648eb3dd8252073b53f16887084c5415f56e90877aee69d29393efe1382679b4

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 20:40

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General

Target

eicar-standard-antivirus-test-files/eicar-excel-macro-cmd-echo.xls
Size

30KB
MD5

5fa1d1c2389d123ebb7c4c7312dfac73
SHA1

8c8ec8577da8e370297413cd65ee8f99578077bb
SHA256

e8f8f28cca8ff5e02b52d8131be2f63b59ac38f64fc4bf7640334765ad6a14ba
SHA512

2b54614c54eff346483952afb5f5dfc4afc0aa59c80bdbf49ddcab8d4d48b3190a45b885adea0daff23bb7fe24030add67a5d2f1277fc918442b61153302d4f7
SSDEEP

768:uik3hOdsylKlgryzc4bNhZFGzE+cL2knAJ6OiCkhaBwAo946B8R:Pk3hOdsylKlgryzc4bNhZFGzE+cL2knm

Score

10^/10

discovery

Malware Config

Signatures

Process spawned unexpected child process 1 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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2216	1656	cmd.exe	27

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	cmd.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
1656	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1656	EXCEL.EXE
1656	EXCEL.EXE
1656	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2216	1656	EXCEL.EXE	28
PID 1656 wrote to memory of 2216	1656	EXCEL.EXE	28
PID 1656 wrote to memory of 2216	1656	EXCEL.EXE	28
PID 1656 wrote to memory of 2216	1656	EXCEL.EXE	28

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\eicar-standard-antivirus-test-files\eicar-excel-macro-cmd-echo.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:1656
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /K echo X5O!P%@AP[4\PZX54(P^^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2216

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/1656-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1656-1-0x000000007282D000-0x0000000072838000-memory.dmp

Filesize
44KB

Download
memory/1656-2-0x0000000000420000-0x0000000000520000-memory.dmp

Filesize
1024KB

Download
memory/1656-3-0x0000000000420000-0x0000000000520000-memory.dmp

Filesize
1024KB

Download
memory/1656-4-0x0000000000420000-0x0000000000520000-memory.dmp

Filesize
1024KB

Download
memory/1656-5-0x000000007282D000-0x0000000072838000-memory.dmp

Filesize
44KB

Download
memory/1656-6-0x0000000000420000-0x0000000000520000-memory.dmp

Filesize
1024KB

Download