a5e462dc0836be760591a965e4e60927670662ce5754e94fd76062d6ab0d06a7

Analysis

max time kernel
69s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/01/2025, 20:30

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General

Target

a5e462dc0836be760591a965e4e60927670662ce5754e94fd76062d6ab0d06a7N.dll
Size

76KB
MD5

7e52e67b4c10aac17fa1d9de883c9e30
SHA1

872fe626858bc814d31cbfda7f0237c9d4b6db68
SHA256

a5e462dc0836be760591a965e4e60927670662ce5754e94fd76062d6ab0d06a7
SHA512

0d867a36c8ec7d3fbe321e2980506ca5730a2389e14221f74b85c6fed4f7b4da740f15949a53347719317d5ece50f0e70677ffebe6ca8d0a6211bc7bd0b5e900
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZM6NF3:c8y93KQjy7G55riF1cMo03a2B

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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3044-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3044-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3044-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3044-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3044-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	3044	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 2644 wrote to memory of 3044	2644	rundll32.exe	30
PID 3044 wrote to memory of 2752	3044	rundll32.exe	31
PID 3044 wrote to memory of 2752	3044	rundll32.exe	31
PID 3044 wrote to memory of 2752	3044	rundll32.exe	31
PID 3044 wrote to memory of 2752	3044	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e462dc0836be760591a965e4e60927670662ce5754e94fd76062d6ab0d06a7N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e462dc0836be760591a965e4e60927670662ce5754e94fd76062d6ab0d06a7N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 268
    3⤵
    - Program crash
    PID:2752

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/3044-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3044-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3044-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3044-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3044-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3044-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download