4f87bdeeac886e81b535ae5e747607719887744318caaf7d6d0daf2ec0e49c0a

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 01:16

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General

Target

4f87bdeeac886e81b535ae5e747607719887744318caaf7d6d0daf2ec0e49c0a.xls
Size

491KB
MD5

8b0c678fad6f4af02d790289c97e6cc8
SHA1

68a5e52791e066c1ef32289d8252051dbf3bd108
SHA256

4f87bdeeac886e81b535ae5e747607719887744318caaf7d6d0daf2ec0e49c0a
SHA512

c9ad7bea83041273099e1366ae82e468c1776fbbbbfbde0936f3e81a429b3e0623526570f8a74ef99fcf77fe837f66b357cbf66de7bcdf9fa46468a0092aa489
SSDEEP

12288:T06Lyvb7jdGNij35TR5nnZsgUKIZYQXV9uEpWOAq+Q:TfyvbPANij35TR5nZsgUV+s3+

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

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
2136	EXCEL.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2136	EXCEL.EXE
2136	EXCEL.EXE
2136	EXCEL.EXE
2660	WINWORD.EXE
2660	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 1444	2660	WINWORD.EXE	33
PID 2660 wrote to memory of 1444	2660	WINWORD.EXE	33
PID 2660 wrote to memory of 1444	2660	WINWORD.EXE	33
PID 2660 wrote to memory of 1444	2660	WINWORD.EXE	33

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\4f87bdeeac886e81b535ae5e747607719887744318caaf7d6d0daf2ec0e49c0a.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2136

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" -Embedding
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1444

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/2136-1-0x000000007258D000-0x0000000072598000-memory.dmp

Filesize
44KB

Download
memory/2136-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2136-3-0x000000007258D000-0x0000000072598000-memory.dmp

Filesize
44KB

Download
memory/2136-22-0x00000000023E0000-0x00000000023E2000-memory.dmp

Filesize
8KB

Download
memory/2660-17-0x000000002F6C1000-0x000000002F6C2000-memory.dmp

Filesize
4KB

Download
memory/2660-19-0x000000007258D000-0x0000000072598000-memory.dmp

Filesize
44KB

Download
memory/2660-21-0x0000000003920000-0x0000000003922000-memory.dmp

Filesize
8KB

Download
memory/2660-23-0x000000007258D000-0x0000000072598000-memory.dmp

Filesize
44KB

Download
memory/2660-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download