38ef0d4db0c606e3689cd279a287e234ef5680328fb055b3b7d51e150e01298e

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 13:54

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General

Target

38ef0d4db0c606e3689cd279a287e234ef5680328fb055b3b7d51e150e01298eN.dll
Size

76KB
MD5

42cacc0998656c02ebe940909e6e0500
SHA1

3db3a5176d344420e9e6ec06c9a7eb20bf820af9
SHA256

38ef0d4db0c606e3689cd279a287e234ef5680328fb055b3b7d51e150e01298e
SHA512

410c02da8e998b6a2fba5a49afbf8c890192d9de60d858f1fb9df2c5f12b97182033e306552e0e92a1bf8a9f4cf7d6db3a8e1b59a80c80ba35d606f66c337d5b
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZvAGw+ei:c8y93KQjy7G55riF1cMo03mu

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
behavioral1/memory/2160-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2160-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	2160	WerFault.exe	31

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	2160	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2136 wrote to memory of 2160	2136	rundll32.exe	31
PID 2160 wrote to memory of 2336	2160	rundll32.exe	32
PID 2160 wrote to memory of 2336	2160	rundll32.exe	32
PID 2160 wrote to memory of 2336	2160	rundll32.exe	32
PID 2160 wrote to memory of 2336	2160	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38ef0d4db0c606e3689cd279a287e234ef5680328fb055b3b7d51e150e01298eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\38ef0d4db0c606e3689cd279a287e234ef5680328fb055b3b7d51e150e01298eN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 308
    3⤵
    - Program crash
    PID:2336

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/2160-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2160-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download