d97ff91ce5945eaeefee4f018f5e1536651128bdc1852e8f0f29b819e0905ac9

Analysis

max time kernel
60s
max time network
61s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 21:54

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General

Target

d97ff91ce5945eaeefee4f018f5e1536651128bdc1852e8f0f29b819e0905ac9.xls
Size

193KB
MD5

5397d5f6742ecf8037af59340234266c
SHA1

6661d29b46b3555f9b3493aa9cfc7999c4926ab7
SHA256

d97ff91ce5945eaeefee4f018f5e1536651128bdc1852e8f0f29b819e0905ac9
SHA512

a665a90283afee71140b5de8cb7ac33a1c530c98e576decd6a69a45486bd418163bebc5dc8ef6425b17170541f090945b3ef7af4a7abcdff80d8830daae9d59e
SSDEEP

6144:/J7xEtjPOtioVjDGUU1qfDlavx+WYIxA7mZcwd:o6wd

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
4928	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE
4928	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 4624	4928	EXCEL.EXE	95
PID 4928 wrote to memory of 4624	4928	EXCEL.EXE	95

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\d97ff91ce5945eaeefee4f018f5e1536651128bdc1852e8f0f29b819e0905ac9.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:4624

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:792

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4248,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=3484 /prefetch:8
1⤵
PID:3776

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
e1afc8db916709d973f0181832007c03

SHA1
f8a3d785b79fc6508edabcee2848d869e84b7f39

SHA256
1afbcf011f3a61d9528d55fb42c4697812dc6e0f0455dd88c1eedd7ed6de92d8

SHA512
2a25cb172cc991e8403f8610cd758683faf5005c9908eb17f59cd2b39e36854d51f5497be4bc648bc17d99e0ff1f58e1be2f7c5f48561790a580bd2f68b3e46d

Download Submit
memory/4928-14-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-4-0x00007FFBCD250000-0x00007FFBCD260000-memory.dmp

Filesize
64KB

Download
memory/4928-5-0x00007FFBCD250000-0x00007FFBCD260000-memory.dmp

Filesize
64KB

Download
memory/4928-1-0x00007FFC0D26D000-0x00007FFC0D26E000-memory.dmp

Filesize
4KB

Download
memory/4928-10-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-9-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-11-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-12-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-3-0x00007FFBCD250000-0x00007FFBCD260000-memory.dmp

Filesize
64KB

Download
memory/4928-13-0x00007FFBCAB60000-0x00007FFBCAB70000-memory.dmp

Filesize
64KB

Download
memory/4928-8-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-15-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-16-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-7-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-6-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-0-0x00007FFBCD250000-0x00007FFBCD260000-memory.dmp

Filesize
64KB

Download
memory/4928-17-0x00007FFBCAB60000-0x00007FFBCAB70000-memory.dmp

Filesize
64KB

Download
memory/4928-26-0x00007FFC0D1D0000-0x00007FFC0D3C5000-memory.dmp

Filesize
2.0MB

Download
memory/4928-27-0x00007FFC0D26D000-0x00007FFC0D26E000-memory.dmp

Filesize
4KB

Download
memory/4928-2-0x00007FFBCD250000-0x00007FFBCD260000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads