de837c2f5df7313d8d64e0d83bdb87081de96b24a22c38894d70d359db019427

General

Target

de837c2f5df7313d8d64e0d83bdb87081de96b24a22c38894d70d359db019427.xls
Size

70KB
MD5

aea87205bedf34dc9f903db0a710e6d0
SHA1

5d3e80e6bc99a741c4b90e58523953c66d4b79f4
SHA256

de837c2f5df7313d8d64e0d83bdb87081de96b24a22c38894d70d359db019427
SHA512

9bf897743431898137501f379375fb7609f4cdb600cbaf50e5cbfa9375a3ca71dbe329ffbf2b75e234dc86080b21c92fcf0c20a99322b4578993a7135efde88e
SSDEEP

1536:OhKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+KJ+hDcnTLiQrRTZws8Eo:uKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM2

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://sacvasanth.com/public/lyP2lh1hlJr/

xlm40.dropper

https://webguruindia.com/theme/wTbEyLVvMNB3j/

xlm40.dropper

http://stockmorehouse.com/Casa_Grande/AS4VPkTsOqWDGGO/

Signatures

Process spawned unexpected child process 3 IoCs

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

Processes:

regsvr32.exeregsvr32.exeregsvr32.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	2560	2644	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2852	2644	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2812	2644	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

Processes:

EXCEL.EXEregsvr32.exeregsvr32.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
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
2644	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid	Process
2644	EXCEL.EXE
2644	EXCEL.EXE
2644	EXCEL.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2560	2644	EXCEL.EXE	30
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2852	2644	EXCEL.EXE	31
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	EXCEL.EXE	33
PID 2644 wrote to memory of 2812	2644	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\de837c2f5df7313d8d64e0d83bdb87081de96b24a22c38894d70d359db019427.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:2644
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2560
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2852
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2812

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/2644-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2644-1-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/2644-2-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads