3c1aea9f7c029c6d1560af5cbd680746b4b99382001485732f28bc770611b103

Analysis

max time kernel
140s
max time network
146s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 22:38

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General

Target

3c1aea9f7c029c6d1560af5cbd680746b4b99382001485732f28bc770611b103.xls
Size

67KB
MD5

4ca50d67a7178b9c58cdb91b5bff281d
SHA1

47961da73c3aaf70d910251ef4ec507765f59190
SHA256

3c1aea9f7c029c6d1560af5cbd680746b4b99382001485732f28bc770611b103
SHA512

c2dca9a8ddcf339f0d08ce8e4d8c0b102a2fac44e9d6983058db343ad169f8e509dec4d7512fb767ae15afaa9dedec18cc8c657d34304b86519b4e327fcb9b7e
SSDEEP

1536:nVKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+u9s1a6YG2jzQ0viPvDNHhGtg:VKpb8rGYrMPe3q7Q0XV5xtezE8vG8UMI

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.melisetotoaksesuar.com/catalog/controller/account/dqfKI/

xlm40.dropper

http://elamurray.com/athletics-carnival-2018/3UTZYr9D9f/

xlm40.dropper

http://masyuk.com/581voyze/MlX/

xlm40.dropper

http://jr-software-web.net/aaabackupsqldb/11hYk3bHJ/

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	1660	2172	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2080	2172	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2304	2172	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2500	2172	regsvr32.exe	29

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
2172	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2172	EXCEL.EXE
2172	EXCEL.EXE
2172	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 1660	2172	EXCEL.EXE	31
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2080	2172	EXCEL.EXE	32
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2304	2172	EXCEL.EXE	33
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34
PID 2172 wrote to memory of 2500	2172	EXCEL.EXE	34

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\3c1aea9f7c029c6d1560af5cbd680746b4b99382001485732f28bc770611b103.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:2172
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1660
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2080
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2304
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uxevr4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2500

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/2172-1-0x00000000720DD000-0x00000000720E8000-memory.dmp

Filesize
44KB

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memory/2172-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2172-2-0x00000000720DD000-0x00000000720E8000-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