61d3e7a824489b33ea6e60c9138bf4d44128194cbd0dc28fe0adc56ccda78ae3

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 14:44

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General

Target

$PLUGINSDIR/Base64.dll
Size

4KB
MD5

f0e3845fefd227d7f1101850410ec849
SHA1

3067203fafd4237be0c186ddab7029dfcbdfb53e
SHA256

7c688940e73022bf526f07cc922a631a1b1db78a19439af6bafbff2a3b46d554
SHA512

584ae5a0d1c1639ba4e2187d0c8a0ac7e54c0be0a266029c4689d81c0c64a7f80e7d918da0df5c6344f9f7a114f30d8f2feda253b29e813bae086604731a3d8a
SSDEEP

48:SxSrr7xd14m4bLKwvnvcfDw1hEiauGkDVK+hIg4qT9/3lt:zr7xd14m4qw/vGwrEickDVthcE/

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2112	1152	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1752 wrote to memory of 1152	1752	rundll32.exe	30
PID 1152 wrote to memory of 2112	1152	rundll32.exe	31
PID 1152 wrote to memory of 2112	1152	rundll32.exe	31
PID 1152 wrote to memory of 2112	1152	rundll32.exe	31
PID 1152 wrote to memory of 2112	1152	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Base64.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1152 -s 228
    3⤵
    - Program crash
    PID:2112

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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