a3396cd39b3ee792caf6e6f05fc6022b90c535a7078fa96d899f56b159b82194

General

Target

a3396cd39b3ee792caf6e6f05fc6022b90c535a7078fa96d899f56b159b82194.xls
Size

96KB
MD5

6ede82d2972a2a921fc37b7cc275edf9
SHA1

59e4098c8b0aae152a0fa3ae8978e0e9689c9bda
SHA256

a3396cd39b3ee792caf6e6f05fc6022b90c535a7078fa96d899f56b159b82194
SHA512

ba195ec358a114ef1218ddd0683d71c9cc7b8b126472ef3702fb555fd02f6c292a49ada11cf9999f6972fd85c6857a559125c2ba5586ebaf360b4ef87165f598
SSDEEP

1536:WkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgNHuS4hcTO97v7UYdEJmOuV:JKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgY

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://aysbody.com/catalog/fKIbKAcI81pVn/

xlm40.dropper

http://www.birebiregitim.net/wp-includes/mpaZ6zBj3IAJcx/

xlm40.dropper

http://fashionbyprincessmelodicaah.com/4185PINT/79YtAbiNx92iI/

xlm40.dropper

https://pccurico.cl/wp-admin/x3kyR3u8ARXStL7/

Signatures

Process spawned unexpected child process 4 IoCs

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

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2804	2912	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2936	2912	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2680	2912	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2688	2912	regsvr32.exe	EXCEL.EXE

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

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeEXCEL.EXEregsvr32.exe

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

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

2912 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2912 EXCEL.EXE
2912 EXCEL.EXE
2912 EXCEL.EXE

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

pid	process
2912	EXCEL.EXE

pid	process
2912	EXCEL.EXE
2912	EXCEL.EXE
2912	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2804	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2936	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2680	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe
PID 2912 wrote to memory of 2688	2912	EXCEL.EXE	regsvr32.exe

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\a3396cd39b3ee792caf6e6f05fc6022b90c535a7078fa96d899f56b159b82194.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:2912
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2804
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  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 ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2680
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2912-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2912-1-0x0000000071DDD000-0x0000000071DE8000-memory.dmp

Filesize
44KB

Download
memory/2912-2-0x0000000071DDD000-0x0000000071DE8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads