311249be8276bf71e1ae9206c77548b47503ef3627d0e0b34470665c420246a1

Analysis

max time kernel
144s
max time network
147s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 23:22

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General

Target

311249be8276bf71e1ae9206c77548b47503ef3627d0e0b34470665c420246a1.xls
Size

40KB
MD5

aa54b63b504747242d670f9213981da6
SHA1

c7fa27adbcbe3f54a50e3709c1c288aad10243b6
SHA256

311249be8276bf71e1ae9206c77548b47503ef3627d0e0b34470665c420246a1
SHA512

5ff34f6e9038e64f0c75fc8b05f79e789db28a0d4986fd150223e5ad2ed861a0acbccba22b93ec3df78bdd36a84e4b6accee492e4cb010ae51c24ff0e042d941
SSDEEP

768:pkZKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgACCBn9kC+xbwcZfqG9tMvcVi1ls:p+Kpb8rGYrMPe3q7Q0XV5xtezEsi8/d0

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://easiercommunications.com/wp-content/w/

xlm40.dropper

http://dulichdichvu.net/libraries/QhtrjCZymLp5EbqOdpKk/

xlm40.dropper

https://www.whow.fr/wp-includes/H54Fgj0tG/

xlm40.dropper

http://genccagdas.com.tr/assets/TTHOm833iNn3BxT/

xlm40.dropper

http://heaventechnologies.com.pk/apitest/xdeAU0rx26LT9I/

xlm40.dropper

http://goonboy.com/goonie/bSFz7Av/

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	3000	2384	regsvr32.exe	29

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
2384	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2384	EXCEL.EXE
2384	EXCEL.EXE
2384	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	EXCEL.EXE	32
PID 2384 wrote to memory of 3000	2384	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\311249be8276bf71e1ae9206c77548b47503ef3627d0e0b34470665c420246a1.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:2384
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe ..\wurod.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3000

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\wurod.ocx

Filesize
7KB

MD5
797e94343f2bd6d4cdea65cc8b1fdf00

SHA1
ad3aa4de0584f6e92e2cf571bc02eb4a8138ba66

SHA256
168c6189f01359d4d46c94a1681c214403f530d0c6d643154bc530b5e947407e

SHA512
92302d8b4e0c1ec95efafaf33c0e3248a4a071284691cf9b3d96d6f380ed668798cfda620a7389a76c9f1df07c25dd53d32cc26623f27f176f03f8b4eb8498d3

Download Submit
memory/2384-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2384-1-0x0000000072D8D000-0x0000000072D98000-memory.dmp

Filesize
44KB

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memory/2384-30-0x0000000072D8D000-0x0000000072D98000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads