5835437220b1a02397868f2d9df62bb0ee6018d1825f093c58781d2fa8c61989

Analysis

max time kernel
139s
max time network
146s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:55

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General

Target

5835437220b1a02397868f2d9df62bb0ee6018d1825f093c58781d2fa8c61989.xls
Size

243KB
MD5

f4412ea5aed2febf568223d7aab435e2
SHA1

14ef67b101ccc0f8c45eaf841dce94cf5b2b4f67
SHA256

5835437220b1a02397868f2d9df62bb0ee6018d1825f093c58781d2fa8c61989
SHA512

8bc5c8e5f0e2cca54d74ca9e84f36c668ba2d7d097f44a951c285b30dcbe3ea8e8bfacec051d86eb88446820523ac120c9626f30021b3c6801394f24dd186b50
SSDEEP

6144:DKpbdrHYrMue8q7QPX+5xtFEdi8/dg/ThvsiKIjvl5fd1Xh8rsoX/w/0c:ghEXs5fXR8rsNP

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://servidorcarlosydavid.es/wp-admin/jkNPgHxNjF/

xlm40.dropper

https://gmo-sol-p10.heteml.jp/includes/UoJMgYAc1EES/

xlm40.dropper

https://iashanghai.cn/z/Z1PG6ulBh20plss/

xlm40.dropper

https://www.pasionportufuturo.pe/wp-content/HkUfvw0xuCy5/

xlm40.dropper

http://dmdagents.com.au/vqwbgz/CL4Bo4C4VS0deg/

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exe

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	592	2680	regsvr32.exe	29

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

Processes:

EXCEL.EXEregsvr32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid	Process
2680	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid	Process
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	EXCEL.EXE	31
PID 2680 wrote to memory of 592	2680	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\5835437220b1a02397868f2d9df62bb0ee6018d1825f093c58781d2fa8c61989.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:2680
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:592

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

C:\Users\Admin\xxw1.ocx

Filesize
45KB

MD5
0cfe08d0b76f6c16d79dffcb527d94bb

SHA1
60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b

SHA256
f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d

SHA512
03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb

Download Submit
memory/2680-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2680-1-0x0000000071D4D000-0x0000000071D58000-memory.dmp

Filesize
44KB

Download
memory/2680-2-0x0000000071D4D000-0x0000000071D58000-memory.dmp

Filesize
44KB

Download