bee655d154818984a72b6c9b0bc4bfbe5efc489ef522dee754165f03e7290c7f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 07:11

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General

Target

bee655d154818984a72b6c9b0bc4bfbe5efc489ef522dee754165f03e7290c7f.dll
Size

76KB
MD5

bd49691afa2693a0fbd4081790ba06a9
SHA1

9773e9b6b061dea0215e6655f4ee7049d39884a2
SHA256

bee655d154818984a72b6c9b0bc4bfbe5efc489ef522dee754165f03e7290c7f
SHA512

f8103433f2d7d3478a1f628a5d3da43f784b585e7c4301199bd073cd646bb0b03ab8a6ac24994feb95e9c8c8df1e4f45fbc3506af3ecc9d032aa0b3ac06a198e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZaJ2b:c8y93KQjy7G55riF1cMo03yG

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2184-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2608 2184 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 2184 rundll32.exe

pid	pid_target	process	target process
2608	2184	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	2184	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2184	3044	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2608	2184	rundll32.exe	WerFault.exe
PID 2184 wrote to memory of 2608	2184	rundll32.exe	WerFault.exe
PID 2184 wrote to memory of 2608	2184	rundll32.exe	WerFault.exe
PID 2184 wrote to memory of 2608	2184	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bee655d154818984a72b6c9b0bc4bfbe5efc489ef522dee754165f03e7290c7f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bee655d154818984a72b6c9b0bc4bfbe5efc489ef522dee754165f03e7290c7f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 308
    3⤵
    - Program crash
    PID:2608

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/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2184-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download