6e0e786236801f1f821db8446306e16feee90d9cc2903f48c918717f161974c3

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 18:52

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General

Target

bass.dll
Size

97KB
MD5

df054025c9e845b33b27a99af750f9b9
SHA1

cb2a9dc07dada8e2d96d10baee878131aeff0d14
SHA256

dfa29cf9a2cbcd8b1dcf7fb7a72764ff2b05e47b056e2a80190338492e0ad0a4
SHA512

f1de2207a6ea3bb455ff763bb86404e57a78d0e1d229a0158e41c53507b7b63be926142ee39fae62b6408acb8e5a350ce0f5beaf1823c7d09a4bde88622e4f36
SSDEEP

3072:p24KYnxDl1SlpejXNEFJUFew/UWjKoamC3uDz6iksXQl4B8:k4NnRl4leG7iUVmC3w6uB8

Score

3^/10

discovery

Malware Config

Signatures

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 7 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30
PID 2224 wrote to memory of 2096	2224	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bass.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bass.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2096

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/2096-0-0x0000000011000000-0x0000000011063000-memory.dmp

Filesize
396KB

Download
memory/2096-1-0x0000000011000000-0x0000000011063000-memory.dmp

Filesize
396KB

Download
memory/2096-2-0x0000000011062000-0x0000000011063000-memory.dmp

Filesize
4KB

Download