01fa11bf9cf821372575e12496a281db3c0edd99043f5a30351f218380028c79

Analysis

max time kernel
134s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 04:40

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General

Target

iwszswbfva.exe
Size

7KB
MD5

256173eb182e2853cbfa0590dfb0cb3a
SHA1

c8eadb0d069644a491368497e91d737e4dc41754
SHA256

15b35b8bd2d2e94f656e77a105e3ef99946b02c41d773d118ab0c64db578eb5d
SHA512

22e88b1ed25e5f8391497255a8bdc7ea1aef876f3f3c9547e334436d8f250c8cc5c45c344b79c7009d15c9556235086190bc2a3bfb637cd3eaa67824cea78af2
SSDEEP

96:B5AgpWlt+6vtR/c8CGzNyR5dj+5qB+STbjCXv+:wgUlXrCGud65nSfjCXv+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1060	4456	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iwszswbfva.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4456	iwszswbfva.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 4088	4456	iwszswbfva.exe	84
PID 4456 wrote to memory of 4088	4456	iwszswbfva.exe	84
PID 4456 wrote to memory of 4088	4456	iwszswbfva.exe	84

C:\Users\Admin\AppData\Local\Temp\iwszswbfva.exe
"C:\Users\Admin\AppData\Local\Temp\iwszswbfva.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Users\Admin\AppData\Local\Temp\iwszswbfva.exe
  "C:\Users\Admin\AppData\Local\Temp\iwszswbfva.exe"
  2⤵
  PID:4088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 532
  2⤵
  - Program crash
  PID:1060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4456 -ip 4456
1⤵
PID:1180

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/4456-0-0x0000000001560000-0x0000000001562000-memory.dmp

Filesize
8KB

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