749c2b33e1cfd7280f2f6ec2b2db90ba496214d39bb5d5e6b543c185aca19434

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 06:05

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General

Target

749c2b33e1cfd7280f2f6ec2b2db90ba496214d39bb5d5e6b543c185aca19434.dll
Size

76KB
MD5

d5516804d60282021a9cdb4d33724082
SHA1

5c2e89272fc278c966aa99549f754c79ed390c29
SHA256

749c2b33e1cfd7280f2f6ec2b2db90ba496214d39bb5d5e6b543c185aca19434
SHA512

63d53567eef989d3e1d3fcb8845a654eada0585c07b04183d4b2920e6a127419374288bb2f79a28f919ca782d7e910801ae515f7e3191e09d5c9719fd246b898
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zx4eJOMn7+:c8y93KQjy7G55riF1cMo03XJJOu+

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/4660-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4660-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3588	4660	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	4660	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 4660	2064	rundll32.exe	82
PID 2064 wrote to memory of 4660	2064	rundll32.exe	82
PID 2064 wrote to memory of 4660	2064	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\749c2b33e1cfd7280f2f6ec2b2db90ba496214d39bb5d5e6b543c185aca19434.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\749c2b33e1cfd7280f2f6ec2b2db90ba496214d39bb5d5e6b543c185aca19434.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 712
    3⤵
    - Program crash
    PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4660 -ip 4660
1⤵
PID:3948

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/4660-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4660-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download