7e719ee6bcf016f525c302a96135f649eed29a4f01428793ea82097f6dd622cd

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 16:41

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General

Target

7e719ee6bcf016f525c302a96135f649eed29a4f01428793ea82097f6dd622cd.xlsm
Size

32KB
MD5

a1409d09dd35fb9a308ae78cb1bd5f7c
SHA1

c5b2ff0b27494854dbd5ab84f9c5d712e886a1b1
SHA256

7e719ee6bcf016f525c302a96135f649eed29a4f01428793ea82097f6dd622cd
SHA512

7f14d74dd661a9c28ef58da9d546f0988aeaad3e5610ef2486d372f9c1eb5d26d29f2169a538124667b2482b315a119cd44be987c5178e95db6cb931b148214c
SSDEEP

384:wjzZPFhNjqEBOA7iEibbwBLg0SCdiVXUKgUrNU/qWhZOdBNPJM+kqr9eCgh0k5lY:wjpFhNNlizXT28dFfPdkqstJmE6/

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://casache.com/web/n3jxwXXwa/

xlm40.dropper

https://www.blessingsource.com/blessingsource.com/rFQ0Ip6lQXXK/

xlm40.dropper

http://ccalaire.com/wp-admin/d1pGRa0X/

xlm40.dropper

http://cdimprintpr.com/brochure2/A9NmYDndZ/

xlm40.dropper

http://careerplan.host20.uk/images/Ls/

xlm40.dropper

http://ausnz.net/2010wc/odSi5tQKkCIXEWl9/

Signatures

Process spawned unexpected child process 1 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	2564	2340	regsvr32.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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

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
2340	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2340	EXCEL.EXE
2340	EXCEL.EXE
2340	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32
PID 2340 wrote to memory of 2564	2340	EXCEL.EXE	32

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\7e719ee6bcf016f525c302a96135f649eed29a4f01428793ea82097f6dd622cd.xlsm
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\rfs.dll
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2564

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

C:\Users\Admin\rfs.dll

Filesize
168KB

MD5
6667bf04ed804089964ccb12a466e30a

SHA1
ac22ef61a329266426bf09e2d1414b04816332ac

SHA256
6b7164d4f4612be8e9dc0e9231de04366335b63eb34f1b142348ad14c7517c4d

SHA512
e39d9f94804c14e6dd51cf0b9f46902d302b3186692f1d94b623268ea1ac210c809c0b7a59ac6875f687905116ba5552f7f618c4ed7d3c7e9ddd95c0844c75b5

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memory/2340-1-0x00000000724ED000-0x00000000724F8000-memory.dmp

Filesize
44KB

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memory/2340-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2340-19-0x00000000724ED000-0x00000000724F8000-memory.dmp

Filesize
44KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads