379c2feee0c29170fcbea6fd7c6059df7386d58d2aa2e0fbd7008e4c4d1ded19

Analysis

max time kernel
102s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2025, 10:18

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General

Target

AliIM2013_7.21.04C去广告绿色优化版V2/AliWangWang/7.21.04C/AccVoiceEgn.dll
Size

529KB
MD5

2f6b4edd23cb82b9ab22df20f0d44717
SHA1

e26ca54af71f59598b44a2c8ad62426a9d634b0a
SHA256

9ba1d4e7c2c24c7c92cdacbaa73c519786914967b46982f7199468aa8330c026
SHA512

c2106774d4ba7d05d98b5226c02359bef01e3d402e2df3d61d26115e4e83457975f81156b0da358d5ebc7bff9df6b8df12c51b02a50f81dea319ff1a7afd904a
SSDEEP

6144:SsDIt4YMIrciY9dFhArfzBk1d/WqMFifmdBhpfOSPRMAOmqp+p4bt6M:S5c9cfzMdu1FiivpFPeUse4bt6M

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral10/memory/5420-0-0x00000000749F0000-0x0000000074C51000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	5420	WerFault.exe	86

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 3 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 5420	212	rundll32.exe	86
PID 212 wrote to memory of 5420	212	rundll32.exe	86
PID 212 wrote to memory of 5420	212	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\AliIM2013_7.21.04C去广告绿色优化版V2\AliWangWang\7.21.04C\AccVoiceEgn.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\AliIM2013_7.21.04C去广告绿色优化版V2\AliWangWang\7.21.04C\AccVoiceEgn.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5420 -s 620
    3⤵
    - Program crash
    PID:2668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5420 -ip 5420
1⤵
PID:5216

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

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Downloads

memory/5420-0-0x00000000749F0000-0x0000000074C51000-memory.dmp

Filesize
2.4MB

Download
memory/5420-1-0x00000000749F0000-0x0000000074C51000-memory.dmp

Filesize
2.4MB

Download