b39a66d47b101cc7ba2ea46641323eff4b5977d91ffa797e47d6a1d12f1c42c2

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/03/2025, 21:46

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General

Target

b39a66d47b101cc7ba2ea46641323eff4b5977d91ffa797e47d6a1d12f1c42c2.xls
Size

1.5MB
MD5

0927044be2a506018a9ae8c14356ca08
SHA1

774590b3ea66135d2e19f9e973e185a69f8f008e
SHA256

b39a66d47b101cc7ba2ea46641323eff4b5977d91ffa797e47d6a1d12f1c42c2
SHA512

302135b319cab7ec17582c9071d8eed3d6088f4e89c209cea1b337f499b4dba6e014f6b556bf5eac64814fe666c54b5aa92cf902cc1575a927bffe3e4f36cea9
SSDEEP

24576:78wPiXeV+fXR++idpgv/v5/r7DtYM9tnTEVxDCY6femXHxG+RUD/YsWeD:gwPiX4kYOf8

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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	EXCEL.EXE

Office loads VBA resources, possible macro or embedded object present

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2112	EXCEL.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2112	EXCEL.EXE
2112	EXCEL.EXE
2112	EXCEL.EXE
2112	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2680	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2680	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2680	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2680	2112	EXCEL.EXE	31

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\b39a66d47b101cc7ba2ea46641323eff4b5977d91ffa797e47d6a1d12f1c42c2.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2680

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2112-1-0x000000007268D000-0x0000000072698000-memory.dmp

Filesize
44KB

Download
memory/2112-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2112-2-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-3-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-4-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-7-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-8-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-5-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/2112-9-0x000000007268D000-0x0000000072698000-memory.dmp

Filesize
44KB

Download
memory/2112-10-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download