df8163211cd4768626393f3d28d44cb00475ae3f48ea03a4ed02fd5857ca7065

Analysis

max time kernel
144s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/11/2024, 17:58

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General

Target

df8163211cd4768626393f3d28d44cb00475ae3f48ea03a4ed02fd5857ca7065.xls
Size

46KB
MD5

65179433a51e8629c43875b47944475f
SHA1

792aca77182558d5e5c8f5a54bd14b2871afa842
SHA256

df8163211cd4768626393f3d28d44cb00475ae3f48ea03a4ed02fd5857ca7065
SHA512

c9ae7801651d8fe52421530665f3842e209adfa0b743a0102495f7ebaf74cc8b5c312ccdc01c458eeebc12179bfd4b0b910965b4f92c11254085b34e7d131d07
SSDEEP

768:pDMPKpb8rGYrMPe3q7Q0XV5xtezE8vpI8UM+VQTUs77quK7KtGu6Q:pYKpb8rGYrMPe3q7Q0XV5xtezE8vG8U2

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://zktecovn.com/wp-admin/xxfnYY4zwOpFOgu3g1t/

xlm40.dropper

http://zacharywythe.com/pb_index_bak/SkEGB2c/

xlm40.dropper

http://zonainformatica.es/aspnet_client/pVcppgi00Dk/

Signatures

Process spawned unexpected child process 3 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	2588	2652	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2632	2652	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2988	2652	regsvr32.exe	29

System Location Discovery: System Language Discovery 1 TTPs 4 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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.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

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2652	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2652	EXCEL.EXE
2652	EXCEL.EXE
2652	EXCEL.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2588	2652	EXCEL.EXE	31
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2632	2652	EXCEL.EXE	32
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.EXE	33
PID 2652 wrote to memory of 2988	2652	EXCEL.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\df8163211cd4768626393f3d28d44cb00475ae3f48ea03a4ed02fd5857ca7065.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:2652
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2588
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2632
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2988

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

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Downloads

memory/2652-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2652-1-0x000000007221D000-0x0000000072228000-memory.dmp

Filesize
44KB

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memory/2652-18-0x000000007221D000-0x0000000072228000-memory.dmp

Filesize
44KB

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads