87296e6ef060f610d0d792aecb3a7ca1ac5e6ecb4dc696aaabc708af85015a59

Analysis

max time kernel
94s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 01:35

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General

Target

87296e6ef060f610d0d792aecb3a7ca1ac5e6ecb4dc696aaabc708af85015a59.dll
Size

76KB
MD5

87712215e1646581a94d499b6a8a6364
SHA1

19eb162af7df8c634ed3db5faf998bcba47d28a0
SHA256

87296e6ef060f610d0d792aecb3a7ca1ac5e6ecb4dc696aaabc708af85015a59
SHA512

60aa57b406467449eb74fbf7858a49df14596c4afaf8264049aae950acc5908d76bc76d2bd2af3150dede6eef28932b325117e043cdc9acaefd09c111ab2311f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZoKxnH2E3:c8y93KQjy7G55riF1cMo03JH2E3

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
behavioral2/memory/4632-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4632-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4896 4632 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 4632 rundll32.exe

pid	pid_target	process	target process
4896	4632	WerFault.exe	rundll32.exe

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

description	pid	process
Token: SeDebugPrivilege	4632	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 224 wrote to memory of 4632	224	rundll32.exe	rundll32.exe
PID 224 wrote to memory of 4632	224	rundll32.exe	rundll32.exe
PID 224 wrote to memory of 4632	224	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87296e6ef060f610d0d792aecb3a7ca1ac5e6ecb4dc696aaabc708af85015a59.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\87296e6ef060f610d0d792aecb3a7ca1ac5e6ecb4dc696aaabc708af85015a59.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 712
    3⤵
    - Program crash
    PID:4896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4632 -ip 4632
1⤵
PID:2620

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/4632-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4632-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download