603a15f62647bb39e8bab3508f2a3fef25417185c4fc1281001cfb4f0a3ff5e8

Analysis

max time kernel
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
05/06/2026, 17:44

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General

Target
dbexpint.dll
Size 120KB
Sample260605-wbfpcacz8r
SHA256 603a15f62647bb39e8bab3508f2a3fef25417185c4fc1281001cfb4f0a3ff5e8
MD5 d32d73583ec44fbabbce9466ab3dbbca
SHA1 17c8945b8499375c9e77cb18c025b851d3987753
SHA512 6176a51183af0e7f8b1e8bce25d6b190b8ca3731ed58fe317ca8461d4eff973436557fdb7f7c0f2903ed53b1507885157388bbcde327b3a3b6c1e2b23c3fe2aa
SSDEEP 3072:hqJFfEx0HmP3Ix/YBQCYmiWplq/o02mkM7N5buR:hZIpYBjYmix/UmTN5
TLSH
T1FBC37C12FAC0C178E55141724D783776667EFE860B1A63EB23C9B8B91DF1260BF06297
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4992	3096	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	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 3096	2664	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbexpint.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbexpint.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3096 -s 452
    3⤵
    - Program crash
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3096 -ip 3096
1⤵
PID:4180

Network

MITRE ATT&CK Enterprise v16

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/3096-0-0x0000000000B40000-0x0000000000B67000-memory.dmp

Download

memory/3096-1-0x0000000000B40000-0x0000000000B67000-memory.dmp