d2efa420a245e76e5418e68716224b5091be819dea739c2bb93bcb960852952c

Analysis

max time kernel
61s
max time network
141s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 10:01

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General

Target

d2efa420a245e76e5418e68716224b5091be819dea739c2bb93bcb960852952c.xls
Size

95KB
MD5

2afcb10cd2606d11f84dcab152cd38b1
SHA1

210b11a4cbd9c32da4e5dbad4d01d62006cbc624
SHA256

d2efa420a245e76e5418e68716224b5091be819dea739c2bb93bcb960852952c
SHA512

bf6d21a78838369ef37f16a0f9fda36c83dcc63eee6185bd752fd800eb201939e377f1257e4a1f866cd62582d301a270a779e1f8ea9cf56871e4a7b8f6b1824d
SSDEEP

1536:PFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgCHuS4hcTO97v7UYdEJmIr:tKpb8rGYrMPe3q7Q0XV5xtezEsi8/dge

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.sunflowerlaboratory.in/fonts/79Tq62ly/

xlm40.dropper

http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/

xlm40.dropper

http://agtrade.hu/images/kiQYmOs2tSKq/

xlm40.dropper

https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/

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	2820	1956	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2840	1956	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2180	1956	regsvr32.exe	28
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2784	1956	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	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
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
1956	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1956	EXCEL.EXE
1956	EXCEL.EXE
1956	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2820	1956	EXCEL.EXE	29
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2840	1956	EXCEL.EXE	30
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2180	1956	EXCEL.EXE	32
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	EXCEL.EXE	33
PID 1956 wrote to memory of 2784	1956	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\d2efa420a245e76e5418e68716224b5091be819dea739c2bb93bcb960852952c.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:1956
- 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:2820
- 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:2840
- 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:2180
- 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:2784

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/1956-1-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

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memory/1956-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/1956-17-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads