSDEEP

6144:+xEtjPOtioVjDGUU1qfDlavx+/YIxARsbPTusun5laaZ2tfP40aYPFTuY6YzF:kbbusu592tKW

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4352	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE
4352	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 2404	4352	EXCEL.EXE	87
PID 4352 wrote to memory of 2404	4352	EXCEL.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\cf84c9220caad5746478bade0a27870c3d753721241e2736b093dd059e9eacb3.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4352
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:4512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\VB4D36.tmp

Filesize
1KB

MD5
20e23f2f2a59f26505a98644e1ad076e

SHA1
e5d1416e9978f6cd2a7cfc9857d313382e44013d

SHA256
e214ba9750748d016ca2aa620f3b5a77779659e700af236830e528c8c915fbb5

SHA512
a0a9129bf22599c21578bc879439eaa0ea1344b9257a5c9b4e55b8617652c8ec3f58f3d6af1015393496a785e7cbb3398f87536248ca799129d3b0a688db4b5b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

Filesize
256B

MD5
c6b1a5f0fabb13661274b6680a92fb51

SHA1
fb4f7039b2ebec3cb4437d95d522525294cadccc

SHA256
3187033c928e0b968eba0b2ade93ae172fe40093bb6f99ac4b3f8a0d5fd506d1

SHA512
25138c9e45282406b41ed01d2dc97da4be0db6cb254b8bac28244990065264390c6514d163f95e32993d91d9c77366de8de26440f51ac873da7ac97feff0d221

Download Submit
memory/4352-12-0x00007FFE336D0000-0x00007FFE336E0000-memory.dmp

Filesize
64KB

Download
memory/4352-14-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-5-0x00007FFE35CB0000-0x00007FFE35CC0000-memory.dmp

Filesize
64KB

Download
memory/4352-3-0x00007FFE75CCD000-0x00007FFE75CCE000-memory.dmp

Filesize
4KB

Download
memory/4352-7-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-6-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-8-0x00007FFE336D0000-0x00007FFE336E0000-memory.dmp

Filesize
64KB

Download
memory/4352-9-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-10-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-16-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-4-0x00007FFE35CB0000-0x00007FFE35CC0000-memory.dmp

Filesize
64KB

Download
memory/4352-0-0x00007FFE35CB0000-0x00007FFE35CC0000-memory.dmp

Filesize
64KB

Download
memory/4352-11-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-18-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-20-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-19-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-17-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-15-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-13-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download
memory/4352-2-0x00007FFE35CB0000-0x00007FFE35CC0000-memory.dmp

Filesize
64KB

Download
memory/4352-1-0x00007FFE35CB0000-0x00007FFE35CC0000-memory.dmp

Filesize
64KB

Download
memory/4352-72-0x00007FFE75C30000-0x00007FFE75E25000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads