dbfa954e5426a7f7b07d9840d00ff57c7183477a7d597a757e798ce8f348d1bc

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 08:40

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General

Target

b2-crack/steam_api.dll
Size

120KB
MD5

b00a034f1dc1fcda856510499e0f7b7c
SHA1

4c62c4cfaa76e7ce57866c41a3c36dd0ff31eb33
SHA256

814dec7ef99acc8fac953e287fa4ccf0edcfa4645e7642a998ba8f398ce65014
SHA512

0ca1f84077ae0775280169a5bca569558abc3ec04d7b5a694810ce6ae7320173de589fae7751fbb3eb8e103f9120c0d1e49a7bfa9bcfd44efabf4ea068e13ffe
SSDEEP

1536:bKQw8MpoYleO6tiU6tPbdXOZCz2rThXmVxk3MztGAUunWar:Tw8MNf68kCzZxbtGgWar

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
520	3620	WerFault.exe	82

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 behavior: EnumeratesProcesses 12 IoCs

pid	Process
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 3620	3924	rundll32.exe	82
PID 3924 wrote to memory of 3620	3924	rundll32.exe	82
PID 3924 wrote to memory of 3620	3924	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2-crack\steam_api.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2-crack\steam_api.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 576
    3⤵
    - Program crash
    PID:520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3620 -ip 3620
1⤵
PID:1100

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

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Downloads

memory/3620-0-0x0000000074E20000-0x0000000074E3D000-memory.dmp

Filesize
116KB

Download
memory/3620-3-0x0000000074E20000-0x0000000074E3D000-memory.dmp

Filesize
116KB

Download
memory/3620-4-0x0000000074E21000-0x0000000074E22000-memory.dmp

Filesize
4KB

Download
memory/3620-5-0x0000000074E20000-0x0000000074E3D000-memory.dmp

Filesize
116KB

Download