a46b4bc78888da628d9bf126379185d17abfcf0ae4126426486e8baa67f2e635

Analysis

max time kernel
95s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 05:38

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General

Target

a46b4bc78888da628d9bf126379185d17abfcf0ae4126426486e8baa67f2e635.dll
Size

76KB
MD5

f28bd76ed06fc0e4c6e5b24dfe6ba5f1
SHA1

4a8f9f09f3ff77872313c9ca3d504852f4b44eb7
SHA256

a46b4bc78888da628d9bf126379185d17abfcf0ae4126426486e8baa67f2e635
SHA512

c8dd423c77cf8a254ca09a9de76ab00c050dc16f54e57c0326683fab6bc5578d1c58c55a89213982c84ae8b97b466d8c1e4a0b880b96b2be1acd97f13ae7663e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZjFEW9:c8y93KQjy7G55riF1cMo03ln9

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2948-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2948-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4680	2948	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	2948	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2948	1644	rundll32.exe	82
PID 1644 wrote to memory of 2948	1644	rundll32.exe	82
PID 1644 wrote to memory of 2948	1644	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46b4bc78888da628d9bf126379185d17abfcf0ae4126426486e8baa67f2e635.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46b4bc78888da628d9bf126379185d17abfcf0ae4126426486e8baa67f2e635.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 712
    3⤵
    - Program crash
    PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2948 -ip 2948
1⤵
PID:4784

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/2948-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2948-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download