0831b4c860508d4d4f3047d528675b8549bdd19d29d78a7e72245fc4aa2b6a95

Analysis

max time kernel
101s
max time network
129s
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, 17:14

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General

Target

JaffaCakes118_8c7175edb5909213e438f867bdd4ae0e.xls
Size

109KB
MD5

8c7175edb5909213e438f867bdd4ae0e
SHA1

19968aa160749d112825f72263fff76e5a94249b
SHA256

0831b4c860508d4d4f3047d528675b8549bdd19d29d78a7e72245fc4aa2b6a95
SHA512

1e3a33f9c0d4ad955a8e6e1c4f63afb3969ada92f2e5a430baa7cfd16d50d95e417679eaefbab27ed2396e5a88d6d8ef4a2fb190eb94e14d616047fa3bfdc741
SSDEEP

1536:ipyyy2O3f9hXDlHrlrIeSU/+qMb2jcc0lbxOvTgZZ488ScJtXwPXS:iyhXl5rIea2jcc0lbxOrbjhJtXw/S

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	4772	840	cmd.exe	86
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4904	840	cmd.exe	86
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4372	840	cmd.exe	86

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral2/files/0x00060000000229fb-103.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
840	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\8D875E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
840	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE
840	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 4372	840	EXCEL.EXE	92
PID 840 wrote to memory of 4372	840	EXCEL.EXE	92
PID 840 wrote to memory of 4904	840	EXCEL.EXE	93
PID 840 wrote to memory of 4904	840	EXCEL.EXE	93
PID 840 wrote to memory of 4772	840	EXCEL.EXE	94
PID 840 wrote to memory of 4772	840	EXCEL.EXE	94
PID 4372 wrote to memory of 1436	4372	cmd.exe	98
PID 4372 wrote to memory of 1436	4372	cmd.exe	98

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1436	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_8c7175edb5909213e438f867bdd4ae0e.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:840
- 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:4372
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:1436
- 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:4904
- 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:4772

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_8c7175edb5909213e438f867bdd4ae0e.xls

Filesize
144KB

MD5
f9e9588c08d647aa2f4fcfcfa6943966

SHA1
d78ce2718cacd50de8ea9b54f2b2e31ffc122c7d

SHA256
355c168d667a6352e3ee13edb70e236bab72715d7639c732d6b8502f03be5ea4

SHA512
aaefda8473960c0c4ad3726f7b8b084f7954df27a2bd2310bf73e2990f3e8f3529c332f18f8fb2f55f6ce3316e7b26158fcce2f0efa668a1158b2ae7b933531c

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

Filesize
1KB

MD5
1c4929bc7b44d6e4c6134a5b9cb38eec

SHA1
3bca767d4bb321425b8309d76e510b578c3556d2

SHA256
0f9130dc104037b88f7b1e2dad2a5350bd77e80b04c8229f37cfe67c7ca2e395

SHA512
50e0d04b056fce97f9488b3b05c997d45685824a7205b52ff61a8e796253f2302b2d0988ad2e1a30c40b55de8b68fdd15a0239f71c1d9c14056b7268a70d56c6

Download Submit
memory/840-58-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-60-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-2-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-1-0x00007FFB9CB0D000-0x00007FFB9CB0E000-memory.dmp

Filesize
4KB

Download
memory/840-6-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-8-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-10-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-9-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-7-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-59-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-12-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-13-0x00007FFB5A190000-0x00007FFB5A1A0000-memory.dmp

Filesize
64KB

Download
memory/840-14-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-17-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-16-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-19-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-18-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-15-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-3-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-0-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-11-0x00007FFB5A190000-0x00007FFB5A1A0000-memory.dmp

Filesize
64KB

Download
memory/840-62-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-57-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-53-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-5-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-105-0x00007FFB9CB0D000-0x00007FFB9CB0E000-memory.dmp

Filesize
4KB

Download
memory/840-106-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-107-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-108-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-109-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-110-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-111-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download
memory/840-4-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-134-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-136-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-135-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-133-0x00007FFB5CAF0000-0x00007FFB5CB00000-memory.dmp

Filesize
64KB

Download
memory/840-137-0x00007FFB9CA70000-0x00007FFB9CC65000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads