6946f7381bf339caa8cba4a521f7d09cf96514351e50c0a1a6ff0201a0c8a3f0

Analysis

max time kernel
95s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-09-2024 14:06

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General

Target

IE32/msvcp100.dll
Size

411KB
MD5

bc83108b18756547013ed443b8cdb31b
SHA1

79bcaad3714433e01c7f153b05b781f8d7cb318d
SHA256

b2ad109c15eaa92079582787b7772ba0a2f034f7d075907ff87028df0eaea671
SHA512

6e72b2d40e47567b3e506be474dafa7cacd0b53cd2c2d160c3b5384f2f461fc91bb5fdb614a351f628d4e516b3bbdabc2cc6d4cb4710970146d2938a687dd011
SSDEEP

12288:Seb8zxr1aWPaHX7dGP5frhUgiW6QR7t5qv3Ooc8UHkC2e7wx:Seb8Fpa6aHX7dGP5Gv3Ooc8UHkC2ekx

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1668 2592 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
1668	2592	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 5016 wrote to memory of 2592	5016	rundll32.exe	rundll32.exe
PID 5016 wrote to memory of 2592	5016	rundll32.exe	rundll32.exe
PID 5016 wrote to memory of 2592	5016	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\IE32\msvcp100.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\IE32\msvcp100.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 604
    3⤵
    - Program crash
    PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2592 -ip 2592
1⤵
PID:428

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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