d8f02ea1a16fa39ab32b84265833164ff9606862e0dbd7da3f1b02b5210c69a3

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
18-02-2025 07:49

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General

Target

Manifest/ISCmplr.dll
Size

1.4MB
MD5

4a6dbda25a80cbb1df9ce69ff6fa6303
SHA1

d069c82c6b34b36d336c7b15bf0dae5410c8fd46
SHA256

5bd542000aa5585f44e07ba88e0fb52660566209f76adf85926093446447b113
SHA512

215287711399aa26ebcc5e300fb35487f32a7c1897e2158f00fa06764520890fb4d7670b275b1e48d763d950816519f79a491738794b7e417602f17e9634fe6b
SSDEEP

24576:tvpC+mNgcRqRhfZJbeijupnY88z7XcjOROI:9Efg90tn8z0ORO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2028	920	WerFault.exe	84

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 920	2196	rundll32.exe	84
PID 2196 wrote to memory of 920	2196	rundll32.exe	84
PID 2196 wrote to memory of 920	2196	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Manifest\ISCmplr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Manifest\ISCmplr.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 920 -s 584
    3⤵
    - Program crash
    PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 920 -ip 920
1⤵
PID:4780

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/920-0-0x00000000748D0000-0x0000000074A4C000-memory.dmp

Filesize
1.5MB

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