a8982034b8745ca1dc3b8816b16961bf4e996c911c6411bca8530d8aea7e0610

Analysis

max time kernel
93s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 17:07

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General

Target
$PLUGINSDIR/Bass.dll
Size 101KB
Sample240802-vm97nasdjm
SHA256 14a38f56be50a3829eb1eda2a908da2de5913f81d5cb01d8b668593d0fc36594
MD5 a8af308ff01b4477657955fbf0cc8408
SHA1 0794c059f0326e4a71be8a3ee4ac17a657d90d88
SHA512 9e221967db95d4b86bf311891193dfd1515806aa0d43198d3bc26a17d77f06f212ab9dba1ca8575f50d224380e8b109529faccf2f56daac834da83a83677a0fd
SSDEEP 3072:kR+vccy3LIweO1vFCLPkG9dfSD0BXZXmpw69Qe:S+vccy3hF1vFCT99dTBX5mupe
MD5 SHA1 SHA512 SSDEEP

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 3 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 1264	860	rundll32.exe	83
PID 860 wrote to memory of 1264	860	rundll32.exe	83
PID 860 wrote to memory of 1264	860	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Bass.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Bass.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1264

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/1264-0-0x0000000010000000-0x000000001004D000-memory.dmp

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