f403e5db7055c16c5608a7c5c5e8d72541f88a83720b84f6ee2a8ed7212f75a8

Analysis

max time kernel
92s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 08:44

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General

Target

7zS850A099E/libcurlpp.dll
Size

54KB
MD5

e6e578373c2e416289a8da55f1dc5e8e
SHA1

b601a229b66ec3d19c2369b36216c6f6eb1c063e
SHA256

43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f
SHA512

9df6a8c418113a77051f6cb02745ad48c521c13cdadb85e0e37f79e29041464c8c7d7ba8c558fdd877035eb8475b6f93e7fc62b38504ddfe696a61480cabac89
SSDEEP

768:W//WT2mbP+7x4Mx5KzVAn/QqvtdZs8LlR67diTNh4joK7qmQhyOl4UuGoxX9j3D:WHIK1R2VA/Qqvtzz67dbn1QhyOl4UuD

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4452 1372 WerFault.exe rundll32.exe
System Location Discovery: System Language Discovery 1 TTPs 1 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:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
4452	1372	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 100 wrote to memory of 1372	100	rundll32.exe	rundll32.exe
PID 100 wrote to memory of 1372	100	rundll32.exe	rundll32.exe
PID 100 wrote to memory of 1372	100	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7zS850A099E\libcurlpp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7zS850A099E\libcurlpp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 664
    3⤵
    - Program crash
    PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1372 -ip 1372
1⤵
PID:3488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1372-0-0x000000006B280000-0x000000006B2A6000-memory.dmp

Filesize
152KB

Download
memory/1372-1-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/1372-12-0x000000006B280000-0x000000006B2A6000-memory.dmp

Filesize
152KB

Download
memory/1372-11-0x000000006B280000-0x000000006B2A6000-memory.dmp

Filesize
152KB

Download
memory/1372-9-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/1372-10-0x000000006494A000-0x000000006494F000-memory.dmp

Filesize
20KB

Download
memory/1372-13-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download
memory/1372-8-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/1372-6-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/1372-5-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/1372-4-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/1372-2-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/1372-7-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/1372-3-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/1372-16-0x000000006EB40000-0x000000006EB63000-memory.dmp

Filesize
140KB

Download
memory/1372-20-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/1372-19-0x000000006B280000-0x000000006B2A6000-memory.dmp

Filesize
152KB

Download
memory/1372-21-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download