29fd01bde813c1b971846a9c8ef0244709c02b67d8e9e6e3b6da0aaded49fac8

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 10:03

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General

Target

$PLUGINSDIR/FirefoxHandler.dll
Size

36KB
MD5

297f686666aab3309cabc430199dfd10
SHA1

0e57ded3db82a5c6de284a6fa93cc38bb8834ac9
SHA256

6eef17cfaa4e4420f41a5e80c2fc49f4c1b8e44c8b648982c5cf5311fbd91dca
SHA512

39ba6a6523df27c9e4e5d764a6ddde8129bbf80800b4b660354307d2601e84ed0783a6c035c5c1411a12177f95617db43d7ae2f3b0a2f5389d4d2681276196ac
SSDEEP

768:J92TwvrKHG8lvQdxk/+IX19elUSrMQLisawIUqoULdAOfK+2+ZI:X2kvkyxkWIF9elU1+ALWOfZZ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2084	2096	WerFault.exe	31

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 2 IoCs

pid	Process
2096	rundll32.exe
2096	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32
PID 2096 wrote to memory of 2084	2096	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FirefoxHandler.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\FirefoxHandler.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2096 -s 220
    3⤵
    - Program crash
    PID:2084

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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