9e7eaf569c8f3dbe07baae8cb1e136e70adf653f70c4dd07f21de95be8ec33bc

Analysis

max time kernel
61s
max time network
67s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 10:06

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General

Target

9e7eaf569c8f3dbe07baae8cb1e136e70adf653f70c4dd07f21de95be8ec33bc.xls
Size

91KB
MD5

d405a8cacb7f8fd3f84b710ce2c786ec
SHA1

87bbae07712e78232843875fab976e8dfa2c3e57
SHA256

9e7eaf569c8f3dbe07baae8cb1e136e70adf653f70c4dd07f21de95be8ec33bc
SHA512

8d1b33f7d2f291a96623579f76fa9f21086338bdb48e9a02146192e03cbadc2683943a46626b315373e683edf2729f7109a2293f2536bd685985c1168420fa83
SSDEEP

1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4Z8EM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgV

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.muyehuayi.com/cmp/8asA99KPsyA/v6lUsWbLen/

xlm40.dropper

http://concivilpa.com.py/wp-admin/i3CQu9dzDrMW/

xlm40.dropper

https://wijsneusmedia.nl/cgi-bin/kFB/

xlm40.dropper

http://www.angloextrema.com.br/assets/oEt1yYckHKlnNIq/

Signatures

Process spawned unexpected child process 4 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	2936	2496	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2948	2496	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2928	2496	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2916	2496	regsvr32.exe	28

System Location Discovery: System Language Discovery 1 TTPs 5 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	regsvr32.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	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

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2496	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2496	EXCEL.EXE
2496	EXCEL.EXE
2496	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2936	2496	EXCEL.EXE	29
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2948	2496	EXCEL.EXE	30
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2928	2496	EXCEL.EXE	31
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	EXCEL.EXE	33
PID 2496 wrote to memory of 2916	2496	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\9e7eaf569c8f3dbe07baae8cb1e136e70adf653f70c4dd07f21de95be8ec33bc.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:2496
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2936
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2948
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2928
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2916

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/2496-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2496-1-0x00000000727CD000-0x00000000727D8000-memory.dmp

Filesize
44KB

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memory/2496-15-0x00000000727CD000-0x00000000727D8000-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