b6eed83152b8c85b238217293e484ee225ed336d17ef1c4d62b29c0b438bf78f

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 06:55

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General

Target

b6eed83152b8c85b238217293e484ee225ed336d17ef1c4d62b29c0b438bf78f.dll
Size

76KB
MD5

afd84d86a83cc89b46dca7d79b900f16
SHA1

219ab972af6ce8f6bb03c572f38ec1e8970c4795
SHA256

b6eed83152b8c85b238217293e484ee225ed336d17ef1c4d62b29c0b438bf78f
SHA512

4d2c872afa9631f911baf7b89b950e1f2a7dead5130e2fca2cd0407787f04a003e6ccfef72a624b5c3a29e7cc64e1651154c433bbf6e1f17a1520251480a0c9c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+X+26:c8y93KQjy7G55riF1cMo03b26

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2164-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2164-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1472	2164	WerFault.exe	82

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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 2164	3592	rundll32.exe	82
PID 3592 wrote to memory of 2164	3592	rundll32.exe	82
PID 3592 wrote to memory of 2164	3592	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6eed83152b8c85b238217293e484ee225ed336d17ef1c4d62b29c0b438bf78f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6eed83152b8c85b238217293e484ee225ed336d17ef1c4d62b29c0b438bf78f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 696
    3⤵
    - Program crash
    PID:1472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2164 -ip 2164
1⤵
PID:1248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/2164-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2164-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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