a230ad5ca2567b174c97fc9d38e23cae4e243a2df847daa1d2290024c480cdc8

General

Target

a230ad5ca2567b174c97fc9d38e23cae4e243a2df847daa1d2290024c480cdc8.xls
Size

95KB
MD5

f2d0109c32bca89c212d650d4760bf17
SHA1

7c636757a786500b1c04695980eb81f374c34d16
SHA256

a230ad5ca2567b174c97fc9d38e23cae4e243a2df847daa1d2290024c480cdc8
SHA512

35070dc3015dddd92c420c77735946a57535c303054698686dd92193e200d22e9bcc0aa5d4a12aa561d2dce99e91096379996239e002144e95674a04cb98a5e5
SSDEEP

1536:iFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgYHuS4hcTO97v7UYdEJmFB2:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgk

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://educacionsanvicentefundacion.com/iplookup/wYEInbaN/

xlm40.dropper

https://www.4monkeys.com/wp-admin/dNAuBEKo/

xlm40.dropper

http://haircutbar.com/cgi-bin/dNfEA5F/

xlm40.dropper

http://gedebey-tvradio.info/wp-includes/T0J9THbd5f2/

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	2740	2368	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2844	2368	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2732	2368	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2064	2368	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.exeEXCEL.EXEregsvr32.exeregsvr32.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	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

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

2368 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2368 EXCEL.EXE
2368 EXCEL.EXE
2368 EXCEL.EXE

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

pid	process
2368	EXCEL.EXE

pid	process
2368	EXCEL.EXE
2368	EXCEL.EXE
2368	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2740	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2732	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 2064	2368	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\a230ad5ca2567b174c97fc9d38e23cae4e243a2df847daa1d2290024c480cdc8.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:2368
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2740
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2844
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2732
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2064

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/2368-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2368-1-0x000000007248D000-0x0000000072498000-memory.dmp

Filesize
44KB

Download
memory/2368-12-0x000000007248D000-0x0000000072498000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads