159bbf20977f80289e54d468f1c240cfec079a6df6e279e024b3ff406a0acd58

Analysis

max time kernel
24s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 22:13

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General

Target

159bbf20977f80289e54d468f1c240cfec079a6df6e279e024b3ff406a0acd58.xls
Size

6.7MB
MD5

b1f779ce36012c743c370ad44be3b709
SHA1

bb428956aaa17e96e47902e1a243cf8ab8d151ab
SHA256

159bbf20977f80289e54d468f1c240cfec079a6df6e279e024b3ff406a0acd58
SHA512

ed05f9167a288ade3a829ce77c034e0b31d6abe83e886fdebb4e3e592127ba547a4d2bd6e03c4f04cfacb94c962c31f61f1950e41801cc3d6c00cede29ae5134
SSDEEP

196608:Fw6RUj6CQQzFpsj/j1/WkxLRDUp9IsfPHz7D3qfk:Fw6R1CPps9Og1DUp9IsfCk

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
1864	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1864	EXCEL.EXE
1864	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1864	EXCEL.EXE
1864	EXCEL.EXE
1864	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 2876	1864	EXCEL.EXE	31
PID 1864 wrote to memory of 2876	1864	EXCEL.EXE	31
PID 1864 wrote to memory of 2876	1864	EXCEL.EXE	31
PID 1864 wrote to memory of 2876	1864	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\159bbf20977f80289e54d468f1c240cfec079a6df6e279e024b3ff406a0acd58.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2876

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/1864-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1864-1-0x00000000727CD000-0x00000000727D8000-memory.dmp

Filesize
44KB

Download
memory/1864-8-0x00000000076E0000-0x00000000077E0000-memory.dmp

Filesize
1024KB

Download
memory/1864-9-0x00000000727CD000-0x00000000727D8000-memory.dmp

Filesize
44KB

Download
memory/1864-10-0x00000000076E0000-0x00000000077E0000-memory.dmp

Filesize
1024KB

Download