6c9e75b09d9b6c9ec5bb26166011be00132e90bd0a2f1c8709dde55951aba634

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 17:18

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General

Target

Melissa.doc
Size

40KB
MD5

1c17cfedced1d53cb3866a6a8ed065a4
SHA1

0fc9af3aeac66709123a115804e2080c2558ccc4
SHA256

d279b25587f8d2d6e22bf6c8b534fdac0d3971ea34c2f264e29aa3c8c4390d9c
SHA512

50940546c837557c8216ec851716d23edd4db79083d07e32b73d7a5b0e9698d2b847ea30a744678d24aed680e8b96b18c28b0b849b292479b65374398601eb73
SSDEEP

384:gfLAmQKcIc719x1XG4rFmWfFlmipZ/pwlyIuD9AR49lz02gzIK1Q0jZMuapZtRPl:e1g19/X5frpMyI4ACIv1nacWPiE

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

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	WINWORD.EXE

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2488	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2488	WINWORD.EXE
2488	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2944	2488	WINWORD.EXE	31
PID 2488 wrote to memory of 2944	2488	WINWORD.EXE	31
PID 2488 wrote to memory of 2944	2488	WINWORD.EXE	31
PID 2488 wrote to memory of 2944	2488	WINWORD.EXE	31

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Melissa.doc"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2944

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2488-0-0x000000002F931000-0x000000002F932000-memory.dmp

Filesize
4KB

Download
memory/2488-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2488-2-0x0000000070DAD000-0x0000000070DB8000-memory.dmp

Filesize
44KB

Download
memory/2488-5-0x0000000070DAD000-0x0000000070DB8000-memory.dmp

Filesize
44KB

Download